CD40257B - COMS 四路 2 线路至 1 线路数据选择器/多路复用器

CD40257B是TI德州仪器公司的一款解码器/编码器/多路复用器产品，CD40257B是COMS 四路 2 线路至 1 线路数据选择器/多路复用器，本站介绍了CD40257B的封装应用图解、特点和优点、功能等，并给出了与CD40257B相关的TI元器件型号供参考。

CD40257B - COMS 四路 2 线路至 1 线路数据选择器/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

CD40257B is a Data Selector/Multiplexer featuring three-state outputs which can interface directly with and drive data lines of bus-oriented systems.

The CD40257B types are supplied in 16-lead hermetic dual-in-line ceramic packages (F3A suffix), 16-lead dual-in-line plastic packages (E suffix), 16-lead small-outline packages (M, M96, MT and NSR suffixes), and 16-lead thin shrink small-outline packages (PW and PWR suffixes).

产品特性

3-state outputs
Standardized, symmetrical output characteristics
100% tested for quiescent current at 20 V
Maximum Input current of 1 µA at 18 V over full package temperature range: 100 nA at 18 V and 25°C
Noise Margin (over full package-temperature range): 1 V at VDD = 5 V 2 V at VDD = 10 V 2.5 V at VDD = 15 V
5-V, 10-V, and 15-V parametric ratings
Meets all requirements of JEDEC Tentative Standard No. 13B, "Standard Specifications for Description of 'B' Series CMOS Devices"
Applications:
- Digital Multiplexing
- Shift-right/shift-left registers
- True/complement selection

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