Silver Wolf Electric High Quality Electronic Components and Parts

Circuits Dip


50pcs ICM7170IPG ic dip-24 7170 Integrated Circuits


50pcs ICM7170IPG ic dip-24 7170 Integrated Circuits


$299.99


TRW TDC1010J TDC-1010J Gold DIP IC Integrated Circuit


TRW TDC1010J TDC-1010J Gold DIP IC Integrated Circuit


$279.90


500 PCS 74HC541N DIP-20 74HC541 HC541 Integrated Circuit /FREE Registered Mail


500 PCS 74HC541N DIP-20 74HC541 HC541 Integrated Circuit /FREE Registered Mail


$239.99


50pcs Z84C2006PEC Integrated Circuit IC DIP-40 Z80-PIO


50pcs Z84C2006PEC Integrated Circuit IC DIP-40 Z80-PIO


$200.00


50pcs IC LMF100CN Integrated Circuit DIP-20 LMF100


50pcs IC LMF100CN Integrated Circuit DIP-20 LMF100


$199.99


500 PCS 74HC574N DIP-20 74HC574 HC574 Integrated Circuit /FREE Registered Mail


500 PCS 74HC574N DIP-20 74HC574 HC574 Integrated Circuit /FREE Registered Mail


$199.99


300 PCS CS3020 DIP-3 Hall switch circuit /FREE Registered Mail


300 PCS CS3020 DIP-3 Hall switch circuit /FREE Registered Mail


$195.99


20pcs IC AD7503JN Integrated Circuit IC DIP-16 AD7503


20pcs IC AD7503JN Integrated Circuit IC DIP-16 AD7503


$195.99


100pcs M27C2001-10F1 IC M27C2001 Integrated Circuits dip-32


100pcs M27C2001-10F1 IC M27C2001 Integrated Circuits dip-32


$159.99


100pcs M27C2001-12F1 IC M27C2001 Integrated Circuits dip-32


100pcs M27C2001-12F1 IC M27C2001 Integrated Circuits dip-32


$159.99


100pcs M27C2001-15F1 IC M27C2001 Integrated Circuits dip-32


100pcs M27C2001-15F1 IC M27C2001 Integrated Circuits dip-32


$159.99


100pcs MAX705CPA DIP-8 MAX705 DIP8 MAXIN Low-Cost �P Supervisory Circuit


100pcs MAX705CPA DIP-8 MAX705 DIP8 MAXIN Low-Cost �P Supervisory Circuit


$154.66


NIP EECO 350102GVS MICRO DIP CIRCUIT BOARD SWITCHES 50


NIP EECO 350102GVS MICRO DIP CIRCUIT BOARD SWITCHES 50


$150.00


200 PCS SG3525AN DIP-16 SG3525 MODULATOR CONTROL CIRCUIT /FREE registered mail


200 PCS SG3525AN DIP-16 SG3525 MODULATOR CONTROL CIRCUIT /FREE registered mail


$149.99


50pcs MC6802P IC MC6802 Integrated Circuits DIP-40


50pcs MC6802P IC MC6802 Integrated Circuits DIP-40


$149.99


50pcs SAB6456A IC Philips DIP 8pin integrated circuits SAB


50pcs SAB6456A IC Philips DIP 8pin integrated circuits SAB


$109.99


10pcs MC145151L ic dip-28 MOTOROLA  Integrated Circuits


10pcs MC145151L ic dip-28 MOTOROLA Integrated Circuits


$99.99


Lot of 4 Motorola MC14444P ADC NOS Plastic Dip Integrated Circuits


Lot of 4 Motorola MC14444P ADC NOS Plastic Dip Integrated Circuits


$99.99


50X ORIGINAL ICE3BR0665J 3BR0665J Integrated Circuit DIP-8PIN (W60)


50X ORIGINAL ICE3BR0665J 3BR0665J Integrated Circuit DIP-8PIN (W60)


