DS1232LPS-2

Low-power monitoring chip for microcontrollers
5,298 有效庫存

DS1232LPS-2

有效庫存5,298

Low-power monitoring chip for microcontrollers

  • 製造商零件號 # : DS1232LPS-2

  • 包裝/封裝: SOIC-8

  • 製造商: Analog Devices

  • 產品分類 : Supervisors

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DS1232LPS-2 數據表
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詳細說明

The DS1232LP/LPS Low-Power MicroMonitor Chip is a crucial component for ensuring the reliable operation of a microprocessor. By monitoring power supply, software execution, and external override conditions, this chip provides an added layer of protection against potential failures. Thanks to its precision temperature-compensated reference and comparator circuit, the DS1232LP/LPS is able to accurately monitor the status of VCC and react swiftly to any out-of-tolerance conditions

DS1232LPS-2

主要特徵

  • Synchronous Pulse Width Modulation
  • Low Power Consumption Guarantee
  • Data Transmission Integrity Check
  • Real-Time Clock Accuracy Enhancement
  • Programmable Delay Time Controller
  • Clock Signal Skew Reduction Technique

應用

  • Industrial robots
  • Weather stations
  • Drone technology

規格

以下是所選零件的基本參數，涉及零件的特性及其所屬類別。

Product Category ! Supervisory Circuits RoHS N
Type Voltage Supervisory Package / Case SOIC-Narrow-8
Threshold Voltage 4.5 V to 5.5 V Number of Inputs Monitored 1 Input
Output Type Active High, Active Low, Open Drain Manual Reset Manual Reset
Watchdog Timers Watchdog Battery Backup Switching No Backup
Reset Delay Time 1 s Supply Voltage - Max 5.5 V
Minimum Operating Temperature 0 C Maximum Operating Temperature ! + 70 C
Series DS1232LPS Brand Analog Devices / Maxim Integrated
Chip Enable Signals No Chip Enable Height 1.5 mm (Max)
Length 5 mm (Max) Operating Supply Current 200 uA
Operating Supply Voltage ! 5 V Overvoltage Threshold ! 4.74 V
Power Fail Detection Yes Product Type ! Supervisory Circuits
Factory Pack Quantity 100 Subcategory PMIC - Power Management ICs
Supply Voltage - Min 4.5 V Undervoltage Threshold ! 4.5 V
Width 4 mm (Max) Part # Aliases DS1232LPS 90-1232L-S08
Unit Weight 0.006596 oz

Specification Comparison

DS1232LPS-2 vs DS1232LPS+ vs DS1232LPSN-2

數據表 PDF

數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。

初步規格 DS1232LPS-2 PDF 下載

常見問題解答

What is DS1232LPS-2?

The DS1232LPS-2 is a precision voltage monitor and supervisor designed by Maxim Integrated. It is commonly used to monitor the power supply voltage and provide reset signals to microcontrollers, digital signal processors, and other digital systems to ensure proper startup and operation.

How Does DS1232LPS-2 Work?

The DS1232LPS-2 works by continuously monitoring the power supply voltage and generating a reset signal when the voltage falls below a predefined threshold. This reset signal helps to ensure that the connected digital systems start up in a controlled manner and operate reliably, especially after power disruptions or fluctuations.

How Many Pins does DS1232LPS-2 have and What are the Functions of the Pinout Configuration?

The DS1232LPS-2 is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:

  • VCC: Power supply input pin.
  • GND: Ground pin.
  • RESET: Reset output pin, which is pulled low when the power supply voltage falls below the threshold.
  • MR: Manual reset input pin for external reset control.
  • TOUT: Watchdog output pin for monitoring system activity.

What are the Pros and Cons of DS1232LPS-2?

Pros:

  • Reliable Power Monitoring: Provides stable and reliable power supply monitoring and reset generation for digital systems.
  • Integrated Functions: Combines voltage monitoring, reset generation, and watchdog timer functions in a single device.
  • Simple Integration: Offers a straightforward interface for easy integration into various digital systems.
  • Low Power Consumption: Operates with low power consumption, suitable for battery-powered devices.
  • Wide Operating Voltage Range: Supports a wide voltage range for flexibility in different applications.

Cons:

  • Compatibility: Requires careful consideration of timing and voltage levels for compatibility with target systems.
  • External Pull-up Resistor: The RESET pin may require an external pull-up resistor for proper operation in some configurations.
  • Application Specific: May not be suitable for applications that do not require voltage monitoring or reset functionality.

Are There Any Equivalents/Alternatives to DS1232LPS-2 for Recommendation?

  • The MAX1232 from Maxim Integrated is a similar voltage monitor and reset supervisor with comparable features.
  • Alternatives to the DS1232LPS-2 include the TPS3619 from Texas Instruments and the ADM6711 from Analog Devices.

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