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DS1870 from DS,MAXIM - Dallas Semiconductor

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DS1870

Manufacturer: DS

LDMOS RF Power-Amplifier Bias Controller

Partnumber Manufacturer Quantity Availability
DS1870 DS 47 In Stock

Description and Introduction

LDMOS RF Power-Amplifier Bias Controller The DS1870 is a digital temperature sensor and memory device manufactured by Maxim Integrated. Here are its key specifications:

- **Temperature Range**: -55°C to +125°C  
- **Accuracy**: ±2°C (from -10°C to +85°C)  
- **Resolution**: 0.5°C  
- **Interface**: 2-wire (I²C-compatible) serial interface  
- **Supply Voltage**: 2.7V to 5.5V  
- **Memory**: 256 bytes of EEPROM (nonvolatile memory)  
- **Package Options**: 8-pin SO, µSOP, and TDFN  
- **Operating Current**: 500µA (typical)  
- **Standby Current**: 1µA (typical)  

The DS1870 is designed for applications requiring temperature monitoring and data storage, such as industrial systems and consumer electronics.

Partnumber Manufacturer Quantity Availability
DS1870 MAXIM 500 In Stock

Description and Introduction

LDMOS RF Power-Amplifier Bias Controller The DS1870 is a digital potentiometer manufactured by Maxim Integrated (now part of Analog Devices). Here are its key specifications:

1. **Type**: Digital Potentiometer (Digitally Controlled Variable Resistor)  
2. **Resolution**: 7-bit (128 steps)  
3. **Resistance Values**:  
   - 10 kΩ, 50 kΩ, and 100 kΩ versions available  
4. **Interface**: I²C-Compatible (2-Wire Serial Interface)  
5. **Supply Voltage**: 2.7V to 5.5V  
6. **Operating Temperature Range**: -40°C to +85°C  
7. **Non-Volatile Memory**: Retains settings during power-off  
8. **Package Options**: 8-pin SOIC, 8-pin µSOP  

For exact details, refer to the official datasheet from Maxim Integrated/Analog Devices.

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