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M28W640FSU70ZA6 from STM,ST Microelectronics

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M28W640FSU70ZA6

Manufacturer: STM

32Mbit (2Mb x16) and 64Mbit (4Mb x16) 3V Supply, Uniform Block, Secure Flash Memories

Partnumber Manufacturer Quantity Availability
M28W640FSU70ZA6 STM 550 In Stock

Description and Introduction

32Mbit (2Mb x16) and 64Mbit (4Mb x16) 3V Supply, Uniform Block, Secure Flash Memories The **M28W640FSU70ZA6** is a flash memory device manufactured by **STMicroelectronics (STM)**. Below are the key specifications, descriptions, and features based on Ic-phoenix technical data files:

### **Specifications:**
- **Memory Type:** NOR Flash  
- **Density:** 64 Mbit (8 MB)  
- **Organization:** 8M x 8 or 4M x 16  
- **Supply Voltage:** 2.7V - 3.6V  
- **Access Time:** 70 ns  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** TSOP56 (Thin Small Outline Package, 56 pins)  
- **Interface:** Parallel (Asynchronous)  

### **Descriptions:**
- **Architecture:** Uniform sector architecture with **128 KB sectors** (total of 64 sectors).  
- **Erase/Program Operations:**  
  - **Sector Erase:** 128 KB blocks  
  - **Chip Erase:** Full memory erase  
  - **Byte/Word Program:** Supported  
- **Endurance:** 100,000 erase/program cycles per sector minimum.  
- **Data Retention:** 20 years minimum.  

### **Features:**  
- **Low Power Consumption:**  
  - Active Read Current: 20 mA (typical)  
  - Standby Current: 20 µA (typical)  
- **Hardware Data Protection:**  
  - Sector lock/unlock  
  - WP# (Write Protect) pin for hardware protection  
- **Software Command Set:**  
  - JEDEC-standard commands for read, program, and erase operations.  
- **Reliability:**  
  - Built-in error correction and wear-leveling support.  
  - Embedded algorithms for flash management.  

This device is commonly used in embedded systems, automotive, industrial, and consumer electronics applications requiring reliable non-volatile storage.  

(Note: Always refer to the latest datasheet from STMicroelectronics for updated or additional details.)

Application Scenarios & Design Considerations

32Mbit (2Mb x16) and 64Mbit (4Mb x16) 3V Supply, Uniform Block, Secure Flash Memories

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