产品概览
The 23LC1024-I/SN from Microchip Technology is a 1Mbit (128KB) Serial SRAM with SDI, SPI, and SQI interface options. It features 20MHz clock speed, unlimited read/write endurance, 8-byte page mode, and byte-level random access in an 8-pin SOIC package.
主要规格
| 制造商 | Microchip Technology |
| Memory Type | Serial SRAM |
| Density | 1Mbit (128K x 8) |
| Interface | SDI / SPI / SQI |
| Max Clock Frequency | 20MHz (SPI), 20MHz (SQI) |
| 电源电压 | 2.5V to 5.5V |
| Standby Current | 5uA typical |
| Active Current | 3mA typical @ 20MHz |
| Write Endurance | Unlimited |
| 包装 | 8-SOIC (5.0 x 4.0mm) |
| 工作温度 | -40C to +85C |
特点
- 1Mbit serial SRAM with three interface modes
- SDI (Serial Dual Interface), SPI, and SQI modes
- Unlimited read/write endurance
- Byte-level random access
- 8-byte page mode for faster access
- Low standby current: 5uA typical
- Single-cycle read/write in SQI mode
- Hold pin for pausing serial communication
应用
- External RAM expansion for microcontrollers
- Graphics and display buffers
- Data logging and audio buffers
- Embedded systems requiring additional SRAM