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MBM29F400TC-90 from FUJ

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MBM29F400TC-90

Manufacturer: FUJ

FLASH MEMORY 4M (512K x 8/256K x 16) BIT

Partnumber Manufacturer Quantity Availability
MBM29F400TC-90,MBM29F400TC90 FUJ 100 In Stock

Description and Introduction

FLASH MEMORY 4M (512K x 8/256K x 16) BIT The MBM29F400TC-90 is a flash memory chip manufactured by Fujitsu (FUJ). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:  

### **Manufacturer:** FUJ (Fujitsu)  
### **Part Number:** MBM29F400TC-90  
### **Type:** Flash Memory  

### **Key Specifications:**  
- **Memory Size:** 4 Mbit (512K x 8-bit or 256K x 16-bit)  
- **Access Time:** 90 ns  
- **Supply Voltage:** 5V ± 10%  
- **Organization:**  
  - Byte Mode: 512K x 8  
  - Word Mode: 256K x 16  
- **Package:** TSOP (Thin Small Outline Package)  
- **Operating Temperature Range:** Commercial (0°C to +70°C) or Industrial (-40°C to +85°C), depending on variant  

### **Features:**  
- **High-Speed Performance:** 90 ns access time  
- **Low Power Consumption:**  
  - Active Current: 30 mA (typical)  
  - Standby Current: 100 µA (typical)  
- **Sector Architecture:**  
  - Eight 16K-word (32K-byte) sectors  
  - One 8K-word (16K-byte) sector  
  - Seven 32K-word (64K-byte) sectors  
- **Embedded Algorithms:**  
  - Automatic program and erase operations  
  - Status detection (Toggle Bit or Data Polling)  
- **Hardware Data Protection:**  
  - VCC detection for write protection  
  - Power-down write lockout  
- **Reliability:**  
  - Endurance: 100,000 program/erase cycles per sector  
  - Data Retention: 10 years minimum  

### **Applications:**  
- Firmware storage in embedded systems  
- BIOS storage in computers  
- Automotive and industrial electronics  

This information is based on Fujitsu's official documentation for the MBM29F400TC-90 flash memory chip.

Application Scenarios & Design Considerations

FLASH MEMORY 4M (512K x 8/256K x 16) BIT

Alternative Part Number

  • AM29F400BT-90SC --: Same 4 Mbit flash density and 90 ns speed grade, pin-compatible CMOS flash device from the original AMD architecture that Fujitsu second-sourced.
  • SST39SF040-70-4C-PH --: 4 Mbit 5V parallel flash with compatible organization and faster 70 ns access, suitable drop-in replacement in many legacy designs.
  • MX29F400TTC-90 --: 4 Mbit 5V flash in TSOP package with 90 ns speed, widely used as a second-source alternative for Fujitsu MBM29F400 devices.

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