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DS1222 Datasheet - Dallas

DS1222_Dallas.pdf

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Datasheet Details

Part number:

DS1222

Manufacturer:

Dallas

File Size:

46.61 KB

Description:

Bankswitch chip.

DS1222, BankSwitch Chip

AW-AZ CEI CEO NC BS1,BS2, BS3,BS4 PFI VCC GND - Address Inputs - Chip Enable Input - Chip Enable Output - No Connection - Bank Select Outputs - Bank Select Outputs - Power Fail Input - +5 Volts - Ground DESCRIPTION The DS1222 BankSwitch Chip is a CMOS circuit designed to select one of 16 memory

DS1222 Features

* Provides bank switching for 16 banks of memory Bank switching is software-controlled by a pattern recognition sequence on four address inputs Automatically sets all 16 banks off on power-up Bank switching logic allows only one bank on at a time Custom recognition patterns are available to prevent un

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