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LS7222

Part Number	LS7222
Manufacturer	LSI Computer Systems
Description	KEYPAD PROGRAMMABLE DIGITAL LOCK
Published	Apr 25, 2005
Detailed Description	LSI/CSI UL ® LS7222 (631) 271-0400 FAX (631) 271-0405 December 2002 LSI Computer Systems, Inc. 1235 Walt Whitman Road,...
Datasheet	LS7222 PDF File

Overview

LSI/CSI UL ® LS7222 (631) 271-0400 FAX (631) 271-0405 December 2002 LSI Computer Systems, Inc.
1235 Walt Whitman Road, Melville, NY 11747 A3800 KEYPAD PROGRAMMABLE DIGITAL LOCK FEATURES: • Stand alone lock logic • 38416, 4-digit combinations • 3 different user programmable codes • Momentary and static lock control outputs • Internal key debounce circuitry • Tamper detection output • Status outputs • Low current consumption • +4V to +15V operation (VDD -Vss) • LS7222 (DIP), LS7222-S (SOIC)- See Figure 1 GENERAL DESCRIPTION: The LS7222 is a programmable electronic lock implemented in a monolithic CMOS integrated circuit.
The circuit contains all the necessary memory, decoder and control lo...

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