$98.00


Integrated Circuit 40 pin dip style HEF 4738VPN


Integrated Circuit 40 pin dip style HEF 4738VPN


$69.95


7x P82C54-2 Intel Timer Circuit, 24 pin, Plastic DIP


7x P82C54-2 Intel Timer Circuit, 24 pin, Plastic DIP


$65.00


20 DIP IC LF398N LF398 Monolithic Sample & Hold Circuit


20 DIP IC LF398N LF398 Monolithic Sample & Hold Circuit


$61.60


Lot of 46 Siliconix DG417DJ Integrated Circuits ANALOG SWITCH 8 pin dip


Lot of 46 Siliconix DG417DJ Integrated Circuits ANALOG SWITCH 8 pin dip


$59.99


MAXIM MAX1232CPA MPU SUPERVISORY CIRCUIT 8-DIP QTY-50


MAXIM MAX1232CPA MPU SUPERVISORY CIRCUIT 8-DIP QTY-50


$59.95


5pcs IC AD7503JN Integrated Circuit IC DIP-16 AD7503


5pcs IC AD7503JN Integrated Circuit IC DIP-16 AD7503


$49.99


9 PC'S P/N P8291A INTEL DIP 40 INTEGRATED CIRCUITS


9 PC'S P/N P8291A INTEL DIP 40 INTEGRATED CIRCUITS


$49.99


Lot of 15 pcs National LF444ACN Integrated Circuits NOS NIB 14 pin Dip 9152


Lot of 15 pcs National LF444ACN Integrated Circuits NOS NIB 14 pin Dip 9152


$49.99


10PC DS1287A+ DS1287A Integrated Circuit  DALLAS DIP18 NEW (A227)


10PC DS1287A+ DS1287A Integrated Circuit DALLAS DIP18 NEW (A227)


