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DS1233-5+
Processor Supervisor 4.625V 1 Active Low/Open Drain 3-Pin TO-92 Bag
DS1233-5+
Processor Supervisor 4.625V 1 Active Low/Open Drain 3-Pin TO-92 Bag
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Manufacturer Part # : DS1233-5+
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Package/Case: TO92-3
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Brand: Analog Devices
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Product Categories : Supervisors
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DS1233-5+ 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
DS1233-5+ from Maxim Integrated is a dependable voltage supervisor IC that plays a crucial role in safeguarding electronic systems operating at a 5V supply voltage. By constantly monitoring the power supply voltage and initiating a reset signal when necessary, it prevents the system from operating in an unstable or unreliable state. Moreover, its watchdog timer function ensures the continuous operation and proper functioning of essential components within the system, guaranteeing reliable performance and peace of mind for system designers and users alike
Key Features
- Open drain output provides flexible system reset control options
- Silicon-based supervisory circuit ensures high reliability in systems
- Manual reset input enables secure system shutdowns
- Able to detect and reset microprocessor hangs with watchdog timer
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 | Details |
| Type | Voltage Supervisory | Mounting Style | Through Hole |
| Package / Case | TO-92-3 | Threshold Voltage | 4.625 V |
| Number of Inputs Monitored | 1 Input | Output Type | Active Low, Open Drain, Push-Pull |
| Manual Reset | No Manual Reset | Watchdog Timers | No Watchdog |
| Battery Backup Switching | No Backup | Reset Delay Time | 350 ms |
| Supply Voltage - Max | 5.5 V | Minimum Operating Temperature | - 40 C |
| Maximum Operating Temperature ! | + 85 C | Accuracy | 5 % |
| Series | DS1233 | Brand | Analog Devices / Maxim Integrated |
| Chip Enable Signals | No Chip Enable | Height | 4.95 mm (Max) |
| Length | 4.95 mm (Max) | Operating Supply Current | 50 uA |
| Operating Supply Voltage ! | 5 V | Overvoltage Threshold ! | 4.75 V |
| Power Fail Detection | Yes | Product Type ! | Supervisory Circuits |
| Factory Pack Quantity | 2000 | Subcategory | PMIC - Power Management ICs |
| Supply Voltage - Min | 1.2 V | Undervoltage Threshold ! | 4.5 V |
| Width | 3.94 mm (Max) | Part # Aliases | DS1233 90-12330+005 |
| Unit Weight | 0.016000 oz |
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 DS1233-5+?
The DS1233-5+ is a precision watchdog timer IC (integrated circuit) manufactured by Maxim Integrated. It serves as a monitoring device for embedded systems, providing a means to reset the system in case of a malfunction or lock-up. The DS1233-5+ is commonly used in applications where reliable system operation is critical, such as industrial control systems, automotive electronics, and medical equipment.
How Does DS1233-5+ Work?
The DS1233-5+ works by monitoring the activity of the system it is integrated into. If the system fails to toggle the DS1233-5+ input at regular intervals, the watchdog timer will generate a reset pulse, ensuring that the system is brought back to a known state. This helps prevent the system from getting stuck in an error condition, improving overall reliability.
How Many Pins does DS1233-5+ have and What are the Functions of the Pinout Configuration?
The DS1233-5+ is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- VCC: Power supply pin.
- GND: Ground pin.
- ST: Watchdog timer input pin.
- OUT: Watchdog timer output pin.
- MRS: Master reset output pin.
What are the Pros and Cons of DS1233-5+?
Pros:
- Reliability: Enhances system reliability by monitoring and resetting the system in case of malfunctions.
- Low Power Consumption: Operates with low power, suitable for battery-powered and energy-efficient systems.
- Wide Operating Voltage Range: Compatible with a wide range of system power supply voltages.
- Compact Package: The 8-pin SOIC package is space-efficient, suitable for compact designs.
Cons:
- External Component Dependency: May require additional external components for certain system integration requirements.
- Complex Implementation: Proper configuration and handling of the reset signals are necessary for effective use.
Are There Any Equivalents/Alternatives to DS1233-5+ for Recommendation?
Alternatives to the DS1233-5+ include the MAX6369 from Maxim Integrated and the LTC6900 from Linear Technology (now part of Analog Devices). These devices offer similar watchdog timer functionality for system reliability.
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