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特長

  • 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

説明

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.

パラメータ

属性
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

パッケージオプション

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

アプリケーション・ブロック図

High-End Appliance HMI with Large Display, Connectivity & PMIC Power System Block Diagram
家電製品用ヒューマンマシンインタフェース(HMI)
ディスプレイ、タッチ、音声、NFCオプションを備えたスマート家電向けのカスタマイズ可能なHMIシステム。

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