Datasheet Summary
IS42S32800J IS45S32800J
8M x 32
256Mb SYNCHRONOUS DRAM
DECEMBER 2021
Features
- Clock frequency:166, 143, 133 MHz
- Fully synchronous; all signals referenced to a positive clock edge
- Internal bank for hiding row access/precharge
- Single Power supply: 3.3V + 0.3V
- LVTTL interface
- Programmable burst length
- (1, 2, 4, 8, full page)
- Programmable burst sequence:
Sequential/Interleave
- Auto Refresh (CBR)
- Self Refresh
- 4096 refresh cycles every 16ms (A2 grade) or
64 ms (mercial, Industrial, A1 grade)
- Random column address every clock cycle
- Programmable CAS latency (2, 3 clocks)
- Burst read/write and burst read/single write operations capability
- Burst termination by...
