这些器件是具有常见使能输入的正边沿触发式 D 型触发器。’HCT273 器件与 ’HCT377 器件类似,但具有常见的清零使能 (CLR) 输入,而不是锁存时钟。
| Number of channels | 8 |
| Technology family | HCT |
| Supply voltage (min) (V) | 4.5 |
| Supply voltage (max) (V) | 5.5 |
| Input type | TTL-Compatible CMOS |
| Output type | Push-Pull |
| Clock frequency (max) (MHz) | 25 |
| IOL (max) (mA) | 4 |
| IOH (max) (mA) | -4 |
| Supply current (max) (µA) | 80 |
| Features | Balanced outputs, High speed (tpd 10-50ns), Positive input clamp diode |
| Operating temperature range (°C) | -40 to 85 |
| Rating | Catalog |
| PDIP (N) | 20 | 228.702 mm² 24.33 x 9.4 |
| SOIC (DW) | 20 | 131.84 mm² 12.8 x 10.3 |
| SOP (NS) | 20 | 98.28 mm² 12.6 x 7.8 |
| SSOP (DB) | 20 | 56.16 mm² 7.2 x 7.8 |
| TSSOP (PW) | 20 | 41.6 mm² 6.5 x 6.4 |