1 Features

• Operating voltage range of 4.5V to 5.5V

• TTL-compatible inputs

• Continuous ±24mA output drive at 5V

• Supports up to ±75mA output drive at 5V

in short bursts

• Drives 50Ω transmission lines

• Fast operation with delay of 8.7ns

2 Applications

• Drive an indicator LED

• Redrive a digital signal

• Drive a transmission line

• Hold a signal during controller reset

3 Description

The SN74ACT126 contains four independent 3-state

buffers.