$49.99


5pcs IC AD7541AKN Integrated Circuit IC DIP-18 AD7541


5pcs IC AD7541AKN Integrated Circuit IC DIP-18 AD7541


$47.99


10pcs SN75365N Integrated Circuit IC DIP-16 SN75365


10pcs SN75365N Integrated Circuit IC DIP-16 SN75365


$47.99


5pcs IC TCM5087N Integrated Circuit DIP-16 TCM5087


5pcs IC TCM5087N Integrated Circuit DIP-16 TCM5087


$41.99


100PCS HD74HC00P DIP-14 74HC00  HC00 2-input NAND Gates  NEW Integrated Circuit


100PCS HD74HC00P DIP-14 74HC00 HC00 2-input NAND Gates NEW Integrated Circuit


$41.80


100pcs 74HC574N DIP-20 74HC574 HC574 Octal D-Type Flip-Flop TIIntegrated Circuit


100pcs 74HC574N DIP-20 74HC574 HC574 Octal D-Type Flip-Flop TIIntegrated Circuit


$40.76


100PCS SN74HC245N DIP-20 74HC245 HC245 TI 3-state Transceiver Integrated Circuit


100PCS SN74HC245N DIP-20 74HC245 HC245 TI 3-state Transceiver Integrated Circuit


$40.23


PHILIPS TDA7052A - INTEGRATED CIRCUIT 8 PIN DIP - LOT OF 10


PHILIPS TDA7052A - INTEGRATED CIRCUIT 8 PIN DIP - LOT OF 10


$39.99


100 PCS SN74HC574N DIP-20 SN74HC574 74HC574  HC574 Integrated Circuit NEW


100 PCS SN74HC574N DIP-20 SN74HC574 74HC574 HC574 Integrated Circuit NEW


$39.99


10pcs IC ADC0838CCN Integrated Circuit DIP-20 ADC0838


10pcs IC ADC0838CCN Integrated Circuit DIP-20 ADC0838


$38.99


10pcs IC LM139J Integrated Circuit DIP-14 LM139


10pcs IC LM139J Integrated Circuit DIP-14 LM139


$38.99


10pcs IC LM224J Integrated Circuit DIP-14 LM224


10pcs IC LM224J Integrated Circuit DIP-14 LM224


$38.99


10pcs IC LM124J Integrated Circuit DIP-14 LM124


10pcs IC LM124J Integrated Circuit DIP-14 LM124


$38.99


10pcs Z84C0006PEC Integrated Circuit IC DIP-40 Z80-CPU


10pcs Z84C0006PEC Integrated Circuit IC DIP-40 Z80-CPU


$38.99


10pcs Z84C2006PEC Integrated Circuit IC DIP-40 Z80-PIO


10pcs Z84C2006PEC Integrated Circuit IC DIP-40 Z80-PIO


$38.99


100PCS CD4069UBE DIP-14 CD4069 DIP14 TI INVERTER CIRCUIT CMOS


100PCS CD4069UBE DIP-14 CD4069 DIP14 TI INVERTER CIRCUIT CMOS


$37.67


10pcs IR2109 DIP8 Integrated Circuit


10pcs IR2109 DIP8 Integrated Circuit


$36.99


50 PCS CS3020 DIP-3  Hall switch circuit NEW


50 PCS CS3020 DIP-3 Hall switch circuit NEW


$36.99


10pcs IR2109 DIP8 Integrated Circuit


10pcs IR2109 DIP8 Integrated Circuit


$36.99


10pcs IR2109 DIP8 Integrated Circuit


10pcs IR2109 DIP8 Integrated Circuit


$36.99


Integrated Circuit Aeroflex chip express 1553_DMA dip


Integrated Circuit Aeroflex chip express 1553_DMA dip


$35.00


Tube (25) UCN5800A Allegro DIP-14 BiMOS II Latched Driver IC Integrated Circuit


Tube (25) UCN5800A Allegro DIP-14 BiMOS II Latched Driver IC Integrated Circuit


$34.99


100 PCS 74HC573N DIP-20 74HC573 Integrated Circuit


100 PCS 74HC573N DIP-20 74HC573 Integrated Circuit


$33.99


100 PCS 74HC74N DIP-14 74HC74 HC74 Integrated Circuit


100 PCS 74HC74N DIP-14 74HC74 HC74 Integrated Circuit


$32.90


100 PCS 74HC74N DIP-14 74HC74 HC74 Integrated Circuit


100 PCS 74HC74N DIP-14 74HC74 HC74 Integrated Circuit


$32.90


10pcs IC LM747CN Integrated Circuit DIP-14 LM747


10pcs IC LM747CN Integrated Circuit DIP-14 LM747


$31.99


Vector 3677 DIP Plugbord Prototype Circuit  Board   NEW


Vector 3677 DIP Plugbord Prototype Circuit Board NEW


$31.95


IM6561IPN - Intersil Integrated Circuit - 18 Pin Dip


IM6561IPN - Intersil Integrated Circuit - 18 Pin Dip


$30.00


SCN2681TC1N40 - UART-USART Circuit - Dual Async Transceiver - DIP40


SCN2681TC1N40 - UART-USART Circuit - Dual Async Transceiver - DIP40


$29.99


5pcs Z84E3016PSC Integrated Circuit IC DIP-28 Z8-4K-OTP


5pcs Z84E3016PSC Integrated Circuit IC DIP-28 Z8-4K-OTP


$29.99


Lot of 25 pcs Japan Radio Company NJM556D Integrated Circuits NOS NIB 14 pin dip


