ADM823YYKSZ-R7

Product Overview

Category

ADM823YYKSZ-R7 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used as a voltage supervisor and reset generator.

Characteristics

• Voltage monitoring: ADM823YYKSZ-R7 monitors the power supply voltage and generates a reset signal when the voltage falls below a specified threshold.
• Reset generation: It provides a reset output signal to ensure proper initialization of microprocessors, microcontrollers, and other digital systems.
• Low power consumption: The ADM823YYKSZ-R7 operates with low power consumption, making it suitable for battery-powered applications.
• Wide operating voltage range: It can operate within a wide voltage range, typically from 1.6V to 5.5V.
• Adjustable reset timeout period: The reset timeout period can be adjusted using external capacitors.

Package and Quantity

ADM823YYKSZ-R7 is available in a small SOT-23 package. It is typically sold in reels containing a quantity of 3000 units.

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Voltage: Adjustable (typically 2.93V)
• Reset Timeout Period: Adjustable (typical range: 140ms to 1120ms)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ADM823YYKSZ-R7 has the following pin configuration:

```

---

| | --| RESET |-- --| GND |-- --| VCC |-- --| MR |-- |_______| ```

• RESET: Reset Output
• GND: Ground
• VCC: Power Supply
• MR: Manual Reset Input

Functional Features

1. Voltage Monitoring: ADM823YYKSZ-R7 continuously monitors the power supply voltage.
2. Reset Generation: It generates a reset signal when the voltage falls below the specified threshold.
3. Adjustable Timeout Period: The reset timeout period can be adjusted to suit specific application requirements.
4. Manual Reset Input: The MR pin allows for manual reset control.

Advantages and Disadvantages

Advantages

• Reliable voltage monitoring and reset generation.
• Low power consumption.
• Wide operating voltage range.
• Adjustable reset timeout period.
• Small package size.

Disadvantages

• Limited availability of alternative models.
• May require additional external components for certain applications.

Working Principles

ADM823YYKSZ-R7 operates by comparing the power supply voltage with a preset threshold. When the voltage drops below the threshold, it triggers the reset output signal. The reset signal remains active until the voltage rises above the threshold or a manual reset is applied.

Application Field Plans

ADM823YYKSZ-R7 finds applications in various fields, including: 1. Microprocessor-based systems 2. Microcontroller-based systems 3. Digital systems requiring proper initialization 4. Battery-powered devices 5. Embedded systems

Alternative Models

While ADM823YYKSZ-R7 is a popular choice, there are alternative models available from different manufacturers. Some notable alternatives include: - MAX823Y - LTC2937 - TPS3808G01

These alternative models offer similar functionality and can be considered based on specific application requirements.

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