特性
- Dual I/O and Quad I/O support
- Includes controllable Dual R/W SRAM buffers for maximum flexibility
- Standard block architecture with added 256-byte page erase for energy efficient Data Logging
- Byte-write provides Serial EEPROM functionality in a Serial NOR Flash device
- Ultra-deep power down
- Comprehensive security and unique ID features protect the device from outside tampering
描述
The AT45DQ321 DataFlash is a member of our System Enhancing class of code and data storage solutions designed with an advanced dual SRAM buffer architecture that makes it the most efficient memory for data logging. It also incorporates a suite of advanced features that save system power, reduce processor overhead, simplify software development, and provide comprehensive data security and integrity options.
产品参数
| 属性 | 值 |
|---|---|
| Memory Class | DataFlash |
| Memory Density | 32 Mbit |
| Operating Voltage Range (V) | 2.3 - 3.6 |
| Speed | 104 MHz |
| Interface | Single, Dual, Quad SPI |
| Temp. Range (°C) | -40 to +85°C, -40 to +105°C |
| Deep Power Down (µA) | 0.5 |
| Read Current (mA) | 6 |
| Key Benefit | Includes controllable SRAM |
封装选项
| Pkg. Type | Pkg. Dimensions (mm) | Pitch (mm) |
|---|---|---|
| DFN | 5 x 6 | 1.27 |
| DFN | 6 x 8 | 0.5 |
| SOIC 208MIL 8S2 8 | — | — |
| SOIC-W | 5.18 x 7.70 | 1.27 |
应用方框图
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家用电器人机界面（HMI）
面向智能家电的自定义 HMI 系统，支持显示屏、触控、语音及 NFC 等多种交互方式。
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