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Gowin UHS2 PSRAM Memory Interface
Introduction
Gowin UHS2 PSRAM memory interface IP is a customized PSRAM memory interface IP, which conforms to PSRAM standard protocol. The IP includes PSRAM memory controller logic and physical interface design. Gowin UHS2 PSRAM memory interface IP provides users with a common command interface to interconnect with PSRAM memory chips to meet their memory access requirements.
Features
- The supported PSRAM memory chip model is AP26408A-OKX, and the data width is 8bit;
- Programmable burst length 8B-2KB;
- Support Array write/read and Array linear write/read mode;
- The ratio of IP system master clock to PSRAM interface clock is 1:4;
- Support initial READ_WRITE latency is 24_12/20_10/16_6/13_5/9_5;
- Support Self-refresh mode;
- Support Half-sleep mode;
- Configurable driving strength;
- Configurable Trim value for decision level;
- Work Rate: Maximum speed 1066Mbps.