DS1265AB-100+ Encyclopedia Entry

Product Overview

Category: Integrated Circuits (ICs)

Use: The DS1265AB-100+ is a high-performance nonvolatile static RAM (NVSRAM) integrated circuit. It combines the benefits of both SRAM and EEPROM technologies, providing fast read/write access with nonvolatile data storage capabilities.

Characteristics: - High-speed access: The DS1265AB-100+ offers fast access times, making it suitable for applications that require quick data retrieval. - Nonvolatile storage: The integrated EEPROM technology allows the DS1265AB-100+ to retain data even when power is removed. - Low power consumption: The device operates at low power levels, making it energy-efficient. - Wide temperature range: The DS1265AB-100+ can operate reliably in a wide temperature range, making it suitable for various environments.

Package: The DS1265AB-100+ is available in a compact and durable package, ensuring easy integration into electronic systems.

Essence: The DS1265AB-100+ is designed to provide reliable and nonvolatile data storage in applications where fast access times are crucial.

Packaging/Quantity: The DS1265AB-100+ is typically packaged in trays or reels, with a quantity of 100 units per package.

Specifications

• Memory Size: 1 Megabit (128K x 8)
• Supply Voltage: 2.7V to 3.6V
• Access Time: 70 ns
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 10 years minimum
• Package Type: 32-Terminal LFCSP

Detailed Pin Configuration

The DS1265AB-100+ features a 32-terminal LFCSP package with the following pin configuration:

```

Pin Name Description

1 VCC Power Supply 2 GND Ground 3 A0-A16 Address Inputs 4 CE Chip Enable 5 OE Output Enable 6 WE Write Enable 7-30 DQ0-DQ23 Data Input/Output 31 NC No Connect 32 WP Write Protect ```

Functional Features

The DS1265AB-100+ offers the following functional features:

• Fast Read/Write Access: The device provides quick access times, allowing for efficient data retrieval and storage.
• Nonvolatile Storage: The integrated EEPROM technology ensures that data is retained even when power is removed.
• Low Power Consumption: The DS1265AB-100+ operates at low power levels, minimizing energy consumption.
• High Reliability: With a wide temperature range and robust design, the device offers reliable performance in various environments.

Advantages and Disadvantages

Advantages: - Fast access times for efficient data handling. - Nonvolatile storage capability ensures data retention. - Low power consumption for energy efficiency. - Wide temperature range allows for versatile applications.

Disadvantages: - Limited memory size compared to other storage options. - Higher cost compared to traditional SRAM chips.

Working Principles

The DS1265AB-100+ combines static random access memory (SRAM) and electrically erasable programmable read-only memory (EEPROM) technologies. It utilizes SRAM for fast read/write operations and EEPROM for nonvolatile data storage. When power is applied, the device functions as a standard SRAM, providing high-speed access to data. However, when power is removed, the EEPROM component retains the stored data, ensuring its availability upon power restoration.

Detailed Application Field Plans

The DS1265AB-100+ finds applications in various fields where fast access times and nonvolatile data storage are essential. Some potential application areas include:

1. Industrial Control Systems: The device can be used in control systems that require quick data retrieval and reliable data storage, such as process control units and automation systems.

2. Automotive Electronics: The DS1265AB-100+ is suitable for automotive applications that demand high-speed access to critical data, such as engine management systems and advanced driver-assistance systems (ADAS).

3. Medical Devices: In medical equipment, the DS1265AB-100+ can be utilized for storing vital patient data, ensuring quick access and data integrity in critical situations.

4. Aerospace and Defense: The device's rugged design and nonvolatile storage make it suitable for aerospace and defense applications, including avionics systems and military-grade equipment.

Detailed and Complete Alternative Models

1. DS1265AB-70+: Similar to the DS1265AB-100+, but with a faster access time of 70 ns.
2. DS1265AB-200+: A higher-capacity version of the DS1265AB series, offering 2 Megabits of memory (256K x 8