Datasheet Details
Part number:
LS7223
Manufacturer:
LSI Computer Systems
File Size:
28.98 KB
Description:
Keypad programmable digital lock.
Datasheet Details
Part number:
LS7223
Manufacturer:
LSI Computer Systems
File Size:
28.98 KB
Description:
Keypad programmable digital lock.
LS7223, KEYPAD PROGRAMMABLE DIGITAL LOCK
The LS7223 is a programmable electronic lock implemented in a monolithic CMOS integrated circuit.
The circuit contains all the necessary memory, decoder and control logic to make a programmable "keyless" lock system to control electromechanical locks.
Input is provided by a matrix keypad whose maxi
LS7223 Features
* Stand alone lock logic
* 38416, 4-digit combinations
* 3 different user programmable codes
* Momentary and static lock control outputs
* Internal key debounce circuit
* Tamper detection output
* Status outputs
* Low current consumpti
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