Microchip Technology
画像はイメージの場合もございます。
商品詳細は仕様をご覧ください。
AT25128B-SSHL-B
詳細を表示 DataSheets

AT25128B-SSHL-B

1. Product Overview

Category

The AT25128B-SSHL-B belongs to the category of Serial EEPROM (Electrically Erasable Programmable Read-Only Memory).

Use

It is used for non-volatile data storage in various electronic devices, including consumer electronics, automotive systems, and industrial applications.

Characteristics

  • High reliability and endurance
  • Low power consumption
  • Small form factor
  • Wide operating voltage range

Package

The AT25128B-SSHL-B is available in a compact SOP8 package, making it suitable for space-constrained designs.

Essence

The essence of AT25128B-SSHL-B lies in its ability to store critical data reliably and efficiently in diverse electronic applications.

Packaging/Quantity

It is typically supplied in tape and reel packaging, with quantities varying based on the manufacturer's specifications.

2. Specifications

  • Memory Size: 128 Kbit
  • Interface: I2C (2-wire)
  • Operating Voltage: 1.7V to 5.5V
  • Operating Temperature Range: -40°C to 85°C
  • Write Cycle Endurance: 1,000,000 cycles
  • Data Retention: 100 years

3. Detailed Pin Configuration

The AT25128B-SSHL-B features a standard SOP8 pin configuration: 1. A0: Chip Address Input 2. A1: Chip Address Input 3. A2: Chip Address Input 4. VSS: Ground 5. SDA: Serial Data 6. SCL: Serial Clock 7. WP: Write Protect 8. VCC: Power Supply

4. Functional Features

  • Byte and Page Write Modes
  • Self-timed Write Cycle
  • Enhanced ESD Protection
  • Schmitt Trigger Inputs

5. Advantages and Disadvantages

Advantages

  • Reliable data storage
  • Low power consumption
  • Compact form factor

Disadvantages

  • Limited storage capacity compared to larger EEPROMs
  • Slower write speeds compared to some other memory technologies

6. Working Principles

The AT25128B-SSHL-B operates by utilizing electrically programmable memory cells that can retain data even when the power is turned off. It communicates with the host system through the I2C interface, allowing for seamless integration into various electronic designs.

7. Detailed Application Field Plans

The AT25128B-SSHL-B finds extensive use in: - Automotive Engine Control Units (ECUs) - Smart meters - Industrial automation systems - Wearable devices - IoT (Internet of Things) devices

8. Detailed and Complete Alternative Models

Some alternative models to the AT25128B-SSHL-B include: - AT25256B-SSHL-T: 256 Kbit Serial EEPROM - CAT24C128WI-GT3: 128 Kbit I2C Serial EEPROM - M24M02-RMN6TP: 2 Mbit Serial EEPROM

In conclusion, the AT25128B-SSHL-B offers a reliable and efficient solution for non-volatile data storage in a wide range of electronic applications, despite its limitations in storage capacity and write speed. Its compact form factor and low power consumption make it a popular choice for designers seeking dependable memory solutions.

[Word Count: 498]

技術ソリューションにおける AT25128B-SSHL-B の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the AT25128B-SSHL-B?

    • The AT25128B-SSHL-B is a 128Kbit (16,384 x 8) Serial Electrically Erasable Programmable Read-Only Memory (EEPROM) with a wide operating voltage range and high-speed performance.

  2. What are the typical applications of AT25128B-SSHL-B?

    • Typical applications include storing configuration parameters, encryption keys, and other critical data in various electronic systems such as industrial automation, automotive, consumer electronics, and medical devices.

  3. What is the operating voltage range of AT25128B-SSHL-B?

    • The operating voltage range is from 1.7V to 5.5V, making it suitable for a wide range of battery-powered and low-power applications.

  4. What is the maximum clock frequency supported by AT25128B-SSHL-B?

    • The device supports clock frequencies up to 20 MHz, enabling high-speed data transfer in demanding applications.

  5. How does AT25128B-SSHL-B ensure data integrity and reliability?

    • It incorporates advanced features such as built-in error detection and correction, write protection, and a high endurance of up to 1,000,000 write cycles.

  6. Can AT25128B-SSHL-B operate in harsh environmental conditions?

    • Yes, it is designed to withstand extended temperature ranges and is qualified for automotive and industrial-grade applications.

  7. What interface does AT25128B-SSHL-B use for communication with the host system?

    • It utilizes a simple and efficient SPI (Serial Peripheral Interface) for seamless integration into various microcontroller-based designs.

  8. Is AT25128B-SSHL-B compatible with standard industry protocols?

    • Yes, it is fully compatible with industry-standard EEPROM protocols, ensuring easy integration and interoperability with existing systems.

  9. What are the available package options for AT25128B-SSHL-B?

    • The device is offered in various compact and reliable package options, including SOIC, TSSOP, and WLCSP, catering to diverse design requirements.

  10. Are there any specific design considerations when using AT25128B-SSHL-B in technical solutions?

    • Designers should consider factors such as power consumption, signal integrity, and proper handling of sensitive data to maximize the benefits of using AT25128B-SSHL-B in their applications.