ZHCSOD3F December 1982 – June 2021 SN54HC74 , SN74HC74
PRODUCTION DATA
請(qǐng)參考 PDF 數(shù)據(jù)表獲取器件具體的封裝圖。
SNx4HC74 器件包含兩個(gè)具有異步預(yù)設(shè)和清零引腳的獨(dú)立 D 類(lèi)正邊沿觸發(fā)觸發(fā)器。
| 器件型號(hào) | 封裝 | 封裝尺寸(標(biāo)稱(chēng)值) |
|---|---|---|
| SN74HC74D | SOIC (14) | 8.70mm × 3.90mm |
| SN74HC74DB | SSOP (14) | 6.50mm × 5.30mm |
| SN74HC74N | PDIP (14) | 19.30mm × 6.40mm |
| SN74HC74NS | SO (14) | 10.20mm × 5.30mm |
| SN74HC74PW | TSSOP (14) | 5.00mm × 4.40mm |
| SN54HC74J | CDIP (14) | 21.30mm × 7.60mm |
| SN54HC74W | CFP (14) | 9.20mm × 6.29mm |
| SN54HC74FK | LCCC (20) | 8.90mm × 8.90mm |
功能引腳分配