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DS1232LPS-2
Low-power monitoring chip for microcontrollersDS1232LPS-2
Low-power monitoring chip for microcontrollers
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Manufacturer Part # : DS1232LPS-2
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Package/Case: SOIC-8
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Brand: Analog Devices
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Product Categories : Supervisors
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Service & Packaging
Service & Packaging
About After Sales Service
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Initiate the application within 90 days from the shipment date.
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DS1232LPS-2 DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
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
Key Features
- 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
Application
- Industrial robots
- Weather stations
- Drone technology
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| 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
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
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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