M74HC259 is an M74HC series of 8-bit addressable latch, fabricated with silicon gate C2MOS technology, working voltage range is 2V to 6V, with high speed, low power consumption, high noise immunity, symmetrical output impedance, balanced propagation delay
The M74HC259 is a high-speed CMOS 8-bit addressable latch fabricated with silicon gate CMOS technology. It features a single data input (D), eight latch outputs (Q0-Q7), three address inputs (A, B, and C), a common enable input, and a common clear input. The device is pin and function compatible with the 74 series 259.
| Supply Voltage Range | 2V to 6V |
|---|---|
| Operating Temperature | -55 to 125 °C |
| Number of Latch Outputs | 8 |
| Propagation Delay (Typical) | 20 ns |
| Leakage Current (Max) | 40 µA |
| Output Impedance | 4mA (MIN) |
| Input Capacitance | 10 pF |
When ENABLE is taken low, data flows through to the addressed output; when high, the device is deselected.
It has three address inputs: A, B, and C.
Yes, it is pin and function compatible with the 74 series 259.