The TC74ACT164 is an advanced high speed CMOS 8-BIT SERIAL-IN PARALLEL-OUT SHIFT REGISTER fabricated with silicon gate and double-layer metal wiring C2MOS technology. It achieves the high speed operation similar to equivalent Bipolar Schottky TTL while maintaining the CMOS low power dissipation.
The TC74ACT164 is an 8‑bit serial‑in, parallel‑out shift register fabricated with C2MOS technology. It offers high‑speed operation comparable to bipolar Schottky TTL while maintaining CMOS low power dissipation, and it is compatible with TTL, NMOS and CMOS input levels.
The datasheet provides detailed electrical characteristics, absolute maximum ratings, and package dimensions for DIP‑14, SOP‑14 and SOL‑14 variants. It also includes pin assignments, truth tables, timing charts, and usage restrictions for safety and compliance.
| Maximum operating frequency (fmax) | 200 MHz (typ.) |
|---|---|
| Supply current (Icc) | 8 µA (max) at 25 °C |
| TTL compatible input high voltage (V_RH) | 0.8 V (max) |
| Symmetrical output impedance | 24 mA (min) |
| Supply voltage range | -0.5 V to 7.0 V |
| Power dissipation (DIP) | 500 mW |
| Package dimensions (DIP‑14) | 14‑P‑300‑2.54 mm |
| Typical weight (DIP) | 0.96 g |
The device can operate up to 200 MHz (typical).
The DIP version dissipates about 500 mW.