Overview
The STM6503SEAADG6F is a dual push-button Smart Reset IC manufactured by STMicroelectronics. This component is designed to provide a reliable and user-adjustable reset mechanism for various electronic devices, particularly in portable consumer electronics. It ensures system stability by preventing unwanted resets due to inadvertent short push-button closures.
Key Specifications
| Parameter | Description |
|---|---|
| Package | TDFN8 (2 mm x 2 mm x 0.75 mm) |
| Operating Voltage | 1.0 V to 5.5 V |
| Operating Temperature | –40 °C to +85 °C (industrial grade) |
| Smart Reset Inputs | Dual push-button inputs (SR0 and SR1) with adjustable setup delay |
| Reset Setup Delay (tSRC) | Programmable via three-state TSR input: 2 s, 6 s, or 10 s |
| Reset Output | Single RST output, active-low, open-drain |
| Power-on Reset | Yes |
| Supply Current | Low supply current |
| VCC Monitoring | Factory-programmable thresholds to monitor VCC in the range of 1.575 to 4.625 V typ. |
Key Features
- Dual push-button Smart Reset inputs (SR0 and SR1) with extended reset setup delay to prevent unwanted resets due to short push-button closures.
- Adjustable Smart Reset setup delay (tSRC) via a three-state TSR input pin: 2 s, 6 s, or 10 s.
- Power-on reset function.
- Single RST output, active-low, open-drain.
- Factory-programmable thresholds to monitor VCC in the range of 1.575 to 4.625 V typ.
- Low supply current.
- Operating temperature range: –40 °C to +85 °C (industrial grade).
- RoHS compliant.
Applications
- Mobile phones and smartphones.
- E-books.
- MP3 players.
- Games.
- Portable navigation devices.
- Any application requiring delayed reset push-button responses for improved system stability.
Q & A
- What is the primary function of the STM6503SEAADG6F?
The primary function is to provide a dual push-button Smart Reset mechanism with adjustable setup delays to prevent unwanted system resets.
- How is the reset setup delay (tSRC) adjusted in the STM6503SEAADG6F?
The reset setup delay is adjusted via a three-state TSR input pin, allowing for setup delays of 2 s, 6 s, or 10 s.
- What is the operating voltage range of the STM6503SEAADG6F?
The operating voltage range is from 1.0 V to 5.5 V.
- Does the STM6503SEAADG6F have a power-on reset function?
Yes, it includes a power-on reset function.
- What is the package type and dimensions of the STM6503SEAADG6F?
The package type is TDFN8, with dimensions of 2 mm x 2 mm x 0.75 mm.
- What are the typical applications of the STM6503SEAADG6F?
Typical applications include mobile phones, smartphones, e-books, MP3 players, games, and portable navigation devices.
- Is the STM6503SEAADG6F RoHS compliant?
Yes, it is RoHS compliant.
- How does the STM6503SEAADG6F monitor the supply voltage?
The device monitors the supply voltage (VCC) with factory-programmable thresholds in the range of 1.575 to 4.625 V typ.
- What is the operating temperature range of the STM6503SEAADG6F?
The operating temperature range is –40 °C to +85 °C (industrial grade).
- Does the STM6503SEAADG6F have a low battery detect feature?
No, this feature is not available in the STM6503SEAADG6F; it is specific to the STM6505 model.
