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M93S46BN6 from ST,ST Microelectronics

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M93S46BN6

Manufacturer: ST

4Kbit, 2Kbit and 1Kbit (16-bit wide) MICROWIRE Serial Access EEPROM with Block Protection

Partnumber Manufacturer Quantity Availability
M93S46BN6 ST 4015 In Stock

Description and Introduction

4Kbit, 2Kbit and 1Kbit (16-bit wide) MICROWIRE Serial Access EEPROM with Block Protection The **M93S46BN6** is a serial SPI bus EEPROM manufactured by **STMicroelectronics**. Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Memory Size:** 4 Kbit (512 x 8 bits)  
- **Interface:** SPI (Serial Peripheral Interface)  
- **Supply Voltage:** 2.5V to 5.5V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Write Time:** 5 ms (typical)  
- **Data Retention:** 40 years (minimum)  
- **Endurance:** 4 million write cycles  
- **Package:** SO-8 (150 mil width)  

### **Descriptions:**  
- The M93S46BN6 is a low-power EEPROM with a high-speed SPI interface.  
- It supports byte and page write operations (up to 16 bytes per page).  
- Features a write protection mechanism via software and hardware (WP pin).  
- Compatible with industrial and automotive applications.  

### **Features:**  
- **SPI Modes:** Supports modes 0 and 3.  
- **Clock Frequency:** Up to 2 MHz (5V supply).  
- **Low Power Consumption:**  
  - Standby current: 5 µA (max)  
  - Active current: 2 mA (max)  
- **Built-in Error Correction:** Ensures data integrity.  
- **Software and Hardware Protection:** Prevents accidental writes.  

This information is based on STMicroelectronics' official datasheet for the **M93S46BN6**.

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