SN74AS244ADW
Texas InstrumentsExtended
0℃~+70℃ 1 15mA 4.5V~5.5V 64mA 74AS 8 9ns@5.5V,50pF Output enable TTL Compatible CMOS Tri-State Unidirectional SOIC-20-300mil Buffers, Drivers, Receivers, Transceivers ROHS
- Part id
- ti/SN74AS244ADW
- Category
- Buffers, Drivers, Receivers, Transceivers
- Package
- SOIC-20-300mil
- Pins
- 20
- In stock
- 0 at JLCPCB (C1548937)
Overview
The SN74AS244ADW is a buffers, Drivers, Receivers, Transceiver made by Texas Instruments in a SOIC-20-300mil package with 20 pins. 0℃~+70℃ 1 15mA 4.5V~5.5V 64mA 74AS 8 9ns@5.5V,50pF Output enable TTL Compatible CMOS Tri-State Unidirectional SOIC-20-300mil Buffers, Drivers, Receivers, Transceivers ROHS.
PCBKit's library has its KiCad symbol (74xx:74HC244, from KiCad's library) and its footprint (Package_SO:SOIC-20W_7.5x12.8mm_P1.27mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C1548937).
Symbol
Footprint
Pinout
20| Pin | Name | Type |
|---|---|---|
| 1 | 1OE | Input |
| 2 | 1A0 | Input |
| 3 | 2Y0 | Tri-state |
| 4 | 1A1 | Input |
| 5 | 2Y1 | Tri-state |
| 6 | 1A2 | Input |
| 7 | 2Y2 | Tri-state |
| 8 | 1A3 | Input |
| 9 | 2Y3 | Tri-state |
| 10 | GND | Power in |
| 11 | 2A3 | Input |
| 12 | 1Y3 | Tri-state |
| 13 | 2A2 | Input |
| 14 | 1Y2 | Tri-state |
| 15 | 2A1 | Input |
| 16 | 1Y1 | Tri-state |
| 17 | 2A0 | Input |
| 18 | 1Y0 | Tri-state |
| 19 | 2OE | Input |
| 20 | VCC | Power in |
Parts like it
8
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Questions
Is there a KiCad symbol and footprint for the SN74AS244ADW?
Yes. The symbol is 74xx:74HC244 and the footprint Package_SO:SOIC-20W_7.5x12.8mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the SN74AS244ADW?
SOIC-20-300mil, with 20 pins. Its footprint is drawn on this page.
Where is the SN74AS244ADW datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the SN74AS244ADW?
JLCPCB lists it as part C1548937, with 0 in stock; the sellers' links on this page open their listings.
What can replace the SN74AS244ADW?
Parts like it in the library: the 74HC245D by Nexperia, the 74HCT244D by Nexperia, the 74HCT245D by Nexperia and the SN74HC244DW by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.