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MBM29LV400BC-90PFTN

4M (512K X 8/256K X 16) BIT

Partnumber Manufacturer Quantity Availability
MBM29LV400BC-90PFTN,MBM29LV400BC90PFTN 5 In Stock

Description and Introduction

4M (512K X 8/256K X 16) BIT The **MBM29LV400BC-90PFTN** is a flash memory chip manufactured by Fujitsu (now part of Spansion). Below are its key specifications, descriptions, and features based on factual data:  

### **Manufacturer:** Fujitsu/Spansion  
### **Part Number:** MBM29LV400BC-90PFTN  
### **Type:** 4Mbit (512K x 8-bit or 256K x 16-bit) CMOS Flash Memory  
### **Speed:** 90ns access time  
### **Voltage:** Single 3.0V - 3.6V supply  
### **Package:** 48-pin TSOP (Thin Small Outline Package)  

### **Features:**  
- **High Performance:**  
  - Fast access time: 90ns  
  - Low power consumption  
- **Flexible Sector Architecture:**  
  - Uniform 64Kbyte sectors (8 sectors total)  
  - Supports sector erase or full chip erase  
- **Command-Based Operation:**  
  - Compatible with JEDEC standard commands  
  - Supports automatic program and erase algorithms  
- **Reliability:**  
  - Minimum 100,000 erase/program cycles per sector  
  - Data retention: 20 years minimum  
- **Hardware Protection:**  
  - Sector protection/unprotection via software  
  - VPP pin for additional write protection  

### **Applications:**  
- Embedded systems  
- Firmware storage  
- Automotive electronics  
- Industrial control systems  

This information is based solely on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

4M (512K X 8/256K X 16) BIT

Alternative Part Number

  • S29GL032N90TFI010 --: 32 Mbit 3V NOR flash in TSOP-48, a direct density and package match with 90 ns access time, widely available and pin-compatible with the 4 Mbit device's footprint family.
  • MX29LV400CTTI-90G --: 4 Mbit 3V parallel NOR flash with 90 ns speed in TSOP-48, functionally equivalent to the original and a common drop-in replacement from a different vendor.
  • AM29LV400BT-90EI --: 4 Mbit 3V NOR flash, 90 ns, TSOP-48, the original architecture family the MBM29LV400 was based on, offering proven compatibility at matching density and speed.

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