此器件包含四个具有三态输出的独立缓冲器。每个逻辑门以正逻辑执行布尔函数 Y = A。
| Technology family | HC |
| Supply voltage (min) (V) | 2 |
| Supply voltage (max) (V) | 6 |
| Number of channels | 4 |
| IOL (max) (mA) | 6 |
| Supply current (max) (µA) | 160 |
| IOH (max) (mA) | -6 |
| Input type | Standard CMOS |
| Output type | 3-State |
| Features | Balanced outputs, High speed (tpd 10-50ns), Input clamp diode |
| Rating | Catalog |
| Operating temperature range (°C) | -55 to 125 |
| PDIP (N) | 14 | 181.42 mm² 19.3 x 9.4 |
| SOIC (D) | 14 | 51.9 mm² 8.65 x 6 |