The M74HC126 is a high-speed CMOS QUAD BUFFER (3-STATE) fabricated with silicon gate C2MOS technology. The device requires the 3-STATE control input G to be set high to place the output into the high impedance state. All inputs are equipped with protection circuits against static discharge and transient excess voltage.
This document is a datasheet for the STMicroelectronics M74HC126, a high-speed CMOS quad buffer with 3-state outputs. It describes the device's features, including high noise immunity and symmetrical output impedance, and notes compatibility with the 74 series 126.
The datasheet provides detailed electrical specifications, including absolute maximum ratings, recommended operating conditions, and DC and AC electrical characteristics across various supply voltages and temperature ranges. It also includes mechanical data for DIP, SO, and TSSOP packages.
| Supply Voltage (Operating) | 2V to 6V |
|---|---|
| Propagation Delay (Typical) | 8ns |
| Power Dissipation (Max) | 4mW |
| Operating Temperature Range | -55 to +125 °C |
| Output Current (Max) | +35 mA |
The device operates with a supply voltage range of 2V to 6V.
Yes, it is pin and function compatible with the 74 series 126.
The typical propagation delay is 8ns at a supply voltage of 6V.