丝印：HK238；Package：TSSOP(PW)；CDx4HC138, CDx4HCT138, CDx4HC238, CDx4HCT238 High-Speed CMOS Logic 3- to 8-Line Decoder/Demultiplexer Inverting and Noninverting

1 Features • Select one of eight data outputs: – Active low for '138 – Active high for '238 • l/O port or memory selector • Three enable inputs to simplify cascading • Typical propagation delay of 13 ns at VCC = 5 V, CL = 15 pF, TA = 25°C • Fanout (over temperature range) – Bus driver out

文件：1.22793 Mbytes 页数：29 Pages

TI

德州仪器

3-to-8-line Decoder/Demultiplexer

Description The HD74HCT238 has 3 binary select inputs (A, B, and C). If the device is enabled these inputs determined which one of the eight normally high outputs will go low. Two active low and one active high enables (G1, G2A and G2B) are provided to ease the cascading of decoders. Features •

文件：186.64 Kbytes 页数：6 Pages

RENESAS

瑞萨

3-to-8-line Decoder/Demultiplexer

Description The HD74HCT238 has 3 binary select inputs (A, B, and C). If the device is enabled these inputs determined which one of the eight normally high outputs will go low. Two active low and one active high enables (G1, G2A and G2B) are provided to ease the cascading of decoders. Features •

文件：50.19 Kbytes 页数：8 Pages

HitachiHitachi Semiconductor

日立日立公司

3-to-8-line Decoder/Demultiplexer

Description The HD74HCT238 has 3 binary select inputs (A, B, and C). If the device is enabled these inputs determined which one of the eight normally high outputs will go low. Two active low and one active high enables (G1, G2A and G2B) are provided to ease the cascading of decoders. Features •

文件：186.64 Kbytes 页数：6 Pages

RENESAS

瑞萨