© 1999 Fairchild Semiconductor Corporation DS009562 www.fairchildsemi.com
April 1988
Revised August 1999
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74F563
Octal D-Type Latch with 3-STATE Outputs
General Description
The 74F563 is a high-speed octal latch with buffered com-
mon Latch Enable (LE) and buffered common Output
Enable (OE) inputs.
This device is functionally identical to the 74F573, but has
inverted outputs.
Features
a73 Inputs and outputs on opposite sides of package
allowing easy interface with microprocessors
a73 Useful as input or output port for microprocessors
a73 Functionally identical to 74F573

Ordering Code:
Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code.
Logic Symbols
IEEE/IEC
Connection Diagram
Order Number Package Number Package Description
74F563SC M20B 20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300 Wide
74F563SJ M20D 20-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide
74F563PC N20A 20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide