CD74HCT253 - 高速 CMOS 逻辑双路 4 输入多路复用器

CD74HCT253是TI德州仪器公司的一款解码器/编码器/多路复用器产品，CD74HCT253是高速 CMOS 逻辑双路 4 输入多路复用器，本站介绍了CD74HCT253的封装应用图解、特点和优点、功能等，并给出了与CD74HCT253相关的TI元器件型号供参考。

CD74HCT253 - 高速 CMOS 逻辑双路 4 输入多路复用器 - 解码器/编码器/多路复用器 - 特殊逻辑 - 德州仪器

产品描述

The CD74HC253 and CD74HCT253 are dual 4-to-1 line selector/multiplexers having three-state outputs. One of four sources for each section is selected by the common select inputs, S0 and S1. When the output enable (1OE\, 2OE\) is HIGH, the output is in the high-impedance state.

产品特性

Common Select Inputs
Separate Output-Enable Inputs
Three-State Outputs
Fanout (Over Temperature Range)
- Standard Outputs...10 LSTTL Loads
- Bus Driver Outputs...15 LSTTL Loads
Wide Operating Temperature Range... –55°C to 125°C
Balanced Propagation Delay and Transition Times
Significant Power Reduction Compared to LSTTL Logic ICs
HC Types
- 2V to 6V Operation
- High Noise Immunity: NIL = 30%, NIH = 30% of VCC at VCC = 5V
HCT Types
- 4.5V to 5.5V Operation
- Direct LSTTL Input Logic Compatibility, VIL = 0.8V (Max), VIH = 2V (Min)
- CMOS Input Compatibility, Il ≤ 1µA at VOL , VOH

Data sheet acquired from Harris Semiconductor

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