BUY 74HC20AF https://www.utsource.net/itm/p/1704712.html
74HC/HCT20; Dual 4-input NAND gate
Description: The 74HC20AF is a high-speed CMOS logic quad 2-input NAND gate.
Features:
- High-speed operation: tpd = 8.5 ns (typ.) at VCC = 5 V
- Low power dissipation: ICC = 4 μA (max) at Ta = 25 °C
- High noise immunity: VNIH = VNIL = 28 % VCC (min)
- Balanced propagation delays: tPLH tPHL
- Wide operating voltage range: VCC (opr) = 2 V to 6 V
Applications:
- Interface with TTL logic
- Clock and timing circuits
- Address decoding
- Data routing
(For reference only)