TMP1820
TMP1820 is Accurate Digital Temperature Sensor manufactured by Texas Instruments.
Features
- Multi-drop shared bus for data munication features
- 1-Wire interface
- Standard and overdrive data rates modes (up to 90 kbps)
- Legacy and short addressing
- Cyclic redundancy check (CRC)
- Flexible power supply option: VDD (supply) powered or bus powered
- 1.7 V to 5.5 V (OVD mode or bus powered)
- 2.5 V to 5.5V (STD mode)
- High accuracy temperature sensor:
- ±0.1°C (typical) from
- 20°C to +85°C
- ±0.3°C (maximum) from
- 20°C to +85°C
- ±0.4°C (maximum) from
- 55°C to +125°C
- 12-bit temperature resolution: 62.5 m°C (1 LSB)
- Low power
- Active current: 85 µA (typical)
- Shutdown current: 1.6 µA (typical)
- Average current: 3.85 µA at 1Hz duty cycle
- Fast conversion time: 27 ms (maximum)
- Safety and pliance
- NIST traceable
- Factory programmed non erasable 64-bit identification number for device addressing
- IEC 61000-4-2 ESD: 8k V contact discharge
2 Applications
- Factory Automation and control
- Temperature Transmitter
- PLC, DCS & PAC
- Medical
- CPAP machine
- Electronic hospital bed & bed control
- Grid Infrastructure
- EV charging infrastructure
- Wired munication modules
- Appliances
- Refrigerator & freezer
- Air conditioner outdoor unit
- Merchant battery...
