STM802BD

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STM802BD

+BOM

IC CONTROLLER 8SO

365 1일 품질 보증

7*24 영업 시간 서비스 보증

90-판매 후 1일 보증

정품 보증

사양

속성 가치
Package Tube
ProductStatus Obsolete
Type Controller
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

개요

Description

The STM802BD is a supervisory circuit designed to monitor microprocessor operations, ensuring reliable performance in electronic systems. It primarily functions to monitor supply voltage levels and provide a reset signal when the voltage drops below a predefined threshold, preventing erratic behavior and data corruption. This device is integral in applications requiring stability and precision, such as embedded systems and consumer electronics.
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

The STM802BD is a microprocessor supervisory circuit by STMicroelectronics. Equivalent products that you might consider include:
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

The STM802BD is a microprocessor supervisory circuit designed to monitor power supply levels in digital systems. Key features include:
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 STM802BD is a low-power microprocessor supervisory circuit. It typically comes in an 8-pin configuration, commonly in a small outline integrated circuit (SOIC) package. The primary function of the STM802BD is to monitor the voltage level of a microprocessor's power supply and issue a reset signal when the voltage falls below a specified threshold. This helps to ensure reliable microprocessor operation by preventing erratic behavior during power-up, power-down, or brownout conditions.
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

The STM802BD is manufactured by STMicroelectronics. STMicroelectronics is a multinational electronics and semiconductor manufacturer. It is one of the world's leading suppliers of semiconductor solutions, offering a wide range of products including microcontrollers, sensors, analog and power devices, as well as digital integrated circuits. The company serves various industries such as automotive, industrial, personal electronics, and communications equipment. STMicroelectronics is known for its focus on innovation and sustainability, and it operates globally with headquarters located in Geneva, Switzerland.

Application

The STM802BD is a microprocessor supervisory circuit designed for various applications where monitoring and resetting microprocessors or microcontrollers is crucial. Key application areas include:
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.

Package

The STM802BD is an integrated circuit commonly used for power management applications, and it typically comes in an 8-lead SOIC (Small Outline Integrated Circuit) package type. This package is designed to offer a compact solution suitable for various applications, providing ease of mounting on printed circuit boards.

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