Lot of 25 pcs Japan Radio Company NJM556D Integrated Circuits NOS NIB 14 pin dip


$29.99


RARE Harris HD1-4001-9 7313 Date Code Gold Top Integrated Circuit NOS NIB Dip


RARE Harris HD1-4001-9 7313 Date Code Gold Top Integrated Circuit NOS NIB Dip


$29.99


5pcs IC MX333ACPP Integrated Circuit DIP-20 IC MX333A


5pcs IC MX333ACPP Integrated Circuit DIP-20 IC MX333A


$29.99


Lot of 5 NEC D18001-535 FH4-1253-03 Integrated Circuits NOS DIP Japan Made 98


Lot of 5 NEC D18001-535 FH4-1253-03 Integrated Circuits NOS DIP Japan Made 98


$29.99


100 PCS SN74HC245N DIP 74HC245 HC245 Integrated Circuit


100 PCS SN74HC245N DIP 74HC245 HC245 Integrated Circuit


$29.99


5pcs IC MT8980DE Integrated Circuit DIP-40 MT8980


5pcs IC MT8980DE Integrated Circuit DIP-40 MT8980


$29.99


Lot of 10 Sanyo LA1365 Integrated Circuits NOS Dip FM


Lot of 10 Sanyo LA1365 Integrated Circuits NOS Dip FM


$29.99


Lot of 4 Motorola MC1806P Gold Lead Integrated Circuits NOS 7145 Date Code DIP


Lot of 4 Motorola MC1806P Gold Lead Integrated Circuits NOS 7145 Date Code DIP


$29.99


Lot of 3 FSC FSA2619P Integrated Circuits NOS DIP FSA26


Lot of 3 FSC FSA2619P Integrated Circuits NOS DIP FSA26


$29.95


Qty 10 Microchip Integrate Circuit  DIP AY0438-1 New


Qty 10 Microchip Integrate Circuit DIP AY0438-1 New


$29.95


WP-90474L2 - Integrated Circuit - 24 Pin Dip Narrow


WP-90474L2 - Integrated Circuit - 24 Pin Dip Narrow


$29.45


100 PCS 74HC244N DIP20 74HC244 HC244 Integrated Circuit


100 PCS 74HC244N DIP20 74HC244 HC244 Integrated Circuit


$29.29


100 PCS 74HC244N DIP20 74HC244 HC244 Integrated Circuit


100 PCS 74HC244N DIP20 74HC244 HC244 Integrated Circuit


$29.29


5PC DS1287A+ DS1287A Integrated Circuit  DALLAS DIP18 NEW (A227)


5PC DS1287A+ DS1287A Integrated Circuit DALLAS DIP18 NEW (A227)


$28.98


UAA145 Manu:TFK Encapsulation:DIP-14,Phase Control Circuit for Industrial Applic


UAA145 Manu:TFK Encapsulation:DIP-14,Phase Control Circuit for Industrial Applic


$28.00


2pcs IC AD7503JN Integrated Circuit IC DIP-16 AD7503


2pcs IC AD7503JN Integrated Circuit IC DIP-16 AD7503


$27.99


4pcs IC AD712KN Integrated Circuit IC DIP-8 AD712


4pcs IC AD712KN Integrated Circuit IC DIP-8 AD712


$27.99


52 PCS 74HC541N DIP-20 74HC541 HC541 Integrated Circuit /FREE Registered Mail


52 PCS 74HC541N DIP-20 74HC541 HC541 Integrated Circuit /FREE Registered Mail


$27.99


10pcs IC D82C43HC-2 Integrated Circuit DIP-24 D82C43HC


10pcs IC D82C43HC-2 Integrated Circuit DIP-24 D82C43HC


$27.99


50 PCS 74HC541N DIP-20 74HC541 HC541 Integrated Circuit


50 PCS 74HC541N DIP-20 74HC541 HC541 Integrated Circuit


$26.89


50 PCS 74HC541N DIP-20 74HC541 HC541 Integrated Circuit


50 PCS 74HC541N DIP-20 74HC541 HC541 Integrated Circuit


$26.89


10pcs TCA440 SIEMENS AM Receiver Circuit DIP-16


10pcs TCA440 SIEMENS AM Receiver Circuit DIP-16


$26.88


10pcs of KA5L0365R Integrated Circuit DIP8 5L0365R


10pcs of KA5L0365R Integrated Circuit DIP8 5L0365R


$26.88


AD532KD Manu:AD  Encapsulation:DIP-14,Internally Trimmed Integrated Circuit


AD532KD Manu:AD Encapsulation:DIP-14,Internally Trimmed Integrated Circuit


$25.00


TDA2086A Manu:GPS/PHI Encapsulation:DIP-16,Phase Control Integrated Circuit


TDA2086A Manu:GPS/PHI Encapsulation:DIP-16,Phase Control Integrated Circuit


$25.00


Lot of 8 pcs Toshiba TA7193P Integrated Circuits NOS NIB A 11 DIP


Lot of 8 pcs Toshiba TA7193P Integrated Circuits NOS NIB A 11 DIP


$24.99


Lot of 3 Sony CXA1315P 8 Bit DAC NOS NIB Integrated Circuits DIP  8-752-057-18


Lot of 3 Sony CXA1315P 8 Bit DAC NOS NIB Integrated Circuits DIP 8-752-057-18


$24.99


10X ORIGINAL ICE3BR0665J 3BR0665J Integrated Circuit DIP-8PIN (W60)


