DS1232LPS-2

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DS1232LPS-2

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IC SUPERVISOR 1 CHANNEL 8SOIC

  • メーカーアナログ・デバイセズ社/マキシム・インテグレーテッド

  • メーカー品番 #DS1232LPS-2

  • 在庫状況6210

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性 値
Series MicroMonitor™
Part Status Obsolete
Digi Key Programmable Not Verified
Type Simple Reset/Power-On Reset
Number of Voltages Monitored 1
Voltage - Threshold 4.37V, 4.62V
Output Open Drain, Push-Pull
Reset Active High/Active Low
Reset Timeout Adjustable/Selectable
Operating Temperature 0°C ~ 70°C (TA)
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Base Product Number DS1232LP

概要

Description

The DS1232LPS-2 is a precision voltage supervisor and reset circuit designed to ensure reliable operation in microcontroller and digital systems. It monitors the supply voltage and generates a reset signal when the voltage falls below a preset threshold, preventing improper operation during power-up, power-down, or brownout conditions.
Key features include a low supply current, multiple threshold options, and the ability to reset the system once the voltage stabilizes. The device is housed in a compact package, making it suitable for space-constrained applications.
Additionally, it includes features like an active-low reset output and a time delay to prevent false resets, enhancing system reliability. The DS1232LPS-2 is widely used in consumer electronics, automotive applications, and industrial systems, ensuring that microprocessors and digital circuits operate correctly under various power conditions.
Overall, it is an essential component for enhancing the robustness and reliability of electronic designs.

Equivalent

The DS1232LPS-2 is a supervisor chip, and its equivalent products include the MAX812, MAX813, and the LTC1753. Other alternatives are the MCP131, MCP130, and the ADM8316. These components serve similar functions in monitoring voltage levels and providing reset signals for microcontrollers in low-power applications. Always verify specifications and features for compatibility with your circuit requirements.

Features

The DS1232LPS-2 is a low-power precision voltage supervisor and reset controller designed for microcontroller applications. Key features include:
1. Voltage Monitoring: Monitors supply voltage levels and provides a reset signal when voltage drops below a set threshold.

2. Adjustable Reset Threshold: Offers adjustable reset thresholds, allowing customization based on system requirements.
3. Low Power Consumption: Operates with low quiescent current, making it suitable for battery-operated devices.
4. Reset Output: Provides a reset output with a specified delay to ensure proper system initialization.
5. Wide Operating Voltage: Supports a wide input voltage range, enhancing versatility across applications.
6. Temperature Range: Operates over a broad temperature range, ensuring reliability in various environments.
7. Compact Package: Available in a small package size, facilitating integration into space-constrained designs.
These features make the DS1232LPS-2 ideal for embedded systems, automotive applications, and other electronic devices requiring reliable power supervision.

Pinout

The DS1232LPS-2 is a dual voltage supervisor and reset circuit with a total of 8 pins. Here are the pin counts and their functions:
1. VCC (Pin 1): Power supply input.
2. GND (Pin 2): Ground reference.
3. RESET (Pin 3): Active low reset output.
4. RESET (Pin 4): Active low reset output (duplicate, can support two reset lines).
5. SENSE (Pin 5): Voltage sense input for monitoring VCC.
6. NMI (Pin 6): Non-maskable interrupt output; provides an interrupt signal to the CPU.
7. R1 (Pin 7): External resistor connection for setting reset delay.
8. R2 (Pin 8): External resistor connection for setting reset delay.
The device monitors supply voltage and provides a reset signal to a microcontroller or other digital devices when the voltage drops below a preset level, ensuring proper system operation.

Manufacturer

The DS1232LPS-2 is manufactured by Maxim Integrated, a company known for its expertise in analog and mixed-signal integrated circuits. Maxim Integrated designs, manufactures, and sells a wide range of semiconductor products, including data converters, amplifiers, microcontrollers, and power management ICs. The company primarily serves industries such as telecommunications, automotive, consumer electronics, industrial, and medical applications. In 2021, Maxim Integrated was acquired by Analog Devices, Inc., a leading global manufacturer of high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. This acquisition has further expanded Analog Devices' portfolio and capabilities in the semiconductor market.

Application

The DS1232LPS-2 is a microprocessor supervisory circuit primarily used for power management and reset functions in various applications. Key areas include:
1. Computers: Ensures proper reset sequences during power-up and brownout conditions.
2. Embedded Systems: Provides reset and watchdog functionality for microcontrollers.
3. Telecommunications: Maintains reliable operation in communication devices by managing power.
4. Automotive Systems: Monitors microprocessor performance in automotive electronics.
5. Consumer Electronics: Ensures stable operation of devices like set-top boxes and gaming consoles.
Its low power consumption makes it suitable for battery-operated devices.

Package

The DS1232LPS-2 is available in a 16-pin TSSOP (Thin Shrink Small Outline Package) package type.

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