SPMOD - PSRAM

2022-07-06

Overview

SPMOD_PSRAM(PSRAM module) uses IPS6404L-SQ PSRAM.

SPMOD - PSRAM Introduction

  • Using Sipeed-SPMOD interface(2.54mm * 8PIN )，unified MaixPy board interface
  • Connect to the board through the SP-MOD SPI/QPI interface
  • Pseudo−SRAM:IPS6404L-SQ is 64 Mbit of SPI/QPI (serial/quad parallel interface) Pseudo−SRAM device.
  • Working frequency:104MHz
  • CLK period:30.3ns
  • Size:15.0*10.0*13.3mm

IPS6404L-SQ Introduction：

Features: ---
Supply voltage of external power supply 2.7V~3.6V
Supply current of external power supply 10mA
Range of working temperature -30℃~85℃
Sleep Status of Current <250μA
Working frequency 104Mhz
Response time of SPI read 30.3ns
Response time of other operations 9.3ns
interface PI/QPI optional, default SPI

SPMOD_PSRAM pin description:

Pin Name Type Decription
1 GND G Ground
2 CS I Chip Select input pin
3 D1 I/0 Master In Slave Out
4 D3 I/O No function (IO3 in QSPI mode)
5 3V3 V Power supply(3.3V)
6 SCK I SPI clock pin
7 D0 I/0 Master Out Slave In (IO0 in QSPI mode)
8 D2 I/O No function (IO2 in QSPI mode)

Usage

  • wait upgrade

Outlook

  • SPMOD_PSRAM Size drawing:
Resource ---
Website www.sipeed.com
Github https://github.com/sipeed
BBS http://bbs.sipeed.com
Wiki http://maixpy.sipeed.com
Sipeed model shop https://maixhub.com/
SDK Relevant information dl.sipeed.com/MAIX/SDK
HDK Relevant information dl.sipeed.com/MAIX/HDK
E-mail(Technical Support and Business Cooperation) Support@sipeed.com
telgram link https://t.me/sipeed