DS1742-100IND

Product Overview

Category

The DS1742-100IND belongs to the category of non-volatile static RAM (NVSRAM).

Use

It is primarily used for storing data in applications where non-volatility and high-speed read/write operations are required.

Characteristics

• Non-volatile: Retains data even when power is lost.
• High-speed read/write operations: Allows for quick access to stored data.
• Low power consumption: Efficient use of energy.
• Durable: Can withstand harsh environmental conditions.

Package

The DS1742-100IND comes in a standard 28-pin DIP (Dual Inline Package) format.

Essence

The essence of the DS1742-100IND lies in its ability to combine the benefits of both RAM and non-volatile memory, providing fast and reliable data storage.

Packaging/Quantity

The DS1742-100IND is typically packaged individually or in reels, with quantities varying based on customer requirements.

Specifications

• Memory Size: 100 kilobits (12.5 kilobytes)
• Supply Voltage: 4.5V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Minimum 10 years
• Write Endurance: 1 million cycles

Detailed Pin Configuration

The DS1742-100IND has a total of 28 pins, each serving a specific purpose. The pin configuration is as follows:

1. VCC: Power supply voltage
2. GND: Ground reference
3. CE: Chip Enable
4. OE: Output Enable
5. WE: Write Enable
6. A0-A11: Address inputs
7. DQ0-DQ7: Data input/output
8. SQW/INT: Square Wave Output/Interrupt output
9. RST: Reset input
10. VBAT: Battery backup voltage

Functional Features

• Non-volatile storage: Retains data even during power loss.
• High-speed access: Allows for quick read/write operations.
• Battery backup: Ensures data integrity during power interruptions.
• Automatic write protection: Prevents accidental data modification.
• Power-fail detection: Provides early warning of power loss.

Advantages and Disadvantages

Advantages

• Fast read/write operations
• Non-volatile memory
• Low power consumption
• Durable design
• Automatic write protection

Disadvantages

• Limited storage capacity compared to other memory types
• Relatively higher cost per kilobit compared to traditional RAM

Working Principles

The DS1742-100IND combines a static RAM (SRAM) with a non-volatile element, such as an EEPROM or a ferroelectric capacitor. The SRAM portion provides high-speed read/write capabilities, while the non-volatile element ensures data retention during power loss. This hybrid design allows for fast and reliable data storage.

Detailed Application Field Plans

The DS1742-100IND finds applications in various fields, including:

1. Industrial automation: Used for storing critical data in control systems.
2. Automotive electronics: Provides non-volatile storage for vehicle diagnostics and event logging.
3. Medical devices: Stores patient data and vital information in medical equipment.
4. Energy management systems: Enables data logging and monitoring in smart grid applications.
5. Communication infrastructure: Used for buffering and caching data in network equipment.

Detailed and Complete Alternative Models

1. DS1230AB-120+: Similar NVSRAM with 120 kilobits memory size.
2. M48Z02-150PC1: Non-volatile RAM with 2 kilobits memory size.
3. FM1608-120-PG: Ferroelectric RAM with 120 kilobits memory size.

These alternative models offer similar functionality and can be considered as alternatives to the DS1742-100IND based on specific requirements.

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