CD74ACT299集成电路（IC）的移位寄存器规格书PDF中文资料

CD74ACT299属于集成电路（IC）的移位寄存器。由德州仪器制造生产的CD74ACT299移位寄存器移位寄存器是低级逻辑器件，通常用于在串行和并行方式之间转换数字逻辑信号形式的数据，或在数字字内移动数据位的位置。移位寄存器通常使用集成到一个设备中的一组触发器来实现，常用于集成度更高的逻辑器件，但仍可用于 I/O 扩展等应用，在这些应用中离散形式的函数可能会非常有用。

1 Features

Type Features

• Buffered inputs

• Typical propagation delay:

6ns @ V CC = 5V, T A = 25°C, C L = 50pF

Family Features

• SCR-Latchup-resistant CMOS process and circuit

design

• Speed of bipolar FAST*/AS/S with significantly

reduced power consumption

• Balanced propagation delays

• AC types feature 1.5V to 5.5V operation and

balanced noise immunity at 30% of the supply

• ± 24mA output drive current

– Fanout to 15 FAST* ICs

– Drives 50ohm transmission lines

2 Description

The RCA CDx4AC299 and CD74AC323 and the

CDx4ACT299 are 3-state, 8-input universal shift/

storage registers with common parallel I/O pins.