TLC7725IPWR

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low-power, Precision, Reset Generation
• Package: TSSOP-8
• Essence: Monolithic CMOS Device
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.2V to 6.5V
• Operating Temperature Range: -40°C to +125°C
• Power-On Reset Delay Time: 20ms (typical)
• Watchdog Timeout Period: 1.6s (typical)
• Quiescent Current: 3µA (typical)

Detailed Pin Configuration

1. GND: Ground
2. RESET: Active-Low Reset Output
3. MR: Manual Reset Input
4. VDD: Positive Supply Voltage
5. SENSE: Voltage Monitor Input
6. WDI: Watchdog Input
7. NC: No Connection
8. VDD: Positive Supply Voltage

Functional Features

• Precision Monitoring of Supply Voltage
• Power-On Reset Generation
• Watchdog Timer Functionality
• Manual Reset Capability
• Low Quiescent Current Consumption
• Wide Supply Voltage Range

Advantages

• High Accuracy in Voltage Monitoring
• Reliable Power-On Reset Generation
• Enhanced System Reliability with Watchdog Timer
• Flexibility with Manual Reset Input
• Low Power Consumption for Energy Efficiency
• Suitable for a Wide Range of Applications

Disadvantages

• Limited Availability of Alternative Models
• Higher Cost Compared to Some Competing Products

Working Principles

The TLC7725IPWR is designed to monitor the supply voltage of a system and generate reset signals based on predefined thresholds. It utilizes a precision voltage reference and comparators to accurately detect voltage levels. The power-on reset circuit ensures that the device remains in a known state during power-up. The watchdog timer feature provides an additional layer of system protection by monitoring the activity of the microcontroller or processor. In case of a malfunction, the watchdog timer generates a reset signal to prevent system lock-ups.

Detailed Application Field Plans

The TLC7725IPWR is widely used in various applications where voltage supervision and reset generation are critical. Some common application fields include: - Microcontrollers and Processors - Industrial Control Systems - Automotive Electronics - Power Management Units - Battery-Powered Devices - Home Automation Systems

Detailed and Complete Alternative Models

While the TLC7725IPWR offers excellent performance and features, it is important to consider alternative models based on specific requirements. Some alternative voltage supervisor ICs that can be considered are: - MAX823: Low-Power Voltage Monitor with Manual Reset - ADM6316: Precision Voltage Monitor with Watchdog Timer - MCP809: Supervisory Circuits with Power-Fail Detection

These alternatives provide similar functionality and can be evaluated based on factors such as cost, availability, and specific application requirements.

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