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AT93C56B-SSHM-B

Name: AT93C56B-SSHM-B
Rating: 4.7 (12 reviews)

IC EEPROM 2KBIT 3-WIRE 8SOIC

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資料表 AT93C56B-SSHM-B DataSheet
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規格

Part Status	Active
DigiKey Programmable	Verified
Memory Type	Non-Volatile
Memory Format	EEPROM
Technology	EEPROM
Memory Size	2Kbit
Memory Organization	256 x 8, 128 x 16
Memory Interface	3-Wire Serial
Write Cycle Time - Word, Page	5ms
Voltage - Supply	1.7V ~ 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	93C56B
Clock Frequency	2 MHz

概述

Description

The AT93C56B-SSHM-B is a serial EEPROM memory device manufactured by Microchip Technology. It features a 1-kbit (128 x 8-bit) storage capacity and operates through a SPI (Serial Peripheral Interface) protocol. This chip is designed for applications that require non-volatile storage for configuration settings, calibration data, or small amounts of data that need to be retained without power.
Key features include:
- Operating voltage: Typically between 2.7V to 5.5V.
- Read/Write cycles: Endurance of up to 1 million write/erase cycles with data retention of over 100 years.
- Data transfer rates: Supports clock frequencies up to 10 MHz in SPI mode, allowing for fast data transactions.
- Packaging: Available in various packages, including SOIC and TSSOP, making it suitable for space-constrained applications.
The AT93C56B is ideal for embedded systems, automotive applications, and consumer electronics where reliable, non-volatile memory is essential.

Features

The AT93C56B-SSHM-B is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) from Microchip Technology. Key features include:
1. Memory Size: 8 Kbits (1 Kbyte) of EEPROM memory.
2. Interface: 2-wire I²C interface for easy communication with microcontrollers.
3. Voltage Range: Operates from 1.8V to 5.5V, making it suitable for low-power applications.
4. Data Retention: Guarantees data retention for up to 100 years.
5. Endurance: Supports up to 1 million write/erase cycles per memory cell.
6. Page Write: Allows for efficient multi-byte write operations.
7. Low Power Consumption: Designed for minimal power usage in standby and active modes.
8. Temperature Range: Available for industrial temperature ranges, enhancing reliability in various environments.
These features make the AT93C56B-SSHM-B suitable for applications in consumer electronics, automotive systems, and industrial devices requiring reliable non-volatile memory.

Package

The AT93C56B-SSHM-B is packaged in a SOIC-8 (Small Outline Integrated Circuit) format. This surface-mount package features a small footprint, making it suitable for applications with limited space.

Pinout

The AT93C56B-SSHM-B is an EEPROM (Electrically Erasable Programmable Read-Only Memory) device with a total of 8 pins. Its pin configuration and functions are as follows:
1. VCC: Power supply (typically +2.7V to +5.5V).
2. GND: Ground reference.
3. SCK: Serial clock input for synchronous data transmission.
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. Active low signal to enable the device.
7. WP: Write protect. Active low signal to prevent writing.
8. NC: Not connected (no internal connection).
This device supports communication through a serial interface, facilitating data storage and retrieval in applications requiring non-volatile memory.

Manufacturer

The AT93C56B-SSHM-B is manufactured by Microchip Technology Inc., a leading provider of microcontroller and analog semiconductors. Founded in 1989, Microchip specializes in embedded control solutions and is known for its broad portfolio of microcontrollers, memory products, and development tools. The company serves various industries, including automotive, industrial, consumer, and communications. Microchip is recognized for its commitment to innovation and quality, providing customers with comprehensive support and resources for their embedded applications.

Application

The AT93C56B-SSHM-B is a 2K-bit EEPROM used in various applications, including consumer electronics, automotive systems, smart cards, and industrial equipment. It serves for data storage, configuration settings, firmware updates, and parameter retention in low-power applications. Its serial interface makes it suitable for space-constrained designs and low-cost solutions.

Equivalent

The AT93C56B-SSHM-B is a 2K-bit serial EEPROM that is compatible with several other EEPROMs. Equivalent products include the Microchip 93C56, STMicroelectronics M93C56, and the Winbond W25X20. Always verify pin compatibility and electrical characteristics before substitution.