74F199   数据手册 ( 数据表 )

Philips Electronics

8-bit parallel-access shift register

Fairchild Semiconductor

Up/Down Binary Counter with Preset and Ripple Clock

NXP Semiconductors.

4-bit bidirectional universal shift register

Fairchild Semiconductor

Up/Down Binary Counter with Preset and Ripple Clock

Unspecified

Shift Register

Philips Electronics

Up/down binary counter with separate up/down clocks

Fairchild Semiconductor

4-Bit Bidirectional Universal Shift Register

Philips Electronics

Up/down binary counter with reset and ripple clock

Philips Electronics

8-bit bidirectional universal shift register

Fairchild Semiconductor

Up/Down Decade Counter with Separate Up/Down Clocks