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) |
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Usage
Outlook
- SPMOD_PSRAM Size drawing:

Resource Link