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
|
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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