SN74AS242D
Texas InstrumentsExtended
-55℃~+125℃ 1 15mA 2ns@5.5V,50pF 39mA 4 4.5V~5.5V 64mA 74AS Bidirectional Output enable、Bus hold Tri-State SOIC-14 Buffers, Drivers, Receivers, Transceivers
- Part id
- ti/SN74AS242D
- Category
- Buffers, Drivers, Receivers, Transceivers
- Package
- SOIC-14
- Pins
- 5
- In stock
- 0 at JLCPCB (C3756079)
Overview
The SN74AS242D is a buffers, Drivers, Receivers, Transceiver made by Texas Instruments in a SOIC-14 package with 14 pins. -55℃~+125℃ 1 15mA 2ns@5.5V,50pF 39mA 4 4.5V~5.5V 64mA 74AS Bidirectional Output enable、Bus hold Tri-State SOIC-14 Buffers, Drivers, Receivers, Transceivers.
PCBKit's library has its KiCad symbol (74xx:74LS242, 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 C3756079).
Symbol
Footprint
Pinout
14| Pin | Name | Type |
|---|---|---|
| 1 | OEa | Input |
| 2 | NC | Not connected |
| 3 | A0 | Input |
| 4 | A1 | Input |
| 5 | A2 | Input |
| 6 | A3 | Input |
| 7 | GND | Power in |
| 8 | B3 | Tri-state |
| 9 | B2 | Tri-state |
| 10 | B1 | Tri-state |
| 11 | B0 | Tri-state |
| 12 | NC | Not connected |
| 13 | OEb | Input |
| 14 | VCC | Power in |
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Questions
Is there a KiCad symbol and footprint for the SN74AS242D?
Yes. The symbol is 74xx:74LS242 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 SN74AS242D?
SOIC-14, with 14 pins. Its footprint is drawn on this page.
Where is the SN74AS242D datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the SN74AS242D?
JLCPCB lists it as part C3756079, with 0 in stock; the sellers' links on this page open their listings.
What can replace the SN74AS242D?
Parts like it in the library: the CD74HC243M96 by Texas Instruments, the MC74VHCT50AD by onsemi, the TC74HCT7007AF-ELF by Toshiba and the CD4041UBM96 by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.