The LS7223 is a programmable electronic lock implemented in a CMOS integrated circuit. The circuit contains all the nec- essary memory, decoder and control Logic to make a pro- grammable "keyless" lock system to control electro- mechanical locks. Input is provided by a matrix keypad whose maximum allowable size is 4 x 4. By LSI Computer Systems, Inc.
LS7223 's PackagesLS7223 's pdf datasheet

LS7223 Pinout, Pinouts
LS7223 pinout,Pin out
This is one package pinout of LS7223,If you need more pinouts please download LS7223's pdf datasheet.

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