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AT93C66B-SSHM-T

Name: AT93C66B-SSHM-T
Rating: 4.7 (12 reviews)

IC EEPROM 4KBIT SPI 2MHZ 8SOIC

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製造商。部分 #AT93C66B-SSHM-T
包 SOIC-8
資料表 AT93C66B-SSHM-T DataSheet
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
MemoryType	Non-Volatile
MemoryFormat	EEPROM
Technology	EEPROM
MemorySize	4Kb (512 x 8, 256 x 16)
MemoryInterface	SPI
ClockFrequency	2 MHz
WriteCycleTime-WordPage	5ms
Voltage-Supply	1.7V ~ 5.5V
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width)

概述

Description

The AT93C66B-SSHM-T is a 2-wire serial EEPROM designed for low-power, high-performance applications. It features a 1K-bit memory capacity, organized as 128 x 8 bits, and operates with a supply voltage range of 2.5V to 5.5V. This device utilizes the I²C (Inter-Integrated Circuit) protocol for communication, allowing for easy integration into microcontroller-based systems.
Key features include fast write times of up to 10 milliseconds, robust data retention of 100 years, and the ability to endure 1 million write/erase cycles. The AT93C66B also supports multiple device addressing, making it suitable for applications requiring several EEPROMs on a single bus.
The package type for this component is the SHM (Small Hermetic Module), which is ideal for compact designs. Its applications span various fields, including consumer electronics, automotive, and industrial control systems, where non-volatile memory is crucial for storing configuration settings, calibration data, and other important information.

Features

The AT93C66B-SSHM-T is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) from Microchip Technology. Key features include:
1. Memory Size: 2K bits (256 bytes).
2. Interface: SPI (Serial Peripheral Interface) with a 4-wire connection.
3. Operating Voltage: Typically operates between 1.8V to 5.5V.
4. Speed: Supports clock speeds up to 10 MHz.
5. Endurance: Capable of 1 million write/erase cycles per byte.
6. Data Retention: Retains data for over 100 years.
7. Package Type: Available in a 8-pin TSSOP package for compact designs.
8. Security: Features write protection for specific memory areas.
9. Low Power Consumption: Optimized for low power usage, making it suitable for battery-operated devices.
These features make the AT93C66B-SSHM-T ideal for applications in consumer electronics, automotive systems, and industrial equipment where reliable non-volatile memory is required.

Package

The AT93C66B-SSHM-T is packaged in a SOIC-8 (Small Outline Integrated Circuit) format, which features eight pins and a surface-mount design suitable for compact electronic applications.

Pinout

The AT93C66B-SSHM-T is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) device with a total of 8 pins. Here are the pin functions:
1. VCC - Power supply voltage.
2. GND - Ground connection.
3. SCK - Serial Clock input for synchronization.
4. SI - Serial Input for data to be written to the EEPROM.
5. SO - Serial Output for data read from the EEPROM.
6. CS - Chip Select; enables the device for communication.
7. WP - Write Protect; prevents writing when enabled.
8. HOLD - Hold; pauses the operation when activated.
The AT93C66B supports SPI (Serial Peripheral Interface) communication, offering a flexible and efficient way to read and write data. Its memory density typically ranges from 1 Kbit to 256 Kbit, making it suitable for various applications in consumer electronics, automotive, and industrial systems.

Manufacturer

The AT93C66B-SSHM-T is manufactured by Microchip Technology Inc., a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. Founded in 1989, Microchip specializes in embedded control solutions and is known for its broad range of microcontrollers, development tools, and analog products. The AT93C66B-SSHM-T is specifically a serial EEPROM, which is used for data storage applications in various electronic devices. Microchip serves numerous industries, including automotive, industrial, consumer, and communications, and is recognized for its commitment to quality, innovation, and customer support.

Application

The AT93C66B-SSHM-T is a serial EEPROM used in various applications, including:
1. Consumer Electronics: For storing configuration settings and calibration data.
2. Networking Equipment: To save device configurations and firmware.
3. Industrial Automation: For storing process parameters and settings.
4. Automotive Systems: To retain critical data in electronic control units (ECUs).
5. Smart Cards: For secure data storage and authentication.
Its small footprint and low power consumption make it suitable for space-constrained devices.

Equivalent

The AT93C66B-SSHM-T is a 2-wire EEPROM. Equivalent products include:
1. Microchip 93C66C
2. Winbond W25X16
3. STMicroelectronics M24C08
4. NXP P24C02
Always check specifications for compatibility in terms of voltage, capacity, and communication protocol before substituting.