器件名称:
74AC139
功能描述:
Dual 1of4 Decoder/Demultiplexer
文件大小:
182.78KB 共11页
简 介:
MC74AC139, MC74ACT139 Dual 1of4 Decoder/Demultiplexer The MC74AC139/74ACT139 is a highspeed, dual 1of4 decoder/demultiplexer. The device has two independent decoders, each accepting two inputs and providing four mutuallyexclusive activeLOW outputs. Each decoder has an activeLOW Enable input which can be used as a data input for a 4output demultiplexer. Each half of the MC74AC139/74ACT139 can be used as a function generator providing four minterms of two variables. http://onsemi.com w Multifunctional Capability Two Completely Independent 1of4 Decoders Active LOW Mutually Exclusive Outputs Outputs Source/Sink 24 mA ′ACT139 Has TTL Compatible Inputs These devices are available in Pbfree package(s). Specifications herein apply to both standard and Pbfree devices. Please see our website at www.onsemi.com for specific Pbfree orderable part numbers, or contact your local ON Semiconductor sales office or representative. VCC 16 Eb A0b 14 A1b 13 O0b 12 O1b 11 O2b 10 O3b 9 15 16 1 DIP16 N SUFFIX CASE 648 16 1 SO16 D SUFFIX CASE 751B 16 1 TSSOP16 DT SUFFIX CASE 948F 16 1 Ea 2 A0a 3 A1a 4 O0a 5 O1a 6 O2a 7 O3a 8 GND 1 EIAJ16 M SUFFIX CASE 966 ORDERING INFORMATION Device MC74AC139N MC74ACT139N Package PDIP16 PDIP16 SOIC16 SOIC16 SOIC16 SOIC16 TSSOP16 TSSOP16 EIAJ16 EIAJ16 EIAJ16 EIAJ16 Shipping 25 Units/Rail 25 Units/Rail 48 Units/Rail 48 Units/Rail 2500 Tape & Reel 2500 Tape & Reel 96 Units/Rail 96 Units/Rail 50 Units/Rail 50 Units/Rail 2000 Tape & Reel 2000 Tape & Reel……
