- 整合容易
- 直接以℃为单位输出数据
- 客制化的PWM输出讯号
- 高精准度的非接触式温度量测
- 家用电器设备的温度控制
Absolute Maximum Ratings
| Parameter | Symbol | Min | Typ | Max | Unit | Remarks / Conditions |
| Storage temperature | TStorage | -40 | 100 | ℃ | ||
| Operation temperature | TOperation | -20 | 85 | ℃ | ||
| Power supply | VMax | 6.5 | V | |||
| I/O pin | VSCL VSDA |
-0.3 | 6.5 | V | ||
| ESD (Human Body Mode) | ESDH | 2 | kV | |||
| ESD (Machine Mode) | ESDM | 200 | V |
Electrical and Mechanical Characteristic
| Parameter | Symbol | Min | Typ | Max | Unit | Remarks / Conditions |
| Operating Conditions | ||||||
| Operating voltage | VD | 3.2 | 3.3 | 3.4 | V | |
| Supply current (operation) | ID | - | 2.0 | - | mA | VDD = 3.3 V |
| Supply current (sleep) | ISleep | - | 0.7 | - | μA | VDD = 3.3 V |
| Wake up time | TWake | 1 | Sec. | |||
| Data Communication | ||||||
| Electrical interface | I2C | |||||
| Interface speed | 100 | KHz | ||||
| Data refresh rate | 2 | Hz | ||||
| Slave address | 10 | hex | 7 bits addressing | |||
Thermometer Sensing Characteristics
| Parameter | Symbol | Min | Typ | Max | Unit | Remarks / Conditions |
| T420 | ||||||
| Ambient temperature range | TAmb | -20 | 85 | ℃ | ||
| Object temperature range | TObj | -20 | 420 | ℃ | ||
| Resolution of TAmb reading | TRes_amb | - | 0.01 | - | ℃ | TAmb = 25℃ |
| Resolution of TObj reading | TRes_obj | - | 0.01 | - | ℃ | TAmb = 25℃ |
| Accuracy of TObj reading *1 | TAcc | -- | ±2.0 | ±2% * Tobj | ℃ | Please see performance graph below. |