What this hex inverter with open-drain outputs does
The SN74AHC05PW is a hex inverter with open-drain outputs in a 14-TSSOP package. The supply voltage range spans 2V to 5.5V, covering 3.3V and 5V logic families cleanly. Quiescent current is a maximum of 2 µA, so it fits into battery-powered or always-on subsystems without draining the rail. Each output can sink up to 8 mA, enough to drive a standard LED or a low-power optocoupler directly. Propagation delay is 7.5 ns at 5V with a 50 pF load. That is fast enough for most control signals, SPI chip selects, and reset lines, but not intended for high-speed data busses running above 50 MHz. The industrial temperature range of -40°C to 85°C suits factory-floor controllers, outdoor telecom cabinets, and automotive cabin electronics.
Package and footprint notes
Package is 14-TSSOP with 4.40 mm body width. Supplier device package is 14-TSSOP. Surface-mount.
Lifecycle and sourcing reality
The SN74AHC05PW is listed as Active and ROHS3 compliant. There is no end-of-life notice or last-time-buy window to track.