Overview
The STTS751-0DP3F is a digital temperature sensor manufactured by STMicroelectronics. This sensor operates over a 2-wire SMBus 2.0 compatible bus, supporting transfer rates up to 400 kHz. It is designed for low-voltage applications, operating within a voltage range of 2.25 V to 3.6 V and a temperature range of -40°C to +125°C. The sensor offers user-configurable resolution between 9 and 12 bits, providing high accuracy and flexibility in temperature measurement.
Key Specifications
| Parameter | Value |
|---|---|
| Operating Temperature Min | -40.0°C |
| Operating Temperature Max | 125.0°C |
| Operating Voltage Min | 2.25 V |
| Operating Voltage Max | 3.6 V |
| Resolution | 9-bit to 12-bit |
| Conversion Rates | Up to 32 conversions/sec (default: 1 conversion/sec) |
| Supply Current | 50 μA (typ) for 8 conversions/sec, 20 μA (typ) for 1 conversion/sec, 3 μA (typ) standby |
| Accuracy | ±0.5 °C (typ) from 0 °C to +85 °C and -40 °C to +125 °C |
| Package | UDFN-6 (2x2x0.5 mm) |
| RoHS Compliance | Ecopack2 |
Key Features
- User-configurable resolution between 9 and 12 bits, with step sizes ranging from 0.5 °C to 0.0625 °C.
- Programmable conversion rates up to 32 conversions/sec, with a default rate of 1 conversion/sec.
- Low supply current: 50 μA (typ) for 8 conversions/sec, 20 μA (typ) for 1 conversion/sec, and 3 μA (typ) in standby mode.
- High accuracy: ±0.5 °C (typ) from 0 °C to +85 °C and -40 °C to +125 °C.
- Supports SMBus 2.0 compatible bus with a serial clock up to 400 kHz and SMBus ALERT (ARA) support.
- One-shot mode for power saving and fast conversion time of 21 ms (typ) for 10-bit resolution.
- Pull-up resistor value allows single pin to select one of four slave addresses.
Applications
- Solid state drives
- Portable electronics
- Notebook computers
- Smart batteries
- Servers
- Telecom equipment
Q & A
- What is the operating voltage range of the STTS751-0DP3F? The operating voltage range is from 2.25 V to 3.6 V.
- What is the temperature measurement range of the STTS751-0DP3F? The temperature measurement range is from -40°C to +125°C.
- What are the configurable resolutions of the STTS751-0DP3F? The resolutions are configurable between 9 and 12 bits.
- What is the default conversion rate of the STTS751-0DP3F? The default conversion rate is 1 conversion/sec.
- How does the STTS751-0DP3F communicate? It communicates over a 2-wire SMBus 2.0 compatible bus.
- What is the typical supply current for the STTS751-0DP3F during standby mode? The typical supply current during standby mode is 3 μA.
- What is the accuracy of the STTS751-0DP3F? The accuracy is ±0.5 °C (typ) from 0 °C to +85 °C and -40 °C to +125 °C.
- Is the STTS751-0DP3F RoHS compliant? Yes, it is RoHS compliant with Ecopack2.
- What package type does the STTS751-0DP3F come in? It comes in a UDFN-6 (2x2x0.5 mm) package.
- What are some common applications of the STTS751-0DP3F? Common applications include solid state drives, portable electronics, notebook computers, smart batteries, servers, and telecom equipment.
