ZHCSPB2J November 1998 – November 2021 CD54HC138 , CD54HC238 , CD54HCT138 , CD54HCT238 , CD74HC138 , CD74HC238 , CD74HCT138 , CD74HCT238
PRODUCTION DATA
| PIN | I/O(1) | DESCRIPTION | |
|---|---|---|---|
| SOIC or TSSOP NO. | NAME | ||
| 1 | A0 | I | Address select 0 |
| 2 | A1 | I | Address select 1 |
| 3 | A2 | I | Address select 2 |
| 4 | G0 | I | Output strobe 0, active low |
| 5 | G1 | I | Output strobe 1, active low |
| 6 | G2 | I | Output strobe 2 |
| 7 | Y7 | O | Output 7 |
| 8 | GND | — | Ground |
| 9 | Y6 | O | Output 6 |
| 10 | Y5 | O | Output 5 |
| 11 | Y4 | O | Output 4 |
| 12 | Y3 | O | Output 3 |
| 13 | Y2 | O | Output 2 |
| 14 | Y1 | O | Output 1 |
| 15 | Y0 | O | Output 0 |
| 16 | VCC | — | Positive supply |