Datasheet Details
| Part number | UPD42S17405G3-70-7JD |
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| Manufacturer | NEC (now Renesas Electronics) |
| File Size | 342.27 KB |
| Description | 16M-BIT DYNAMIC RAM |
| Datasheet |
 UPD42S17405G3-70-7JD Datasheet
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General Description
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.
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 Power consumption Active (MAX. ) 660 mW 605 mW 550 mW Part number Access time (MAX. ) 50 ns 60 ns 70 ns R/W cycle time (MIN. ) 84 ns 104 ns 124 ns EDO (Hyper page mode) cycle time (MIN. ) 20 ns 25 ns 30 ns µPD42S17405-50, 4217405-50 µPD42S17405-60, 4217405-60 µPD42S17405-70, 4217405-70.
- µPD42S17405 can execute CAS before RAS s.