STM6321RWY6F

Product Overview

Category

STM6321RWY6F belongs to the category of voltage supervisors.

Use

It is primarily used for monitoring and controlling the voltage levels in electronic circuits.

Characteristics

• Voltage monitoring: STM6321RWY6F can monitor the voltage levels and provide a reset signal when the voltage falls below or exceeds a certain threshold.
• Low power consumption: It operates with low power consumption, making it suitable for battery-powered devices.
• Wide operating voltage range: The device can operate within a wide voltage range, allowing flexibility in various applications.
• Small package size: STM6321RWY6F comes in a compact package, making it suitable for space-constrained designs.
• High accuracy: It provides accurate voltage monitoring, ensuring reliable operation of the circuit.

Package and Quantity

The STM6321RWY6F is available in a small SOT-23-6 package. It is typically sold in reels containing a quantity of 3000 units.

Specifications

• Supply voltage range: 1.8V to 5.5V
• Reset threshold voltage options: 2.63V, 2.93V, 3.08V, 4.38V, 4.63V
• Reset timeout delay options: 100ms, 200ms, 400ms, 600ms
• Operating temperature range: -40°C to +85°C

Pin Configuration

The STM6321RWY6F has six pins arranged as follows:

```

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| | --| VDD | --| GND | --| RESET | --| MR | --| N/C | |_______| ```

• VDD: Power supply input pin
• GND: Ground pin
• RESET: Output pin for the reset signal
• MR: Manual reset input pin
• N/C: No connection (unused pin)

Functional Features

1. Voltage Monitoring: STM6321RWY6F continuously monitors the supply voltage.
2. Reset Signal Generation: When the voltage falls below or exceeds the set threshold, the device generates a reset signal.
3. Manual Reset: The MR pin allows for manual reset control.
4. Power-On Reset: The device generates a reset signal upon power-up to ensure proper initialization of the circuit.
5. Reset Timeout: The reset signal remains active for a specific duration after the voltage returns within the acceptable range.

Advantages and Disadvantages

Advantages

• Accurate voltage monitoring ensures reliable operation of electronic circuits.
• Low power consumption makes it suitable for battery-powered devices.
• Wide operating voltage range provides flexibility in various applications.
• Small package size enables space-constrained designs.

Disadvantages

• Limited options for reset threshold voltage and timeout delay may not meet the requirements of all applications.
• Lack of additional features such as adjustable hysteresis or watchdog functionality.

Working Principles

The STM6321RWY6F operates by comparing the supply voltage with the preset threshold voltage. If the voltage falls below or exceeds the threshold, the device generates a reset signal. This signal can be used to reset microcontrollers, digital logic circuits, or other components in the system. The reset signal remains active for a specific duration, allowing the system to stabilize before resuming normal operation.

Application Field Plans

The STM6321RWY6F is widely used in various applications, including: - Battery-powered devices - Embedded systems - Industrial automation - Consumer electronics - Automotive electronics

Alternative Models

Some alternative models that offer similar functionality to STM6321RWY6F include: - MAX6321: Manufactured by Maxim Integrated - TPS3808: Manufactured by Texas Instruments - ADM6315: Manufactured by Analog Devices

These alternative models provide voltage monitoring and reset functionality, but they may have different specifications, package sizes, or additional features. It is important to consider the specific requirements of the application when selecting an alternative model.

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