74F20 is a dual 4-input NAND gate that contains two independent gates, each of which performs the logic NAND function.
The 74F20 is a dual 4‑input NAND gate offered in several 14‑lead packages, including SOIC, SOP and PDIP. The document lists ordering codes, pin names, and the logic symbol for the device.
Key electrical data such as absolute maximum ratings, recommended operating conditions, DC and AC characteristics, propagation delay, and physical dimensions are detailed, along with a life‑support policy disclaimer.
| Logic function | Dual 4‑Input NAND Gate |
|---|---|
| Recommended operating temperature | 0 °C to +70 °C |
| Supply voltage | +4.5 V to +5.5 V |
| Input HIGH voltage threshold | 2.0 V |
| Pin count | 14 leads |
The recommended supply voltage is between +4.5 V and +5.5 V.