Overview
The STM6524APARDL6F is a 6-pin Smart Reset™ device produced by STMicroelectronics. This component is designed to provide a reliable and versatile reset mechanism for various electronic systems. It ensures that inadvertent short reset push-button closures do not cause system resets by implementing an extended Smart Reset™ input delay time (tSRC) and combined push-button inputs. This feature allows the system to distinguish between software-generated interrupts and hard system resets, enhancing overall system reliability and stability.
Key Specifications
| Parameter | Description | Value | Unit |
|---|---|---|---|
| Operating Voltage (VCC) | Range of supply voltage | 1.65 to 5.5 | V |
| Supply Current (ICC) | Current consumption at VCC = 3.0 V | 1.1 to 2.5 | µA |
| Smart Reset™ Delay (tSRC) | Factory-programmable delay time | 7.5 | s |
| Reset Output (RST) | Type and logic level | Open drain, active low, with optional pull-up resistor | |
| Operating Temperature (TA) | Range of ambient operating temperature | -40 to +85 | °C |
| Package Type | Physical package of the device | UDFN6 | |
| Reset Timeout Delay (tREC) | Factory-programmed reset pulse duration | No fixed (push-button controlled) |
Key Features
- Operating Voltage Range: 1.65 V to 5.5 V, ensuring compatibility with a wide range of systems.
- Low Supply Current: Only 1.5 µA, making it energy-efficient.
- Integrated Test Mode: Allows for easy testing of the device without repeating the test mode triggering process.
- Dual Smart Reset™ Inputs: SR0 and SR1 inputs with fixed extended reset setup delay (tSRC) from 0.5 s to 10 s in 0.5 s steps.
- Reset Output Options: Active low or active high, push-pull or open drain with optional pull-up resistor.
- High Glitch Immunity: Ensures that the device is not reset by accidental or brief push-button closures.
- ECOPACK®2 Compliance: RoHS compliant and halogen-free, meeting environmental standards.
Applications
- Mobile Phones and Smartphones: Ideal for ensuring reliable reset functionality in mobile devices.
- PDAs and Handheld Devices: Suitable for use in personal digital assistants and other handheld electronic devices.
- Industrial Control Systems: Can be used in industrial settings where reliable reset mechanisms are crucial.
- Consumer Electronics: Applicable in various consumer electronic devices requiring robust reset functionality.
Q & A
- What is the operating voltage range of the STM6524APARDL6F?
The operating voltage range is from 1.65 V to 5.5 V.
- How much current does the STM6524APARDL6F consume?
The supply current is typically 1.5 µA.
- What is the purpose of the Smart Reset™ delay (tSRC)?
The Smart Reset™ delay ensures that inadvertent short push-button closures do not cause system resets.
- What are the options for the reset output (RST)?
The reset output can be active low or active high, and it can be configured as push-pull or open drain with an optional pull-up resistor.
- How does the integrated test mode work?
The integrated test mode allows for quick testing of the device without repeating the test mode triggering process by connecting a voltage higher than VCC to the SR0 input.
- What is the package type of the STM6524APARDL6F?
The device is packaged in a UDFN6 package.
- Is the STM6524APARDL6F environmentally compliant?
Yes, it is RoHS compliant and halogen-free, meeting ECOPACK®2 standards.
- What are some common applications of the STM6524APARDL6F?
It is commonly used in mobile phones, smartphones, PDAs, and other handheld devices, as well as in industrial control systems and consumer electronics.
- How does the device handle temperature variations?
The device operates over an ambient temperature range of -40 °C to +85 °C.
- What is the reset timeout delay (tREC) for the STM6524APARDL6F?
The reset timeout delay is push-button controlled, meaning there is no fixed or minimum pulse width guaranteed.
