Part # 74F579 datasheet

Part Manufacturer: Fairchild Semiconductor

Fairchild Semiconductor

Part Description: 74F579 8-Bit Bidirectional Binary Counter with 3-STATE Outputs

Part Details:

74F579 8-Bi April 1988 Revised October 2000 t Bidi 74F5798-Bit Bidirectional Binary Counter with 3-STATE Outputs rect General Description Features iona The 74F579 is a fully synchronous 8-stage up/down s Multiplexed 3-STATE I/O ports counter with multiplexed 3-STATE I/O ports for bus-ori- s Built-in lookahead carry capability ented applications. It features a preset capability for pro- l Binar s Count frequency 100 MHz typical grammable operation, carry lookahead for easy cascadingand a U/D input to control the direction of counting. All state s Supply current 75 mA typical changes, whether in counting or parallel loading, are initi- s Guaranteed 4000V minimum ESD protection ated by the rising edge of the clock. y Count Ordering Code: er wit Order Number Package Number Package Description 74F579SC M20B 20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300" Wide 74F579SJ M20D 20-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide h 74F579PC N20A 20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide 3- Devices also available in Tape and Reel. Specify by appending the suffix letter "X" tot he ordering code. STA Logic Symbol Connection Diagram TE Output s © 2000 Fairchild Semiconductor Corporation DS009568 Unit Loading/Fan Out 74F579 U.L. Input IIH/IIL Pin Names

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74F579.pdf Datasheet