93LC66AT-I/SN

The 93LC66AT-I/SN is a Microchip Technology EEPROM (Electrically Erasable Programmable Read-Only Memory) designed for data storage applications. It is part of the 93XX series, characterized by its low-power, high-reliability performance. This device features a 4K-bit memory organized in a 128 x 8-bit or 64 x 16-bit configuration, making it versatile for various data storage needs.
Key features include a wide operating voltage range from 2.5V to 5.5V, ensuring compatibility with different systems. The device supports SPI (Serial Peripheral Interface) communication, facilitating easy integration with microcontrollers. It also includes a write-protect feature to prevent accidental data overwrites and supports both byte and page write modes for efficient data handling.
The 93LC66AT-I/SN operates over the industrial temperature range of -40°C to +85°C, making it suitable for harsh environments. Its small 8-pin SOIC package enables compact design integration. Overall, this EEPROM is ideal for applications requiring reliable, non-volatile storage with flexible interfacing options.

Equivalent products to the Microchip 93LC66AT-I/SN, a 4Kb Microwire serial EEPROM, include:
1. Atmel (now Microchip) AT93C66
2. STMicroelectronics M93C66
3. ON Semiconductor CAT93C66
4. ROHM BR93C66
5. NXP Semiconductor PCF8594
These chips share similar memory capacity and communication protocols, suitable for various serial EEPROM applications. Always verify specifications to ensure compatibility.

The 93LC66AT-I/SN is a 4Kb serial Electrically Erasable Programmable Read-Only Memory (EEPROM) organized as 512 x 8 bits or 256 x 16 bits. It features:
1. Interface: It uses a Microwire compatible 3-wire serial interface for communication.
2. Voltage Range: Operates in a wide voltage range between 2.5V to 5.5V.
3. Data Retention: Ensures data retention for over 200 years.
4. Endurance: Supports up to 1 million erase/write cycles.
5. Organization: Configurable for 8-bit or 16-bit word lengths.
6. Low Power Consumption: Features low power standby and active mode currents.
7. Write Protection: Includes write protection via a programming feature.
8. Temperature Range: Supports an industrial temperature range from -40°C to +85°C, ideal for various applications.
9. Package Type: Available in an 8-pin SOIC (Small Outline Integrated Circuit) package.
This EEPROM is suitable for applications requiring reliable, non-volatile memory storage with low power requirements and a simple serial interface.

The 93LC66AT-I/SN is a 4K Microwire serial EEPROM from Microchip Technology. It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. The pin functions are as follows:
1. CS (Chip Select): Activates the device for communication.
2. CLK (Clock): Provides the clock signal for the synchronization of data transfer.
3. DI (Data Input): Serial data input for writing data into the EEPROM.
4. DO (Data Output): Serial data output for reading data from the EEPROM.
5. GND (Ground): Ground reference for the device.
6. NC (No Connect): Not internally connected.
7. ORG (Organization): Determines the memory organization. It can be tied to VCC or GND to select the memory organization as either 8-bit or 16-bit.
8. VCC (Voltage Supply): Power supply pin for the device.
This EEPROM is used for non-volatile memory storage and is suitable for applications requiring a small, reliable memory with moderate storage capacity. The device supports a wide voltage range and provides reliable data retention.

The manufacturer of the 93LC66AT-I/SN is Microchip Technology Inc. Microchip Technology is a leading American semiconductor company that specializes in the production of microcontrollers, mixed-signal, analog, and Flash-IP integrated circuits. Founded in 1989, the company provides a broad spectrum of semiconductor products and solutions used in various applications across diverse industries, including automotive, industrial, consumer electronics, and telecommunications. Microchip is recognized for its focus on innovation, offering products that enable efficient and effective designs in embedded systems. Its product portfolio includes microcontrollers, development tools, analog devices, interface products, and other semiconductor solutions, aimed at enhancing performance and reducing time to market for its clients.

The 93LC66AT-I/SN is a 4Kbit EEPROM memory chip commonly used in applications requiring non-volatile data storage. Its typical application areas include:
1. Consumer Electronics: Used for storing user preferences and settings.
2. Automotive: Employed in systems where configuration data and fault codes need to be retained.
3. Industrial Automation: Stores configuration parameters for machinery and instruments.
4. Medical Devices: Used for logging and storing calibration data.
5. Telecommunications: Serves in network and communication equipment for configuration data.
6. Embedded Systems: Retains firmware, calibration, and configuration data.
Its small form factor and low power consumption make it suitable for space-constrained and battery-operated devices.

The 93LC66AT-I/SN is an EEPROM memory chip and comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. This package type is surface-mountable and is commonly used for its compact size and ease of assembly in electronic circuit designs.