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M28W320FST70ZA6 from STMICROE,ST Microelectronics

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M28W320FST70ZA6

Manufacturer: STMICROE, ST

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

Partnumber Manufacturer Quantity Availability
M28W320FST70ZA6 STMICROE, ST 3821 In Stock

Description and Introduction

32Mbit (2Mb x16) and 64Mbit (4Mb x16) 3V Supply, Boot Block, Secure Flash Memories The **M28W320FST70ZA6** is a flash memory device manufactured by **STMicroelectronics (ST)**. Below are the key specifications, descriptions, and features based on the available knowledge:

### **Manufacturer:**  
STMicroelectronics (ST)  

### **Specifications:**  
- **Memory Type:** NOR Flash  
- **Density:** 32 Mbit (4 MB)  
- **Organization:**  
  - 4,194,304 words × 8 bits  
  - 2,097,152 words × 16 bits  
- **Supply Voltage:**  
  - **VCC (Core):** 2.7V to 3.6V  
  - **VCCQ (I/O):** 1.65V to 3.6V  
- **Access Time:** 70 ns  
- **Operating Temperature Range:**  
  - Industrial: -40°C to +85°C  
- **Package:**  
  - **TSOP (Thin Small Outline Package)**  
  - 48-pin configuration  

### **Features:**  
- **High-Speed Performance:**  
  - Fast read access time (70 ns)  
  - Supports both **asynchronous and synchronous burst read modes**  
- **Low Power Consumption:**  
  - Standby current: 1 µA (typical)  
  - Active read current: 15 mA (typical)  
- **Flexible Sector Architecture:**  
  - **Uniform 64 KB sectors** for flexible erase operations  
  - Supports **sector erase, block erase, and full-chip erase**  
- **Advanced Write Protection:**  
  - Hardware and software-controlled write protection  
  - **Top or bottom boot block configuration**  
- **Reliability & Endurance:**  
  - **100,000 erase/program cycles** per sector  
  - **20-year data retention**  
- **Compatibility:**  
  - **JEDEC-standard** interface  
  - **CFI (Common Flash Interface) compliant**  

### **Applications:**  
- Embedded systems  
- Networking equipment  
- Automotive infotainment  
- Industrial control systems  

This flash memory is designed for **high-performance, low-power applications** requiring reliable non-volatile storage.  

Would you like additional technical details or related part numbers?

Application Scenarios & Design Considerations

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

Alternative Part Number

  • S29GL032N90TFI010 --: 32 Mbit parallel NOR flash in TSOP-48 with similar 70-90 ns access time and compatible command set, a common drop-in replacement for M28W320F series.
  • MX29LV320EBTI-70G --: 32 Mbit 3V parallel NOR flash in TSOP-48 with 70 ns speed, pin-compatible footprint and widely used as an alternative to ST M28W320F devices.
  • AM29LV320DB-90EI --: 32 Mbit low-voltage parallel NOR flash with similar organization and TSOP-48 package, offering a proven second-source option for the M28W320FST70ZA6.
  • S29GL032N90TFI040 --: 32 Mbit 3V parallel NOR flash in TSOP-48, same boot-block architecture and pinout family, widely available drop-in replacement for the M28W320F.

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