DS1222 Description
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 banks under software control. Memory bank switching allows for an increase in memory capacity without additional address...
DS1222 Key Features
- Address Inputs
- Chip Enable Input
- Chip Enable Output
- No Connection
- Bank Select Outputs
- Bank Select Outputs
- Power Fail Input
- +5 Volts
- Ground
- BANK SWITCHING