DS1742W-120

Product Overview

Category

The DS1742W-120 belongs to the category of non-volatile static RAM (NVSRAM).

Use

It is commonly used as a memory device in various electronic systems.

Characteristics

• Non-volatile: Retains data even when power is lost.
• Static RAM: Provides fast read and write access times.
• Low power consumption: Operates at low power levels.
• High reliability: Ensures data integrity over extended periods.

Package

The DS1742W-120 is available in a compact package, suitable for integration into different electronic devices.

Essence

The essence of DS1742W-120 lies in its ability to combine the benefits of non-volatile memory with the speed and convenience of static RAM.

Packaging/Quantity

The product is typically packaged individually and is available in varying quantities depending on customer requirements.

Specifications

• Model: DS1742W-120
• Memory Size: 1,024 kilobits (128 kilobytes)
• Supply Voltage: 4.5V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Minimum 10 years
• Write Endurance: 10^6 cycles

Detailed Pin Configuration

The DS1742W-120 has a standard pin configuration consisting of the following pins:

1. VCC: Power supply voltage
2. GND: Ground reference
3. CE: Chip enable
4. OE: Output enable
5. WE: Write enable
6. DQ0-DQ7: Data input/output lines
7. A0-A16: Address input lines
8. RST: Reset input
9. X1, X2: Crystal oscillator connections

Functional Features

• Non-volatile storage: Retains data even when power is lost.
• Fast access times: Allows for quick read and write operations.
• Low power consumption: Operates at low power levels, conserving energy.
• High reliability: Ensures data integrity over extended periods.

Advantages and Disadvantages

Advantages

• Non-volatile nature ensures data retention during power outages.
• Fast access times improve system performance.
• Low power consumption reduces energy usage.
• High reliability guarantees data integrity.

Disadvantages

• Limited memory size compared to other storage options.
• Relatively higher cost per unit compared to traditional RAM.

Working Principles

The DS1742W-120 combines non-volatile memory technology with static RAM. It utilizes a small onboard battery to provide backup power, allowing it to retain data even when the main power source is disconnected. The device operates by storing data in a static RAM array and periodically transferring it to non-volatile memory cells. This process ensures that data remains intact during power cycles.

Detailed Application Field Plans

The DS1742W-120 finds applications in various fields, including:

1. Industrial automation systems
2. Medical equipment
3. Automotive electronics
4. Communication devices
5. Consumer electronics

Detailed and Complete Alternative Models

1. DS1742W-100: Similar to DS1742W-120 but with a smaller memory size of 512 kilobits.
2. DS1742W-200: Similar to DS1742W-120 but with a larger memory size of 2,048 kilobits.
3. DS1742W-150: Similar to DS1742W-120 but optimized for low-power applications.

These alternative models offer different memory sizes and may cater to specific requirements of various applications.

In conclusion, the DS1742W-120 is a non-volatile static RAM that combines the benefits of non-volatile memory with the speed and convenience of static RAM. Its fast access times, low power consumption, and high reliability make it suitable for a wide range of applications in different industries.