10X ORIGINAL ICE3BR0665J 3BR0665J Integrated Circuit DIP-8PIN (W60)


$24.99


5pcs IC LMF100CN Integrated Circuit DIP-20 LMF100


5pcs IC LMF100CN Integrated Circuit DIP-20 LMF100


$24.99


Vector 3677-2 DIP Plugbord Prototype Circuit  Board NEW


Vector 3677-2 DIP Plugbord Prototype Circuit Board NEW


$24.95


MAXIM MAX691CPE MPU SUPERVISORY CIRCUIT 16-P DIP QTY-5


MAXIM MAX691CPE MPU SUPERVISORY CIRCUIT 16-P DIP QTY-5


$24.95


50 PCS SN74HC574N DIP-20 SN74HC574 74HC574  HC574 Integrated Circuit NEW


50 PCS SN74HC574N DIP-20 SN74HC574 74HC574 HC574 Integrated Circuit NEW


$22.99


IXMS150PSI IXYS INTEGRATED CIRCUIT 24-Pin Dip Circuit


IXMS150PSI IXYS INTEGRATED CIRCUIT 24-Pin Dip Circuit


$22.50


50 PCS SG3525AN DIP-16 SG3525 MODULATOR CONTROL CIRCUIT


50 PCS SG3525AN DIP-16 SG3525 MODULATOR CONTROL CIRCUIT


$22.49


50 PCS SG3525AN DIP-16 SG3525 MODULATOR CONTROL CIRCUIT


50 PCS SG3525AN DIP-16 SG3525 MODULATOR CONTROL CIRCUIT


$22.49


4pcs SN75365N Integrated Circuit IC DIP-16 SN75365


4pcs SN75365N Integrated Circuit IC DIP-16 SN75365


$21.99


Z0853606PSC - I-O Port Circuit - 3 I/O Ports & Timers,6MHz - DIP40


Z0853606PSC - I-O Port Circuit - 3 I/O Ports & Timers,6MHz - DIP40


$21.99


Dip Switch for circuit boards - 209 brand new switches


Dip Switch for circuit boards - 209 brand new switches


$20.00


KS58006D SMD Integrated Circuit DIP 18 IC 18-DIP-300A


KS58006D SMD Integrated Circuit DIP 18 IC 18-DIP-300A


$20.00


KS58006D SMD Integrated Circuit DIP 18 IC 18-DIP-300A


KS58006D SMD Integrated Circuit DIP 18 IC 18-DIP-300A


$20.00


50 PCS 74HC74N DIP-14 74HC74 HC74 Integrated Circuit


50 PCS 74HC74N DIP-14 74HC74 HC74 Integrated Circuit


$19.99


INTEGRATED CIRCUITS,MOSTEK P/N MK14638N-5,MK3870/20,48 PIN DIP,5 PCS


INTEGRATED CIRCUITS,MOSTEK P/N MK14638N-5,MK3870/20,48 PIN DIP,5 PCS


$19.99


(25)TI Motorola Intergrated circuit SN74LS32N X449518 Quad 2 input  Gate 14 DIP


(25)TI Motorola Intergrated circuit SN74LS32N X449518 Quad 2 input Gate 14 DIP


$19.99

Circuits Dip


More Circuits Dip related items:

Simple Circuit question with LED and DIP switch.?

I am not sure what is going on in the circuit. The LED is "buffer driven" (which I don't know what that means) and there is an inverter and a DIP switch and some resistors. It looks like this http://www.cse.sc.edu/~mgv/csce211sp09/circuits/Inverter-LED.jpg Why is the LED on when the switch it off and why is it OFF when the DIP switch is ON? THANK YOU

The buffer is an inverter as indicated by the small circle at the output. When the input is low (switch closed) the output is high. There is no voltage across the LED so it is off.

