HM5225645F-B60 Overview
The Hitachi HM5225645F is a 256-Mbit SDRAM organized as 1048576-word × 64-bit × 4-bank. The Hitachi HM5225325F is a 256-Mbit SDRAM organized as 2097152-word × 32-bit × 4-bank. All inputs and outputs are referred to the rising edge of the clock input.
HM5225645F-B60 Key Features
- Refresh cycles: 4096 refresh cycles/64 ms
- 2 variations of refresh Auto refresh Self refresh
- Full page burst length capability Sequential burst Burst stop capability