HD74LV166A - Parallel-Load 8-bit Shift Register
The HD74LV166A is 8-bit shift register with an output from the last stage.
Data may be loaded into the register either in parallel or in serial form.
When the Shift/Load input is low, the data is loaded asynchronously in parallel.
When the Shift/Load input is high, the data is loaded serially on the
HD74LV166A Features
* VCC = 2.0 V to 5.5 V operation
* All inputs VIH (Max.) = 5.5 V (@VCC = 0 V to 5.5 V)
* All outputs VO (Max.) = 5.5 V (@VCC = 0