UPD4217405-50 Overview
The µPD42S17405, 4217405 are 4,194,304 words by 4 bits CMOS dynamic RAMs with optional EDO. EDO is a kind of the page mode and is useful for the read operation. Besides, the µPD42S17405 can execute CAS before RAS self refresh.
UPD4217405-50 Key Features
- EDO (Hyper page mode)
- 4,194,304 words by 4 bits organization
- Single +5.0 V ±10 % power supply
- Fast access and cycle time
- µPD42S17405 can execute CAS before RAS self refresh