SN54HCT573, SN74HCT573 SCLS176G – JULY 2003 – REVISED JULY 2022 SNx4HCT573 Octal Transparent D-Type Latches With 3-State Outputs 1 Features • Operating voltage range of 4.
5V to 5.
5V • High-Current 3-State Outputs Drive Bus Lines Directly or Up To 15 LSTTL Loads • Low power consumption, 80-µA max ICC • Typical tpd = 21ns • ±6-mA output drive at 5V • Low input current of 1µA max • Inputs are TTL-Voltage compatible • Bus-structured pinout 2 Description These octal transparent D-type latches feature 3-state outputs designed specifically for driving highly capacitive or relatively low-impedance loads.
The ’HCT573 devices are particularly suitable for implementing buffer registers, I/O ports, b...

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