93C46A-I/MS

Product Overview

Category

The 93C46A-I/MS belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

It is commonly used for non-volatile data storage in various electronic devices, such as automotive systems, consumer electronics, and industrial applications.

Characteristics

• Non-volatile memory
• Small form factor
• Low power consumption
• High reliability

Package

The 93C46A-I/MS is available in a surface-mount package, making it suitable for automated assembly processes.

Essence

This EEPROM chip is essential for storing critical configuration and calibration data in electronic systems.

Packaging/Quantity

The 93C46A-I/MS is typically supplied in tape and reel packaging, with quantities varying based on manufacturer specifications.

Specifications

• Memory Capacity: 1 Kbit
• Interface: Serial Microwire
• Operating Voltage: 2.5V to 5.5V
• Operating Temperature Range: -40°C to 85°C
• Write Time: 3 ms (typical)
• Data Retention: 100 years (minimum)

Detailed Pin Configuration

The 93C46A-I/MS features an 8-pin configuration: 1. Chip Select (/CS) 2. Serial Clock (SK) 3. Serial Data Input (DI) 4. Ground (GND) 5. Serial Data Output (DO) 6. Write Enable (/W) 7. Vcc 8. Not Connected (NC)

Functional Features

• Byte and Page Write Modes
• Self-timed Write Cycle
• Enhanced ESD Protection
• Sequential Read Operation

Advantages

• Compact size
• Low power consumption
• High-speed data transfer
• Reliable data retention

Disadvantages

• Limited storage capacity compared to other memory technologies
• Susceptible to radiation-induced errors in space applications

Working Principles

The 93C46A-I/MS utilizes an electrically controlled floating gate to store data. When a voltage is applied, electrons are trapped in the floating gate, altering the threshold voltage of the memory cell and allowing for data storage.

Detailed Application Field Plans

• Automotive: Used for storing vehicle configuration settings and diagnostic information.
• Consumer Electronics: Employed in smart appliances and IoT devices for data storage.
• Industrial Applications: Integrated into control systems and sensors for parameter storage.

Detailed and Complete Alternative Models

• 93C46B-I/MS: Enhanced version with higher endurance and extended temperature range.
• 93LC46A-I/MS: Low-power variant suitable for battery-operated devices.

In conclusion, the 93C46A-I/MS EEPROM chip offers reliable non-volatile memory storage in a compact form factor, catering to diverse electronic applications across industries.

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