SCLS248O october 1995 – july 2023 SN54AHCT32 , SN74AHCT32
PRODUCTION DATA
| THERMAL METRIC(1) | SN74AHCT32 | UNIT | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| D | DB | DGV | N | NS | PW | RGY | BQA | |||
| 14 PINS | ||||||||||
| RθJA | Junction-to-ambient thermal resistance | 97.5 | 109.5 | 133.3 | 59.7 | 92.2 | 147.7 | 59.0 | 88.3 | °C/W |
| RθJC(top) | Junction-to-case (top) thermal resistance | 58.7 | 62.1 | 55.6 | 47.3 | 49.8 | 77.4 | 72.5 | 90.9 | |
| RθJB | Junction-to-board thermal resistance | 51.8 | 56.9 | 66.3 | 39.5 | 51.0 | 90.9 | 35.0 | 56.8 | |
| ψJT | Junction-to-top characterization parameter | 22.6 | 22.6 | 7.8 | 32.4 | 15.7 | 27.2 | 3.9 | 9.9 | |
| ψJB | Junction-to-board characterization parameter | 51.6 | 56.3 | 56.6 | 39.4 | 50.6 | 90.2 | 35.1 | 56.7 | |
| RθJC(bot) | Junction-to-case (bottom) thermal resistance | — | — | — | — | — | — | 15.4 | 33.4 | |