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LS7220 - DIGITAL LOCK FOR AUTOMOTIVE IGNITIONS

LSI Computer Systems

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Datasheet Details

Part number	LS7220
Manufacturer	LSI Computer Systems
File Size	56.94 KB
Description	DIGITAL LOCK FOR AUTOMOTIVE IGNITIONS
Datasheet	LS7220_LSIComputerSystems.pdf

LS7220 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 |