74ACT11194
Texas Instruments
4-BIT BIDIRECTIONAL UNIVERSAL SHIFT REGISTER
4-BIT BIDIRECTIONAL UNIVERSAL SHIFT REGISTER
ASYNCHRONOUS PRESETTABLE SYNCHRONOUS DECADE UP/DOWN COUNTER
SYNCHRONOUS 4-BIT UP/DOWN BINARY COUNTER
DC Input 5-Pin Long Mini-Flat Phototransistor Optocoupler
Phototransistor Optocoupler
Phototransistor Optocoupler