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LS7220 - DIGITAL LOCK FOR AUTOMOTIVE IGNITIONS

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LSI Computer Systems

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LS7220 DIGITAL LOCK FOR AUTOMOTIVE IGNITIONS by LSI Computer Systems - Datasheet Preview — Datasheet preview – LS7220

Datasheet Details

Part number	LS7220
Manufacturer	LSI Computer Systems
File Size	56.94 KB
Description	DIGITAL LOCK FOR AUTOMOTIVE IGNITIONS
Datasheet	LS7220 Datasheet
Additional preview pages of the LS7220 datasheet.

Product details

Description

The LS7220 is a MOS digital lock circuit.

Features

5040 Four-Digit Combinations (for a 10 digit Keypad).
Combinations are Hard-Wire Programmed.
Sense Input Enables Operation.
Save Memory Feature for Valet Parking.
Convenience Delay Controlled by External Capacitor.
Static or Momentary Lock Control Output.
Save Memory and Lock Status Outputs.
+5V to +18V Operation (Vss - VDD).
LS7220 (DIP), LS7220-S (SOIC) - See Figure 1.

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Published: Apr 25, 2005 |