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Name: STM802SM6F
Brand: STMicroelectronics
SKU: STM802SM6F
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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STMicroelectronics STM802SM6F

Part No.:: STM802SM6F

Manufacturer:: STMicroelectronics

Package:: 8-SOIC (0.154, 3.90mm Width)

Datasheet:: STM802SM6F.pdf

Description:: IC SUPERVISOR 1 CHANNEL 8SOIC

In Stock:: 4619

Quantity:: Add To Cart

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STM802SM6F Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
Type:
Simple Reset/Power-On Reset
NumberofVoltagesMonitored:
1
Voltage-Threshold:
2.925V
Output:
Push-Pull, Totem Pole
Reset:
Active Low
ResetTimeout:
140ms Minimum
OperatingTemperature:
-40°C ~ 85°C (TA)
MountingType:
Surface Mount

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STM802SM6F information

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STM802SM6F Typical application Circuitry

STM802SM6F

The STM802SM6F is a voltage supervisor IC (Integrated Circuit) developed by STMicroelectronics. This chip's function is to monitor a power supply's voltage level and, should the voltage drop below a predetermined threshold, to produce a reset signal. Let's examine its capabilities, a sample use case, and important factors to take into account when creating a circuit with the STM802SM6F.

Principles of the STM802SM6F:

1. Voltage Monitoring: The STM802SM6F is designed for voltage monitoring, ensuring that the supply voltage remains within a safe range.

2. Reset Output: It provides a reset signal to reset or initialize a microcontroller or other digital components when the voltage falls below the threshold.

3. Adjustable Threshold: The voltage threshold for triggering the reset signal is typically adjustable through external resistor divider networks.

4. Low Power Consumption: Because of its low power consumption design, the integrated circuit is appropriate for battery-powered applications.

5. Broad Voltage Spectrum: It can function across a broad spectrum of input voltage levels.

6. Reset Delay: The IC may offer an adjustable reset delay to ensure stability during power-up.

Example Application: Microcontroller Reset Circuit

Let's consider a common application scenario for the STM802SM6F: designing a circuit to reset a microcontroller when the supply voltage drops below a specified level.

Circuit Connection:

1. STM802SM6F Pin 1 (VDD): Connect this pin to the supply voltage (VDD) you want to monitor.

2. STM802SM6F Pin 2 (GND): Connect this pin to the ground reference (GND) of your circuit.

3. STM802SM6F Pin 3 (MR): Connect this pin to the microcontroller's reset input (RST) or other components that need to be reset.

4. STM802SM6F Pin 4 (VT): Connect this pin to an external resistor divider network for adjusting the reset voltage threshold.

Design Considerations:

1. Reset Threshold: Calculate and set the appropriate resistor values in the external divider network to determine the reset threshold voltage.

2. Voltage Range: Ensure that the STM802SM6F's operating voltage range matches the supply voltage levels in your application.

3. Reset Delay: Adjust the reset delay, if needed, to allow the supply voltage to stabilize during power-up.

4. Connection Integrity: Ensure secure and noise-free connections between the STM802SM6F and the microcontroller and other components.

5. Microcontroller Compatibility: Verify that the reset signal generated by the STM802SM6F is compatible with the microcontroller's reset input.

6. Power Supply Stability: Consider power supply stability to prevent false reset signals due to voltage fluctuations or noise.

7. Reset Polarity: Determine whether the microcontroller requires a high or low signal to trigger a reset and configure the STM802SM6F accordingly.

8. Low-Power Mode: Ensure that the STM802SM6F operates efficiently in low-power modes to minimize power consumption.

In summary, the STM802SM6F is a voltage supervisor IC commonly used for monitoring and generating reset signals in various applications, including microcontroller systems. When designing a circuit using this IC, it is essential to address the reset threshold, voltage range, reset delay, connection integrity, microcontroller compatibility, power supply stability, reset polarity, and low-power mode to ensure proper functionality and reliability in voltage monitoring and reset operations.

STM802SM6F FAQ

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6. What is the process for return or replacement of STM802SM6F?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the STM802SM6F we delivered, we will accept the replacement or return of the STM802SM6F only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of STM802SM6F.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations