
Overview
The CD74AC245EE4 is a buffers, Drivers, Receivers, Transceiver made by Texas Instruments in a DIP-20 package with 20 pins. -55℃~+125℃ 1.5V~5.5V 160uA 24mA 24mA 74AC 8 8.5ns@5V,50pF Bidirectional Tri-State DIP-20 Buffers, Drivers, Receivers, Transceivers ROHS.
PCBKit's library has its KiCad symbol (74xx:74HC245, from KiCad's library) and its footprint (Package_DIP:DIP-20_W8.89mm_SMDSocket_LongPads, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C3753185).
Symbol
Footprint
Parameters
10- Channel Type
- Bidirectional
- Current - Output High(IOH)
- 24mA
- Current - Output Low(IOL)
- 24mA
- Logic Family
- 74AC
- Number of Bits per Element
- 8
- Operating Temperature
- -55℃~+125℃
- Propagation Delay
- 8.5ns@5V,50pF
- Quiescent Current
- 160uA
- Voltage - Supply
- 1.5V~5.5V
- output type
- Tri-State
Order codes
1- CD74AC245EE4LCSC C3753185
Pinout
20| Pin | Name | Type |
|---|---|---|
| 1 | A->B | Input |
| 2 | A0 | Tri-state |
| 3 | A1 | Tri-state |
| 4 | A2 | Tri-state |
| 5 | A3 | Tri-state |
| 6 | A4 | Tri-state |
| 7 | A5 | Tri-state |
| 8 | A6 | Tri-state |
| 9 | A7 | Tri-state |
| 10 | GND | Power in |
| 11 | B7 | Tri-state |
| 12 | B6 | Tri-state |
| 13 | B5 | Tri-state |
| 14 | B4 | Tri-state |
| 15 | B3 | Tri-state |
| 16 | B2 | Tri-state |
| 17 | B1 | Tri-state |
| 18 | B0 | Tri-state |
| 19 | CE | Input |
| 20 | VCC | Power in |
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Is there a KiCad symbol and footprint for the CD74AC245EE4?
Yes. The symbol is 74xx:74HC245 and the footprint Package_DIP:DIP-20_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 CD74AC245EE4?
DIP-20, with 20 pins. Its footprint is drawn on this page.
Where is the CD74AC245EE4 datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the CD74AC245EE4?
JLCPCB lists it as part C3753185, with 0 in stock; the sellers' links on this page open their listings.
What can replace the CD74AC245EE4?
Parts like it in the library: the SN74HC244N(LX) by lingxingic, the AIP74HC540DA20.TB by Wuxi I-core Elec, the AIP74HC541DA20.TB by Wuxi I-core Elec and the 74HC244N-HX by ZHHXDZ. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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