3-to-8 line decoder/demultiplexer; inverting

GENERAL DESCRIPTION The 74HC/HCT138 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. FEATURES ? Demultiplexing capability ? Multiple input enable for easy expansion ? Ideal for memory

文件：50.49 Kbytes 頁數(shù)：7 Pages

PHI

PHI

3-to-8 line decoder/demultiplexer; inverting

恩XP

絲印：HCT138M；Package：SOIC(D)；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 頁數(shù)：29 Pages

TI

德州儀器

絲?。?a target="_blank" title="Marking" href="/hct138m/marking.html">HCT138M；Package：SOIC(D)；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 頁數(shù)：29 Pages

TI

德州儀器

絲?。?a target="_blank" title="Marking" href="/hct138m/marking.html">HCT138M；Package：SOIC(D)；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 頁數(shù)：29 Pages

TI

德州儀器