MC74ACT256 Datasheet PDF

Motorola MC74ACT256

The MC74AC256/74ACT256 dual addressable latch has four distinct modes of operation which are selectable by controlling the Clear and Enable inputs (see Function Table). The addressed latches will follow the Data input with all unaddressed latches remaining in their previous states.

Part No.	MC74ACT256
Datasheet	MC74ACT256 Download
Manufacturer	Motorola
Description	DUAL 4-BIT ADDRESSABLE LATCH
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MAXIMUM RATINGS

* Symbol VCC Vin Vout Iin Iout ICC Tstg Parameter DC Supply Voltage (Referenced to GND) DC Input Voltage (Referenced to GND) DC Output Voltage (Referenced to GND) DC Input Current, per Pin DC Output Sink/Source Current, per Pin DC VCC or GND Current per Output Pin Storage Temperature Value –0.5 to +7.0 –0.5 to VCC +0.5 –0.5 to VCC +0.5 ±20 ±50 ±50 –65 to +150 Unit V V V mA mA mA °C *

MAXIMUM RATINGS

are those values beyond which damage to the device may occur. Functional operation should be restricted to the Recommended Operating Conditions. FACT DATA 5-2 MC74AC256 MC74ACT256 RECOMMENDED OPERATING CONDITIONS Symbol VCC Vin, Vout Supply Voltage DC Input Voltage, Output Voltage (Ref. to GND) VCC @ 3.0 V tr, tf Input Rise and Fall Time (Note 1) ′AC Devices except Schmitt Inputs VCC @ 4.5 V VCC @ 5.5 V tr, tf TJ TA IOH IOL Input Rise and Fall Time (Note 2) ′ACT Devices except Schmitt Inputs Junction Temperature (PDIP) Operating Ambient Temperature Range Output Current — High...