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AT25320B-XHL-T

Name: AT25320B-XHL-T
Rating: 4.7 (12 reviews)

IC EEPROM 32KBIT SPI 8TSSOP

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資料表 AT25320B-XHL-T DataSheet
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規格

Part Status	Active
DigiKey Programmable	Verified
Memory Type	Non-Volatile
Memory Format	EEPROM
Technology	EEPROM
Memory Size	32Kbit
Memory Organization	4K x 8
Memory Interface	SPI
Write Cycle Time - Word, Page	5ms
Voltage - Supply	1.8V ~ 5.5V
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	8-TSSOP (0.173", 4.40mm Width)
Supplier Device Package	8-TSSOP
Base Product Number	AT25320
Clock Frequency	20 MHz

概述

Description

The AT25320B-XHL-T is a 256K-bit (32K x 8) serial EEPROM (Electrically Erasable Programmable Read-Only Memory) produced by Microchip Technology. It operates over a voltage range of 1.8V to 5.5V and communicates using the I²C protocol, making it suitable for various low-power applications. The device is characterized by its fast data access time, typically around 100 kHz for standard I²C speeds.
The AT25320B-XHL-T features a write protection mechanism, allowing users to safeguard critical data. It also supports multiple write cycles, ensuring durability for applications requiring frequent data updates. Packaged in a small, compact form factor, it is ideal for use in consumer electronics, automotive applications, and industrial control systems.
Overall, the AT25320B-XHL-T offers a reliable solution for applications needing efficient data storage and retrieval in compact designs.

Features

The AT25320B-XHL-T is a Serial Peripheral Interface (SPI) EEPROM from Microchip Technology, featuring a 32 Kbit (4 K x 8) memory capacity. Key features include:
1. Operating Voltage: It operates within a voltage range of 1.8V to 5.5V, allowing for flexibility in power supply.
2. Data Retention: It offers excellent data retention of up to 100 years and has a write endurance of 1 million cycles.
3. Speed: The device supports high-speed operations, with clock frequencies up to 20 MHz.
4. Package Type: It comes in an 8-lead SOIC package, as well as other configurations for versatile integration.
5. Write Protection: The AT25320B-XHL-T provides hardware and software write protection options to enhance data integrity.
6. Low Power Consumption: It features low power requirements, making it suitable for battery-operated devices.
These characteristics make the AT25320B-XHL-T ideal for various applications, including consumer electronics, automotive systems, and industrial equipment requiring non-volatile memory storage.

Package

The AT25320B-XHL-T is packaged in a 8-lead SOIC (Small Outline Integrated Circuit) format, which is commonly used for memory devices. This type of package is characterized by its small size and low profile, making it suitable for space-constrained applications.

Pinout

The AT25320B-XHL-T is a 256 Kbit (32 K × 8) Serial EEPROM from Microchip Technology. It has a total of 8 pins. The pin configuration and their functions are as follows:
1. CS (Chip Select): Active low input to enable communication with the EEPROM.
2. MOSI (Master Out Slave In): Serial data input line for data sent to the EEPROM.
3. MISO (Master In Slave Out): Serial data output line for data sent from the EEPROM.
4. SCK (Serial Clock): Clock input from the master device to synchronize data transmission.
5. VCC: Power supply pin (typically 2.5V to 5.5V).
6. GND: Ground reference pin.
7. WP (Write Protect): Active low input to protect the memory from write operations.
8. HOLD: Active low input to pause the serial communication without resetting the clock.
This EEPROM is widely used for data storage in various applications due to its reliability and efficient serial interface.

Manufacturer

The AT25320B-XHL-T is manufactured by Microchip Technology Inc. Microchip is a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. Founded in 1989, the company focuses on embedded control applications and offers a wide range of products, including microcontrollers (MCUs), digital signal controllers (DSCs), and memory devices. Microchip is known for its commitment to innovation and quality, serving various industries such as automotive, industrial, consumer electronics, and communications. The AT25320B-XHL-T is a serial EEPROM device, commonly used for data storage applications in embedded systems.

Application

The AT25320B-XHL-T is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) used in a variety of applications, including consumer electronics, automotive systems, industrial automation, and medical devices. It is commonly employed for data storage, configuration settings, firmware updates, and calibration parameters, providing non-volatile memory solutions for systems requiring reliable data retention.

Equivalent

The AT25320B-XHL-T is a 256Kb serial EEPROM. Equivalent products include the Microchip 25AA256, Winbond W25X20CL, and STMicroelectronics M93C56. Always check the specifications, such as voltage, interface, and temperature range, for compatibility.