S-25C040A0I-T8T1G

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Memory
• Characteristics: Serial EEPROM, 4Kbit (512 x 8), I2C Interface
• Package: TSSOP-8
• Essence: This IC is a serial EEPROM memory chip that can store and retrieve data even when power is turned off.
• Packaging/Quantity: The S-25C040A0I-T8T1G is typically sold in reels of 2500 units.

Specifications

• Memory Size: 4Kbits (512 bytes)
• Organization: 512 x 8 bits
• Interface: I2C (Inter-Integrated Circuit)
• Supply Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1 million cycles
• Data Retention: 100 years

Detailed Pin Configuration

The S-25C040A0I-T8T1G has the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VSS | Ground | | 2 | SDA | Serial Data | | 3 | SCL | Serial Clock| | 4 | WP | Write Protect (optional) | | 5 | VCC | Power Supply | | 6 | NC | No Connection | | 7 | NC | No Connection | | 8 | NC | No Connection |

Functional Features

• Serial EEPROM: The S-25C040A0I-T8T1G is a non-volatile memory chip that uses an I2C interface for communication.
• High Storage Capacity: With a memory size of 4Kbits, it can store up to 512 bytes of data.
• Low Power Consumption: The IC operates at a supply voltage as low as 1.7V, making it suitable for battery-powered devices.
• Write Protection: The WP pin allows optional write protection, preventing accidental modification of stored data.
• Wide Operating Temperature Range: It can operate in temperatures ranging from -40°C to +85°C.

Advantages and Disadvantages

Advantages: - Non-volatile memory ensures data retention even during power loss. - Small package size (TSSOP-8) allows for space-efficient designs. - I2C interface enables easy integration with microcontrollers and other devices. - Low power consumption extends battery life in portable applications.

Disadvantages: - Limited storage capacity compared to larger EEPROM or flash memory chips. - Slower write speeds compared to some other non-volatile memory technologies. - Requires additional circuitry for write protection if needed.

Working Principles

The S-25C040A0I-T8T1G is based on Electrically Erasable Programmable Read-Only Memory (EEPROM) technology. It uses floating gate transistors to store and retrieve data. When data needs to be written, an electric charge is applied to the floating gate, altering its electrical characteristics. This change can be detected and interpreted as either a "0" or a "1" bit. The I2C interface allows for serial communication between the IC and the controlling device.

Detailed Application Field Plans

The S-25C040A0I-T8T1G is commonly used in various electronic devices that require non-volatile memory for storing configuration settings, calibration data, or small amounts of user data. Some typical application fields include: - Consumer Electronics: TVs, set-top boxes, audio players, etc. - Automotive: Infotainment systems, instrument clusters, body control modules, etc. - Industrial Control: Programmable logic controllers (PLCs), sensors, data loggers, etc. - Medical Devices: Patient monitors, diagnostic equipment, portable devices, etc.

Detailed and Complete Alternative Models

• S-25C080A0I-T8T1G: 8Kbit serial EEPROM with the same package and interface.
• S-25C160A0I-T8T1G: 16Kbit serial EEPROM with the same package and interface.
• S-25C320A0I-T8T1G: 32Kbit serial EEPROM with the same package and interface.
• S-25C640A0I-T8T1G: 64Kbit serial EEPROM with the same package and interface.

These alternative models offer higher storage capacities while maintaining compatibility with the S-25C040A0I-T8T1G in terms of package and interface.

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