Part # 74F138 datasheet

Part Manufacturer: Fairchild Semiconductor

Fairchild Semiconductor

Part Description: 74F138 1-of-8 Decoder Demultiplexer


Part Details:

74F138 1-of April 1988 Revised September 2000 -8 Decoder 74F1381-of-8 Decoder/Demultiplexer General Description Features The F138 is a high-speed 1-of-8 decoder/demultiplexer. s Demultiplexing capability /Demult This device is ideally suited for high-speed bipolar memory s Multiple input enable for easy expansion chip select address decoding. The multiple input enables s Active LOW mutually exclusive outputs allow parallel expansion to a 1-of-24 decoder using justthree F138 devices or a 1-of-32 decoder using four F138devices and one inverter. ipl exer Ordering Code: Order Number Package Number Package Description 74F138SC M16A 16-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-012, 0.150 Narrow 74F138SJ M16D 16-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide 74F138PC N16E 16-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide Devices also available in Tape and Reel. Specify by appending the suffix letter "X" to the ordering code. Logic Symbols Connection Diagram IEEE/IEC © 2000 Fairchild Semiconductor Corporation DS009478 www.fairchildsemi.com Unit Loading/Fan Out 74F138 U.L. Input IIH/IIL Pin Names Description HIGH/LOW Output IOH/IOL A0­A2 Address Inputs 1.0/1.0 20 µA/-0.6 mA E1, E2 Enable Inputs (Active LOW) 1.0/1.0 20 µA/-0.6 mA


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74F138.pdf Datasheet