ZHCSP53G December 1982 – October 2021 SN54HC138 , SN74HC138
PRODUCTION DATA
請參考 PDF 數據表獲取器件具體的封裝圖。
| THERMAL METRIC(1) | SN54HC138(2) | UNIT | |||
|---|---|---|---|---|---|
| J (CDIP) | W (CFP) | FK (LCCC) | |||
| 16 PINS | 16 PINS | 20 PINS | |||
| RθJA | Junction-to-ambient thermal resistance | — | — | — | °C/W |
| RθJC(top) | Junction-to-case (top) thermal resistance | 45.4 | 68.1 | 49 | °C/W |
| RθJB | Junction-to-board thermal resistance | — | 118.4 | 47.7 | °C/W |
| ψJT | Junction-to-top characterization parameter | — | — | 7.2 | °C/W |
| ψJB | Junction-to-board characterization parameter | 62.5 | — | — | °C/W |
| RθJC(bot) | Junction-to-case (bottom) thermal resistance | 17.7 | 9 | — | °C/W |