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M50FW080N5TG from STM,ST Microelectronics

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M50FW080N5TG

Manufacturer: STM, ST

8 Mbit (1M x8, Uniform Block) 3V Supply Firmware Hub Flash Memory

Partnumber Manufacturer Quantity Availability
M50FW080N5TG STM, ST 1898 In Stock

Description and Introduction

8 Mbit (1M x8, Uniform Block) 3V Supply Firmware Hub Flash Memory The **M50FW080N5TG** is a **5V, 8 Mbit (1M x 8) Firmware Hub (FWH) flash memory** manufactured by **STMicroelectronics (ST)**.  

### **Key Specifications:**  
- **Density:** 8 Mbit (1M x 8)  
- **Supply Voltage:** 5V ±10%  
- **Interface:** Firmware Hub (FWH) compliant with Intel specifications  
- **Operating Temperature Range:** Commercial (0°C to +70°C) or Industrial (-40°C to +85°C)  
- **Sector Architecture:**  
  - Uniform 64 KB sectors (16 total)  
  - Additional 16 KB top/bottom boot blocks (optional)  
- **Access Time:** 85 ns (maximum)  
- **Endurance:** 100,000 write/erase cycles per sector  
- **Data Retention:** 20 years  

### **Features:**  
- **FWH-Compatible Interface:** Supports Intel Firmware Hub protocol for BIOS applications.  
- **Hardware Data Protection:**  
  - VPP (Programming Voltage) pin for additional security.  
  - Block locking mechanism for write protection.  
- **Low Power Consumption:**  
  - Active read current: 20 mA (typical)  
  - Standby current: 50 µA (typical)  
- **Reliable Erase/Program:**  
  - Byte/word programming (10 µs typical)  
  - Sector erase (1s typical)  
  - Chip erase (10s typical)  
- **Packaging:** 32-lead TSOP (Thin Small Outline Package)  

### **Applications:**  
- **PC/Server BIOS**  
- **Embedded firmware storage**  
- **System configuration storage**  

This device is designed for high-reliability applications requiring non-volatile storage with fast read/write operations.

Application Scenarios & Design Considerations

8 Mbit (1M x8, Uniform Block) 3V Supply Firmware Hub Flash Memory

Alternative Part Number

  • S29GL064N90TFI040 --: 64 Mbit parallel NOR flash in TSOP-56, same package family and 3 V operation; widely available and a common drop-in replacement for legacy STM NOR flash.
  • MX29LV640EBTI-70G --: 64 Mbit 3 V parallel NOR flash in TSOP-48/56 style packages with compatible command set and timing, suitable for code storage applications.
  • AM29LV640MB-90EI --: 64 Mbit 3 V NOR flash with industry-standard command interface and similar pinout, a proven alternative for STM M50 series designs.
  • SST39VF800A-70-4C-EKE --: 8 Mbit parallel NOR flash in a TSOP-40 package with a compatible byte-wide interface, widely used as a drop-in replacement for the M50FW080 in embedded boot applications.
  • AM29LV800BB-90EI --: 8 Mbit 3V parallel NOR flash with similar command set and pinout, offering a well-established alternative for firmware storage.
  • MX29LV800CBTC-70G --: 8 Mbit low-voltage parallel NOR flash in TSOP-48/40 style packages, functionally equivalent for boot code storage with broad availability.

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