8-BIT SERIAL-IN SHIFT REGISTER WITH LATCHED 3-STATE PARALLEL OUTPUTS，

PROVIDING SERIAL OUTPUT

DESCRIPTION

The UTC U74HC595B contains an 8-bit register with

asynchronous reset input and an 8-bit latch with output. The Serial

Data Input (SER) will shift into the internal shift register during every

LOW-to-HIGH transition on the Shift Clock. The latch will latch the

8-bit data from the shift register during the LOW-to-HIGH transition

on the Latch Clock. The shift register also provides a serial output.

FEATURES

* Operation Voltage Range: 2~6V

* High Noise Immunity

* Output Compatibility with CMOS and TTL

* Specified from -40 ~ +125°C