Overview
The STTS75M2F is a high-precision CMOS (digital) temperature sensor IC developed by STMicroelectronics. It features a delta-sigma analog-to-digital (ADC) converter and an I2C-compatible serial digital interface. This device is designed for various general applications, including personal computers, system thermal management, electronics equipment, and industrial controllers. The STTS75M2F is packaged in an industry-standard SO-8 package and is known for its high accuracy and low power consumption.
Key Specifications
| Parameter | Value |
|---|---|
| Operating Temperature Min (°C) | -55.0 |
| Operating Temperature Max (°C) | 125.0 |
| Operating Voltage Min (V) | 2.7 |
| Operating Voltage Max (V) | 5.5 |
| ECCN US | EAR99 |
| ECCN EU | NEC |
| Packing Type | Tape And Reel |
| RoHS Compliance | Ecopack1 |
| Grade | Industrial |
| Package Name | SO-8 |
Key Features
- Measures temperatures from –55 °C to +125 °C (–67 °F to +257 °F)
- High accuracy: ±0.5 °C (typ) and ±2 °C (max) from –25 °C to +100 °C
- Low operating current: 75 μA (typ) at 3.3 V
- No external components required for temperature measurement
- 2-wire I2C/SMBus-compatible serial interface
- Selectable serial bus address allows connection of up to eight devices on the same bus
- Thermometer resolution is user-configurable from 9 (default) to 12 bits (0.5 °C to 0.0625 °C)
- Programmable temperature threshold and hysteresis set points
- Wide power supply range: operating voltage range from 2.7 V to 5.5 V
- Power saving one-shot temperature measurement and shutdown mode to minimize power consumption
- Separate open drain output pin operates as an interrupt or comparator/thermostat output (dual purpose event pin)
Applications
The STTS75M2F is suitable for a variety of applications, including:
- Personal computers and system thermal management
- Electronics equipment and industrial controllers
- General industrial applications requiring precise temperature monitoring
Q & A
- What is the operating temperature range of the STTS75M2F?
The STTS75M2F operates over a temperature range of –55 °C to +125 °C (–67 °F to +257 °F).
- What is the accuracy of the STTS75M2F temperature sensor?
The STTS75M2F has an accuracy of ±0.5 °C (typ) and ±2 °C (max) from –25 °C to +100 °C.
- What is the typical operating current of the STTS75M2F?
The typical operating current is 75 μA at 3.3 V.
- Does the STTS75M2F require any external components for temperature measurement?
No, the STTS75M2F does not require any external components for temperature measurement.
- What type of serial interface does the STTS75M2F use?
The STTS75M2F uses a 2-wire I2C/SMBus-compatible serial interface.
- Can multiple STTS75M2F devices be connected on the same bus?
- What is the resolution of the thermometer in the STTS75M2F?
The thermometer resolution is user-configurable from 9 (default) to 12 bits, offering resolutions from 0.5 °C to 0.0625 °C.
- What is the power supply range of the STTS75M2F?
The STTS75M2F operates with a power supply range from 2.7 V to 5.5 V.
- Does the STTS75M2F have power-saving features?
- What is the purpose of the separate open drain output pin in the STTS75M2F?
The separate open drain output pin operates as an interrupt or comparator/thermostat output (dual purpose event pin).
