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93LC66AT-I/SN

Name: 93LC66AT-I/SN
Rating: 4.7 (12 reviews)

IC EEPROM 4KBIT MICROWIRE 8SOIC

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資料表 93LC66AT-I/SN DataSheet
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規格

Part Status	Active
DigiKey Programmable	Verified
Memory Type	Non-Volatile
Memory Format	EEPROM
Technology	EEPROM
Memory Size	4Kbit
Memory Organization	512 x 8
Memory Interface	Microwire
Write Cycle Time - Word, Page	6ms
Voltage - Supply	2.5V ~ 5.5V
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC
Base Product Number	93LC66
Clock Frequency	2 MHz

概述

Description

The 93LC66AT-I/SN is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) device produced by Microchip Technology. It features a 2-wire I²C interface, enabling easy integration into various electronic circuits for data storage. With a storage capacity of 64 Kbits (8 KB), it is designed for applications requiring non-volatile memory, allowing data retention even when power is removed.
Key features include a wide operating voltage range (typically 1.8V to 5.5V), low power consumption, and a high-speed operation with a maximum clock frequency of 1 MHz. The device supports multiple write cycles, making it suitable for frequent data updates in applications like consumer electronics, automotive systems, and industrial controls.
The “I/SN” suffix indicates the device package type and temperature range, with “I” typically referring to industrial temperature ratings. Overall, the 93LC66AT-I/SN is an efficient and reliable choice for embedded systems needing secure data storage.

Features

The 93LC66AT-I/SN is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) featuring a 64-bit memory organization. Key features include:
1. Memory Size: 1 Kbit (128 bytes).
2. Interface: Two-wire serial interface (I²C compatible).
3. Operating Voltage: Typically operates between 2.5V to 5.5V.
4. Data Rate: Supports data rates up to 1 MHz.
5. Write Cycles: Endurance of up to 1 million write cycles.
6. Data Retention: Retains data for up to 100 years.
7. Low Power Consumption: Designed for low power applications, with reduced power during standby and active modes.
8. Packages: Available in various packages including SOIC and TSSOP.
These features make the 93LC66AT-I/SN suitable for applications in consumer electronics, automotive, and industrial sectors where reliable non-volatile storage is required.

Package

The 93LC66AT-I/SN is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) format.

Pinout

The 93LC66AT-I/SN is an integrated circuit (IC) that functions as a serial EEPROM (Electrically Erasable Programmable Read-Only Memory). It has a total of 8 pins. Here are the pin functions:
1. VCC (Pin 1): Power supply.
2. GND (Pin 2): Ground reference.
3. SCK (Pin 3): Serial clock input.
4. SI (Pin 4): Serial data input (data to be written).
5. SO (Pin 5): Serial data output (data read).
6. CS (Pin 6): Chip select input (activates the device).
7. WP (Pin 7): Write protect (when enabled, prevents writing to memory).
8. NC (Pin 8): No connect (not internally connected).
The 93LC66AT-I/SN is commonly used in applications requiring non-volatile data storage with a simple serial interface.

Manufacturer

The manufacturer of the 93LC66AT-I/SN is Microchip Technology Inc. Microchip is a prominent American semiconductor company that specializes in embedded control products. Founded in 1989, the company designs and manufactures microcontrollers, memory products, and other related technologies used in various applications, including automotive, industrial, consumer electronics, and communications. Microchip is known for its PIC microcontroller series and a wide range of integrated circuits, supporting various design and engineering needs across different industries. The 93LC66AT-I/SN is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) device, commonly used for data storage in electronic applications.

Application

The 93LC66AT-I/SN is a 2K-bit serial EEPROM primarily used in applications such as consumer electronics, automotive systems, and industrial controls. It is suitable for data storage in settings like configuration settings, calibration data, and small-scale data logging. Its low power consumption and I2C interface make it ideal for portable devices and equipment requiring non-volatile memory.

Equivalent

The 93LC66AT-I/SN is a 16-bit serial EEPROM. Equivalent products include the Microchip 93LC66A, 93LC66B, and similar EEPROMs from manufacturers like STMicroelectronics (M95M02) and Atmel (AT25DF041A). Always verify compatibility in terms of voltage, speed, and pin configuration before substituting.