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STM802BD
+BOMIC CONTROLLER 8SO
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ManufacturerSTMicroelectronics
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Mfr. Part #STM802BD
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Package 8-SOIC (0.154", 3.90mm Width)
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In Stock2193
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Specifications
| Attribute | Value |
| Package | Tube |
| ProductStatus | Obsolete |
| Type | Controller |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Overview
Description
Key features of the STM802BD include its low power consumption, which is crucial for battery-operated devices, and its precise voltage detection capabilities. It also offers a reset timeout period, ensuring that the microprocessor has adequate time to stabilize before resuming operations. Additionally, it includes a manual reset input, enabling external control over the reset process.
The STM802BD is typically available in compact packages, making it suitable for space-constrained designs. Its reliability and efficiency in voltage supervision make it a popular choice for designers aiming to enhance the robustness of their microprocessor-based applications.
Equivalent
1. MAX702 series by Maxim Integrated.
2. MCP130 series by Microchip Technology.
3. TL7705A by Texas Instruments.
4. DS1818 by Dallas Semiconductor (now part of Maxim Integrated).
These products offer similar functionalities such as voltage monitoring and reset generation for microprocessor systems. Always compare specific features and specifications to ensure compatibility with your application.
Features
1. Reset Output: It provides a reset signal to the microprocessor during power-up, power-down, and brownout conditions, ensuring proper initialization.
2. Voltage Monitoring: Capable of monitoring the supply voltage and asserting a reset when the voltage drops below a preset threshold.
3. Watchdog Timer: It has an onboard watchdog timer that resets the microprocessor if it fails to reset the timer within a specified time frame, preventing system lock-ups.
4. Manual Reset Input: Allows for a manual reset to be triggered by an external push-button or signal.
5. Low Supply Current: Designed for low power consumption, making it suitable for battery-operated applications.
6. Wide Operating Voltage Range: Operates over a broad range of supply voltages, enhancing versatility across different systems.
7. Package Options: Available in compact packages suitable for space-constrained applications.
These features enhance system reliability by ensuring that the microprocessor operates correctly under various power conditions and environmental disturbances.
Pinout
The pins generally include:
1. VCC: Power supply input.
2. GND: Ground.
3. /RESET: Active low reset output.
4. MR (Manual Reset Input): Allows external triggering of the reset.
5. WDI (Watchdog Input): Monitors microprocessor activity to provide a reset if the microprocessor does not respond in time.
6. VOUT: Provides a voltage output for specific configurations.
7. VREF: Reference output voltage.
8. NC: No connection, or other specific functions based on variations.
Always refer to the specific datasheet for precise pin configurations and functional details.
Manufacturer
Application
1. Embedded Systems: Ensures reliable operation by monitoring voltage levels and providing reset functions.
2. Consumer Electronics: Maintains stable performance in devices like TVs, set-top boxes, and home appliances.
3. Industrial Control Systems: Offers protection and stability in PLCs and other control units.
4. Automotive Electronics: Supports ECUs and other critical automotive systems.
5. Networking Equipment: Enhances reliability in routers, switches, and modems.
Overall, the STM802BD is used in any application where system reliability and integrity are critical.