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GXTS40
1 Key Specifications
- Temperature Accuracy: ±0.2 °C
- Supply Voltage: 1.6 V ~ 5.5 V
- Average Current Consumption: 0.4 µA (1 conversion per second)
- Standby Current: 0.1 µA
- Resolution: 0.01 °C
- Operating Temperature Range: -40 °C ~ +125 °C
- Communication Interface: I²C, up to 1 MHz
- NIST Traceable
- Compliant with JEDEC JESD47
Package Information
| Part Number | Package | Nominal Package Dimension |
|---|---|---|
| GXTS40D-AD | DFN4 | 1.5 mm × 1.5 mm |
| GXTS40D-BD | DFN4 | 1.5 mm × 1.5 mm |
2 Applications
- Industrial Control
- Smart Home
- Consumer Electronics
- Medical Devices
3 Product Overview
GXTS40 is a fully digital temperature sensor developed by Galaxy-CAS. It features configurable I²C addresses with multiple preset options and supports ultra-low power configurations.
The GXTS40 comes in a 4-pin DFN4 package, which is cost-optimized and compatible with standard SMT assembly processes.
GXTS40 Series Functional Block Diagram

Product Parameters
| Communication method | I2C/SMBus | Working temperature range | -40℃~+125℃ |
|---|---|---|---|
| Highest accuracy | ±0.2℃ | Resolution | 0.01℃ |
| Working Voltage | 1.6V-5.5V | Convert time | 1.3ms |
| Number of addresses | 2 | Standby Power Consumption | 0.1μA |
| Package form | DFN4 |
