| Part Number | HD74AC157 Datasheet |
|---|---|
| Manufacturer | Hitachi Semiconductor |
| Overview |
The HD74AC157 is a high-speed quad 2-input multiplexer. Four bits of data from two sources can be selected using the common Select and Enable inputs. The four outputs present the selected data in the .
* Outputs Source/Sink 24 mA Pin Arrangement S 1 I0a 2 I1a 3 Za 4 I0b 5 I1b 6 Zb 7 GND 8 (Top view) 16 VCC 15 E 14 I0c 13 I1c 12 Zc 11 I0d 10 I1d 9 Zd HD74AC157 Logic Symbol E I0a I1a I0b I1b I0c I1c Iod I1d S Za Zb Zc Zd Pin Names I0a to I0d I1a to I1d E S Za to Zd Source 0 Data Inputs Sour. |