When the input is high (switch open) the output is low. There is voltage across the LED so it is on.


50pcs ICM7170IPG ic dip-24 7170 Integrated Circuits


50pcs ICM7170IPG ic dip-24 7170 Integrated Circuits


$299.99


TRW TDC1010J TDC-1010J Gold DIP IC Integrated Circuit


TRW TDC1010J TDC-1010J Gold DIP IC Integrated Circuit


$279.90


500 PCS 74HC541N DIP-20 74HC541 HC541 Integrated Circuit /FREE Registered Mail


500 PCS 74HC541N DIP-20 74HC541 HC541 Integrated Circuit /FREE Registered Mail


$239.99


50pcs Z84C2006PEC Integrated Circuit IC DIP-40 Z80-PIO


50pcs Z84C2006PEC Integrated Circuit IC DIP-40 Z80-PIO


$200.00


50pcs IC LMF100CN Integrated Circuit DIP-20 LMF100


50pcs IC LMF100CN Integrated Circuit DIP-20 LMF100


$199.99


500 PCS 74HC574N DIP-20 74HC574 HC574 Integrated Circuit /FREE Registered Mail


500 PCS 74HC574N DIP-20 74HC574 HC574 Integrated Circuit /FREE Registered Mail


$199.99


300 PCS CS3020 DIP-3 Hall switch circuit /FREE Registered Mail


300 PCS CS3020 DIP-3 Hall switch circuit /FREE Registered Mail


$195.99


20pcs IC AD7503JN Integrated Circuit IC DIP-16 AD7503


20pcs IC AD7503JN Integrated Circuit IC DIP-16 AD7503


$195.99


100pcs M27C2001-10F1 IC M27C2001 Integrated Circuits dip-32


100pcs M27C2001-10F1 IC M27C2001 Integrated Circuits dip-32


$159.99


100pcs M27C2001-12F1 IC M27C2001 Integrated Circuits dip-32


100pcs M27C2001-12F1 IC M27C2001 Integrated Circuits dip-32


$159.99


100pcs M27C2001-15F1 IC M27C2001 Integrated Circuits dip-32


100pcs M27C2001-15F1 IC M27C2001 Integrated Circuits dip-32


$159.99


100pcs MAX705CPA DIP-8 MAX705 DIP8 MAXIN Low-Cost �P Supervisory Circuit


100pcs MAX705CPA DIP-8 MAX705 DIP8 MAXIN Low-Cost �P Supervisory Circuit


$154.66


NIP EECO 350102GVS MICRO DIP CIRCUIT BOARD SWITCHES 50


NIP EECO 350102GVS MICRO DIP CIRCUIT BOARD SWITCHES 50


$150.00


200 PCS SG3525AN DIP-16 SG3525 MODULATOR CONTROL CIRCUIT /FREE registered mail


200 PCS SG3525AN DIP-16 SG3525 MODULATOR CONTROL CIRCUIT /FREE registered mail


$149.99


50pcs MC6802P IC MC6802 Integrated Circuits DIP-40


50pcs MC6802P IC MC6802 Integrated Circuits DIP-40


$149.99


50pcs SAB6456A IC Philips DIP 8pin integrated circuits SAB


50pcs SAB6456A IC Philips DIP 8pin integrated circuits SAB


$109.99


10pcs MC145151L ic dip-28 MOTOROLA  Integrated Circuits


10pcs MC145151L ic dip-28 MOTOROLA Integrated Circuits


$99.99


Lot of 4 Motorola MC14444P ADC NOS Plastic Dip Integrated Circuits


Lot of 4 Motorola MC14444P ADC NOS Plastic Dip Integrated Circuits


$99.99


50X ORIGINAL ICE3BR0665J 3BR0665J Integrated Circuit DIP-8PIN (W60)


50X ORIGINAL ICE3BR0665J 3BR0665J Integrated Circuit DIP-8PIN (W60)


