6 layers313 × 259.5 mm
Open8-vga motherboard
adham404/Open8-VGA
An 8-bit computer from 74HC logic: microcoded CPU, VGA, PS/2, on-board editor and assembler. Play it in your browser.
322 parts3MIT
CD74HC161E
Texas InstrumentsExtended
-55℃~+125℃ 1 24MHz 2V~6V Asynchronous Divide-by-2 Falling Edge PDIP-16 Counters, Dividers ROHS
- Part id
- ti/CD74HC161E
- Category
- Counters, Dividers
- Package
- PDIP-16
- Pins
- 16
- In stock
- 119 at JLCPCB (C1523311)
- Used on
- 3 open-source boards
Overview
The CD74HC161E is a counters, Divider made by Texas Instruments in a PDIP-16 package with 16 pins. -55℃~+125℃ 1 24MHz 2V~6V Asynchronous Divide-by-2 Falling Edge PDIP-16 Counters, Dividers ROHS.
PCBKit's library has its KiCad symbol (74xx:74LS161, from KiCad's library) and its footprint (Package_DIP:DIP-16_W8.89mm_SMDSocket_LongPads, from KiCad's library), ready for a KiCad board. 119 are in stock at JLCPCB (part C1523311). 3 open-source boards in 3 repositories on GitHub use it.
Symbol
Footprint
Pinout
16| Pin | Name | Type |
|---|---|---|
| 1 | MR | Input |
| 2 | CP | Input |
| 3 | D0 | Input |
| 4 | D1 | Input |
| 5 | D2 | Input |
| 6 | D3 | Input |
| 7 | CEP | Input |
| 8 | GND | Power in |
| 9 | PE | Input |
| 10 | CET | Input |
| 11 | Q3 | Output |
| 12 | Q2 | Output |
| 13 | Q1 | Output |
| 14 | Q0 | Output |
| 15 | TC | Output |
| 16 | VCC | Power in |
Open-source boards using it
3
Parts like it
8
CD4017BED
DIP-16-40℃~+85℃ 1 11MHz 3V~18V 500mW 85ns Asynchronous CD4000 Divide-by-10 Reset function、Static operation、Low-power mode Rising Edge Up Counter DIP-16 Counters, Dividers ROHSGREENMICROCounters, DividersCD4017CN
DIP-16-40℃~+85℃ 3V~15V 5 5.5MHz 500mW 85ns Asynchronous Divide-by-10 Rising Edge DIP-16 Counters, Dividers ROHSHGSEMICounters, DividersCD4518BE
DIP-16-40℃~+85℃ 160ns 2 6MHz Asynchronous BCD Counter CD4000 Falling Edge、Rising Edge Reset function、Cascade counter、Synchronous counting Synchronous Up Counter DIP-16 Counters, Dividers ROHSHGSEMICounters, DividersCD4520BE
DIP-16DIP-16 Counters, Dividers ROHSHGSEMICounters, DividersCD4040BE(LX)
DIP-16-40℃~+125℃ 1 14ns 2V~6V 98MHz Asynchronous Divide-by-2 Falling Edge Up Counter DIP-16 Counters, Dividers ROHSlingxingicCounters, DividersSN74LS163N(LX)
DIP-16-40℃~+125℃ 1 16ns@6V,50pF 2V~6V 32MHz 4 500mW 74LS Divide-by-2 Reset function、Cascade counter、Synchronous counting Rising Edge Synchronous Synchronous DIP-16 Counters, Dividers ROHSlingxingicCounters, DividersCD74HC4017E
DIP-16-55℃~+125℃ 1 19ns 2V~6V 35MHz Asynchronous Decade Counter Rising Edge Synchronous Up Counter DIP-16 Counters, Dividers ROHSTexas InstrumentsCounters, DividersSN74LS192N(XBLW)
DIP-16-20℃~+85℃ 1 19ns 2V~6V 4 40MHz 500mW 74LS Asynchronous BCD Counter Reset function、Synchronous counting、Asynchronous parallel load Rising Edge Synchronous Up Counter、Down Counter DIP-16 Counters, Dividers ROHSXBLWCounters, Dividers
Questions
Is there a KiCad symbol and footprint for the CD74HC161E?
Yes. The symbol is 74xx:74LS161 and the footprint Package_DIP:DIP-16_W8.89mm_SMDSocket_LongPads, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the CD74HC161E?
PDIP-16, with 16 pins. Its footprint is drawn on this page.
Where is the CD74HC161E datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the CD74HC161E?
JLCPCB lists it as part C1523311, with 119 in stock; the sellers' links on this page open their listings.
What can replace the CD74HC161E?
Parts like it in the library: the CD4017BED by GREENMICRO, the CD4017CN by HGSEMI, the CD4518BE by HGSEMI and the CD4520BE by HGSEMI. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the CD74HC161E?
3 boards in 3 repositories on GitHub; the most starred are listed on this page, with their KiCad files.