LS7222 Datasheet - LSI Computer Systems

LS7222 KEYPAD PROGRAMMABLE DIGITAL LOCK

The LS7222 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 electro-mechanical locks. Input is provided by a matrix keypad whose max.

LS7222 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 consump

LS7222 Datasheet (30.27 KB)

LS7222 Datasheet Preview — Preview of LS7222 PDF

Datasheet Details

Part number:

LS7222

Manufacturer:

LSI Computer Systems

File Size:

30.27 KB

Description:

Keypad programmable digital lock.

📁 Related Datasheet

LS7220 DIGITAL LOCK FOR AUTOMOTIVE IGNITIONS (LSI Computer Systems)

LS7223 KEYPAD PROGRAMMABLE DIGITAL LOCK (LSI Computer Systems)

LS7225 DIGITAL LOCK CIRCUIT with Tamper Output (LSI Computer Systems)

LS7226 DIGITAL LOCK CIRCUIT with Tamper Output (LSI Computer Systems)

LS7210 PROGRAMMABLE DIGITAL DELAY TIMER (LSI Computer Systems)

LS7211 PROGRAMMABLE DIGITAL DELAY TIMER (LSI Computer Systems)

LS7211N PROGRAMMABLE DIGITAL DELAY TIMER (LSI)

LS7212 PROGRAMMABLE DIGITAL DELAY TIMER (LSI Computer Systems)

TAGS

LS7222 KEYPAD PROGRAMMABLE DIGITAL LOCK LSI Computer Systems

LS7222 Distributor