$98.00


Integrated Circuit 40 pin dip style HEF 4738VPN


Integrated Circuit 40 pin dip style HEF 4738VPN


$69.95


7x P82C54-2 Intel Timer Circuit, 24 pin, Plastic DIP


7x P82C54-2 Intel Timer Circuit, 24 pin, Plastic DIP


$65.00


20 DIP IC LF398N LF398 Monolithic Sample & Hold Circuit


20 DIP IC LF398N LF398 Monolithic Sample & Hold Circuit


$61.60


Lot of 46 Siliconix DG417DJ Integrated Circuits ANALOG SWITCH 8 pin dip


Lot of 46 Siliconix DG417DJ Integrated Circuits ANALOG SWITCH 8 pin dip


$59.99


MAXIM MAX1232CPA MPU SUPERVISORY CIRCUIT 8-DIP QTY-50


MAXIM MAX1232CPA MPU SUPERVISORY CIRCUIT 8-DIP QTY-50


$59.95


5pcs IC AD7503JN Integrated Circuit IC DIP-16 AD7503


5pcs IC AD7503JN Integrated Circuit IC DIP-16 AD7503


$49.99


9 PC'S P/N P8291A INTEL DIP 40 INTEGRATED CIRCUITS


9 PC'S P/N P8291A INTEL DIP 40 INTEGRATED CIRCUITS


$49.99


Lot of 15 pcs National LF444ACN Integrated Circuits NOS NIB 14 pin Dip 9152


Lot of 15 pcs National LF444ACN Integrated Circuits NOS NIB 14 pin Dip 9152


$49.99


10PC DS1287A+ DS1287A Integrated Circuit  DALLAS DIP18 NEW (A227)


10PC DS1287A+ DS1287A Integrated Circuit DALLAS DIP18 NEW (A227)


