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AT25128B-SSHL-B

Name: AT25128B-SSHL-B
Rating: 4.7 (12 reviews)

IC EEPROM 128KBIT SPI 8SOIC

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製造商。部分 #AT25128B-SSHL-B
包 8-SOIC
資料表 AT25128B-SSHL-B DataSheet
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規格

Package	Tube
ProductStatus	Active
MemoryType	Non-Volatile
MemoryFormat	EEPROM
Technology	EEPROM
MemorySize	128Kb (16K x 8)
MemoryInterface	SPI
ClockFrequency	20 MHz
WriteCycleTime-WordPage	5ms
Voltage-Supply	1.8V ~ 5.5V
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width)

概述

Description

The AT25128B-SSHL-B is a Serial Flash Memory device manufactured by Microchip Technology. It features a 128 Kbit (16 KB) storage capacity, organized in a 16 K x 8 configuration. This memory is part of the AT25 series of serial flash memory products and interfaces through a Serial Peripheral Interface (SPI), allowing for high-speed data transfer.
Key features include:
- Operating voltage range: 2.7V to 3.6V.
- Fast read speeds up to 85 MHz.
- Support for standard, dual, and quad SPI modes.
- Endurance of up to 100,000 program/erase cycles and a data retention of 20 years.
The device is suitable for a variety of applications, including firmware storage, data logging, and configuration settings in consumer electronics, automotive, and industrial systems. Its compact package and low power consumption make it ideal for space-constrained and battery-operated devices. Overall, the AT25128B-SSHL-B provides a reliable solution for non-volatile memory needs in modern electronic applications.

Features

The AT25128B-SSHL-B is a serial EEPROM memory device featuring a capacity of 128 Kbits (16 Kbytes). Key features include:
1. Interface: It utilizes a 2-wire I²C bus interface, allowing easy integration with microcontrollers.
2. Voltage Range: Operates within a voltage range of 1.8V to 5.5V, making it versatile for various applications.
3. Memory Organization: Organized as 16 pages of 256 bytes each, facilitating efficient data access.
4. Write Endurance: Supports a high write endurance of up to 1,000,000 cycles per byte.
5. Data Retention: Ensures data retention for up to 100 years.
6. Low Power Consumption: Designed for low power usage, suitable for battery-operated devices.
7. Small Package: Available in a compact SOIC-8 or TSSOP-8 package, saving PCB space.
8. Built-in Write Protection: Features a hardware write protection mechanism for data integrity.
These attributes make the AT25128B-SSHL-B ideal for applications such as consumer electronics, industrial, and automotive systems.

Package

The AT25128B-SSHL-B is housed in a SOIC-8 (Small Outline Integrated Circuit) package. This compact, surface-mount package is designed for efficient space utilization on printed circuit boards.

Pinout

The AT25128B-SSHL-B is a 128 Kbit EEPROM (Electrically Erasable Programmable Read-Only Memory) from Atmel (now part of Microchip Technology). It features a total of 8 pins.
The pin functions are as follows:
1. Vcc: Supply voltage.
2. GND: Ground.
3. SDA: Serial Data Line for data transfer.
4. SCL: Serial Clock Line to synchronize data transmission.
5. WP: Write Protect, used to disable write operations.
6. A0: Address pin for selecting the device address.
7. A1: Address pin for selecting the device address.
8. A2: Address pin for selecting the device address.
This device supports I²C communication protocol, allowing for easy integration in various applications requiring non-volatile memory. Its typical operating voltage ranges from 1.8V to 5.5V.

Manufacturer

The AT25128B-SSHL-B is manufactured by Microchip Technology Inc., a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. Founded in 1989 and headquartered in Chandler, Arizona, Microchip primarily serves the embedded control and automation markets. The company designs and develops a wide range of microcontrollers, microprocessors, and memory devices, including EEPROM and Flash memory products. Microchip is well-regarded for its focus on innovation, quality, and customer service, catering to various industries such as automotive, industrial, consumer electronics, and communications.

Application

The AT25128B-SSHL-B is a 128Kb (16Kb x 8) serial EEPROM used in various applications, including consumer electronics, automotive systems, industrial control, and smart appliances. It is ideal for storing configuration data, calibration settings, and firmware updates due to its non-volatile memory capabilities, low power consumption, and high endurance.

Equivalent

The AT25128B-SSHL-B is a 128Kb serial EEPROM. Equivalent products include the Microchip 25AA128, Winbond W25X128, STMicroelectronics M25P128, and Cypress CY15B128. Ensure compatibility with your specific application regarding pin configuration, voltage, and speed before substitution.