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M45PE40-VMW6G from ST/Numon,ST Microelectronics

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M45PE40-VMW6G

Manufacturer: ST/Numon

4 Mbit, Low Voltage, Page-Erasable Serial Flash Memory With Byte-Alterability and a 33 MHz SPI Bus Interface

Partnumber Manufacturer Quantity Availability
M45PE40-VMW6G,M45PE40VMW6G ST/Numon 11293 In Stock

Description and Introduction

4 Mbit, Low Voltage, Page-Erasable Serial Flash Memory With Byte-Alterability and a 33 MHz SPI Bus Interface The **M45PE40-VMW6G** is a serial flash memory device manufactured by **STMicroelectronics (ST/Numon)**. Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Memory Type:** Serial NOR Flash  
- **Density:** 4 Mbit (512 KB)  
- **Interface:** SPI (Serial Peripheral Interface)  
- **Operating Voltage:** 2.7V - 3.6V  
- **Speed:** Up to **50 MHz** clock frequency  
- **Sector Size:** 4 KB sectors (uniform)  
- **Page Size:** 256 bytes  
- **Write Time:** Typical **1.5 ms/page** (256 bytes)  
- **Erase Time:**  
  - **Sector Erase:** 25 ms (typical)  
  - **Bulk Erase:** 25 ms (typical)  
- **Endurance:** **100,000 write/erase cycles** per sector  
- **Data Retention:** **20 years**  
- **Operating Temperature Range:** **-40°C to +85°C**  
- **Package:** **SO8 (150 mil)**  

### **Descriptions:**
- The **M45PE40-VMW6G** is a **4 Mbit SPI NOR Flash** memory designed for embedded systems requiring high-speed read operations and reliable data storage.  
- It supports **SPI modes 0 and 3** for communication.  
- Features **software and hardware write protection** mechanisms for data security.  
- Includes a **Deep Power-Down mode** for ultra-low power consumption when inactive.  

### **Features:**
- **SPI Bus-Compatible Interface** (up to 50 MHz)  
- **Uniform 4 KB Sectors** for flexible erase operations  
- **Fast Programming & Erase Times**  
- **Software & Hardware Write Protection** (block protection options)  
- **Deep Power-Down Mode** (1 µA typical current)  
- **Industrial Temperature Range** (-40°C to +85°C)  
- **JEDEC Standard Manufacturer & Device ID** for easy identification  

This device is commonly used in **automotive, industrial, and consumer electronics** for firmware storage, configuration data, and boot code applications.  

Would you like additional details on any specific aspect?

Partnumber Manufacturer Quantity Availability
M45PE40-VMW6G,M45PE40VMW6G ST 178 In Stock

Description and Introduction

4 Mbit, Low Voltage, Page-Erasable Serial Flash Memory With Byte-Alterability and a 33 MHz SPI Bus Interface The **M45PE40-VMW6G** is a serial flash memory device manufactured by **STMicroelectronics (ST)**. Below are the factual details from Ic-phoenix technical data files:

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

### **Specifications:**  
- **Memory Type:** Serial NOR Flash  
- **Density:** 4 Mbit (512 KB)  
- **Interface:** SPI (Serial Peripheral Interface)  
- **Operating Voltage:** 2.7V to 3.6V  
- **Speed:**  
  - Up to **50 MHz** clock frequency  
- **Sector Size:**  
  - Uniform **4 KB** sectors  
- **Page Size:** 256 Bytes  
- **Endurance:**  
  - **100,000** write/erase cycles per sector  
- **Data Retention:**  
  - **20 years** (minimum)  
- **Package:**  
  - **SO8 (150 mil)**  
  - **WSON8 (6x5 mm)**  

### **Descriptions & Features:**  
- **SPI Modes:** Supports **Mode 0** and **Mode 3**  
- **Software & Hardware Write Protection:**  
  - Block protection via status register  
  - Write Protect (WP#) pin for hardware protection  
- **Deep Power-Down Mode:** Ultra-low standby current  
- **Fast Erase & Program Time:**  
  - **Chip Erase:** 15 ms (typical)  
  - **Sector Erase:** 18 ms (typical)  
  - **Page Program:** 1.4 ms (typical)  
- **Industrial Temperature Range:**  
  - **-40°C to +85°C**  
- **JEDEC Standard:** Compliant with JEDEC SFDP (Serial Flash Discoverable Parameters)  

This device is commonly used in **embedded systems, automotive, industrial, and consumer electronics** for firmware storage and data logging.  

Would you like additional details on any specific aspect?

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