$49.99


5pcs IC AD7541AKN Integrated Circuit IC DIP-18 AD7541


5pcs IC AD7541AKN Integrated Circuit IC DIP-18 AD7541


$47.99


10pcs SN75365N Integrated Circuit IC DIP-16 SN75365


10pcs SN75365N Integrated Circuit IC DIP-16 SN75365


$47.99


5pcs IC TCM5087N Integrated Circuit DIP-16 TCM5087


5pcs IC TCM5087N Integrated Circuit DIP-16 TCM5087


$41.99


100PCS HD74HC00P DIP-14 74HC00  HC00 2-input NAND Gates  NEW Integrated Circuit


100PCS HD74HC00P DIP-14 74HC00 HC00 2-input NAND Gates NEW Integrated Circuit


$41.80


100pcs 74HC574N DIP-20 74HC574 HC574 Octal D-Type Flip-Flop TIIntegrated Circuit


100pcs 74HC574N DIP-20 74HC574 HC574 Octal D-Type Flip-Flop TIIntegrated Circuit


$40.76


100PCS SN74HC245N DIP-20 74HC245 HC245 TI 3-state Transceiver Integrated Circuit


100PCS SN74HC245N DIP-20 74HC245 HC245 TI 3-state Transceiver Integrated Circuit


$40.23


PHILIPS TDA7052A - INTEGRATED CIRCUIT 8 PIN DIP - LOT OF 10


PHILIPS TDA7052A - INTEGRATED CIRCUIT 8 PIN DIP - LOT OF 10


$39.99


100 PCS SN74HC574N DIP-20 SN74HC574 74HC574  HC574 Integrated Circuit NEW


100 PCS SN74HC574N DIP-20 SN74HC574 74HC574 HC574 Integrated Circuit NEW


$39.99


10pcs IC ADC0838CCN Integrated Circuit DIP-20 ADC0838


10pcs IC ADC0838CCN Integrated Circuit DIP-20 ADC0838


$38.99


10pcs IC LM139J Integrated Circuit DIP-14 LM139


10pcs IC LM139J Integrated Circuit DIP-14 LM139


$38.99


10pcs IC LM224J Integrated Circuit DIP-14 LM224


10pcs IC LM224J Integrated Circuit DIP-14 LM224


$38.99


10pcs IC LM124J Integrated Circuit DIP-14 LM124


10pcs IC LM124J Integrated Circuit DIP-14 LM124


$38.99


10pcs Z84C0006PEC Integrated Circuit IC DIP-40 Z80-CPU


10pcs Z84C0006PEC Integrated Circuit IC DIP-40 Z80-CPU


$38.99


10pcs Z84C2006PEC Integrated Circuit IC DIP-40 Z80-PIO


10pcs Z84C2006PEC Integrated Circuit IC DIP-40 Z80-PIO


$38.99


100PCS CD4069UBE DIP-14 CD4069 DIP14 TI INVERTER CIRCUIT CMOS


100PCS CD4069UBE DIP-14 CD4069 DIP14 TI INVERTER CIRCUIT CMOS


$37.67


10pcs IR2109 DIP8 Integrated Circuit


10pcs IR2109 DIP8 Integrated Circuit


$36.99


50 PCS CS3020 DIP-3  Hall switch circuit NEW


50 PCS CS3020 DIP-3 Hall switch circuit NEW


$36.99


10pcs IR2109 DIP8 Integrated Circuit


10pcs IR2109 DIP8 Integrated Circuit


$36.99


10pcs IR2109 DIP8 Integrated Circuit


10pcs IR2109 DIP8 Integrated Circuit


$36.99


Integrated Circuit Aeroflex chip express 1553_DMA dip


Integrated Circuit Aeroflex chip express 1553_DMA dip


$35.00


Tube (25) UCN5800A Allegro DIP-14 BiMOS II Latched Driver IC Integrated Circuit


Tube (25) UCN5800A Allegro DIP-14 BiMOS II Latched Driver IC Integrated Circuit


$34.99


100 PCS 74HC573N DIP-20 74HC573 Integrated Circuit


100 PCS 74HC573N DIP-20 74HC573 Integrated Circuit


$33.99


100 PCS 74HC74N DIP-14 74HC74 HC74 Integrated Circuit


100 PCS 74HC74N DIP-14 74HC74 HC74 Integrated Circuit


$32.90


100 PCS 74HC74N DIP-14 74HC74 HC74 Integrated Circuit


100 PCS 74HC74N DIP-14 74HC74 HC74 Integrated Circuit


$32.90


10pcs IC LM747CN Integrated Circuit DIP-14 LM747


10pcs IC LM747CN Integrated Circuit DIP-14 LM747


$31.99


Vector 3677 DIP Plugbord Prototype Circuit  Board   NEW


Vector 3677 DIP Plugbord Prototype Circuit Board NEW


$31.95


IM6561IPN - Intersil Integrated Circuit - 18 Pin Dip


IM6561IPN - Intersil Integrated Circuit - 18 Pin Dip


$30.00


SCN2681TC1N40 - UART-USART Circuit - Dual Async Transceiver - DIP40


SCN2681TC1N40 - UART-USART Circuit - Dual Async Transceiver - DIP40


$29.99


5pcs Z84E3016PSC Integrated Circuit IC DIP-28 Z8-4K-OTP


5pcs Z84E3016PSC Integrated Circuit IC DIP-28 Z8-4K-OTP


$29.99


Lot of 25 pcs Japan Radio Company NJM556D Integrated Circuits NOS NIB 14 pin dip


Lot of 25 pcs Japan Radio Company NJM556D Integrated Circuits NOS NIB 14 pin dip


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RARE Harris HD1-4001-9 7313 Date Code Gold Top Integrated Circuit NOS NIB Dip


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Simple Circuit question with LED and DIP switch.?

I am not sure what is going on in the circuit. The LED is "buffer driven" (which I don't know what that means) and there is an inverter and a DIP switch and some resistors. It looks like this http://www.cse.sc.edu/~mgv/csce211sp09/circuits/Inverter-LED.jpg Why is the LED on when the switch it off and why is it OFF when the DIP switch is ON? THANK YOU

The buffer is an inverter as indicated by the small circle at the output. When the input is low (switch closed) the output is high. There is no voltage across the LED so it is off.

When the input is high (switch open) the output is low. There is voltage across the LED so it is on.

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