Overview
The CD74AC280M is a parity Generators And Checker made by Texas Instruments in a SOIC-14 package with 14 pins. -55℃~+125℃ 1.5V~5.5V 24mA 24mA 74AC 9 Parity Generator/Checker 奇校验生成、同时输出奇/偶校验信号、偶校验生成 SOIC-14 Parity Generators and Checkers ROHS.
PCBKit's library has its KiCad symbol (74xx:74LS280, from KiCad's library) and its footprint (Package_SO:SO-14_3.9x8.65mm_P1.27mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C1523600).
Symbol
Footprint
Parameters
11- Features
- Odd parity generation, Simultaneous odd/even parity output, Even parity generation
- Input Logic Level - High
- 2.1V, 3.85V, 1.2V
- Input Logic Level - Low
- 0.3V, 0.9V, 1.65V
- Logic Type
- Parity Generator/Checker
- Number of Bits per Element
- 9
- Operating Temperature
- -55℃~+125℃
- Output Logic Level - High
- 4.4V, 3.94V, 2.58V, 1.4V, 2.9V
- Output Logic Level - Low
- 0.36V, 0.1V
- Quiescent Supply Current
- 8uA
- Series
- 74AC
- Voltage - Supply
- 1.5V~5.5V
Order codes
1- CD74AC280MLCSC C1523600
Pinout
14| Pin | Name | Type |
|---|---|---|
| 1 | G | Input |
| 2 | H | Input |
| 3 | NC | Not connected |
| 4 | I | Input |
| 5 | Even | Output |
| 6 | Odd | Output |
| 7 | GND | Power in |
| 8 | A | Input |
| 9 | B | Input |
| 10 | C | Input |
| 11 | D | Input |
| 12 | E | Input |
| 13 | F | Input |
| 14 | VCC | Power in |
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Is there a KiCad symbol and footprint for the CD74AC280M?
Yes. The symbol is 74xx:74LS280 and the footprint Package_SO:SO-14_3.9x8.65mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the CD74AC280M?
SOIC-14, with 14 pins. Its footprint is drawn on this page.
Where is the CD74AC280M datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the CD74AC280M?
JLCPCB lists it as part C1523600, with 0 in stock; the sellers' links on this page open their listings.
What can replace the CD74AC280M?
Parts like it in the library: the SN74HC280DR(LX) by lingxingic, the SN74LS280DR(LX) by lingxingic, the 74AC280SC by onsemi and the 74AC280SCX by onsemi. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Parts like it
8
SN74HC280DR(LX)
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SOP-14Parity Generators And Checkerslingxingic74AC280SC
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SOIC-14-40℃~+85℃ 0.9V、1.35V、1.65V 2.1V、3.15V、3.85V 2V~6V 4uA 74AC 9 Odd parity generation、Simultaneous odd/even parity output、Even parity generation Parity Generator/Checker SOIC-14 Parity Generators and Checkers ROHSonsemiParity Generators And Checkers74F280SC
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