Overview
The ADS1018IRUGT, produced by Texas Instruments, is a precision, low-power, 12-bit, noise-free analog-to-digital converter (ADC). This device is designed to measure the most common sensor signals in power- and space-constrained applications. It is available in an ultrasmall, leadless X2QFN-10 or VSSOP-10 package, making it ideal for compact and energy-efficient designs. The ADS1018 integrates a programmable gain amplifier (PGA), an internal voltage reference, an oscillator, and a high-accuracy temperature sensor, reducing the need for external circuitry and enhancing performance.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 12-bit | |
| Supply Voltage Range | 2 V to 5.5 V | V |
| Current Consumption (Continuous Mode) | 150 μA | μA |
| Current Consumption (Single-Shot Mode) | Automatic Power-Down | |
| Data Rate | 128 SPS to 3300 SPS | SPS |
| Input Range (PGA) | ±256 mV to ±6.144 V | V |
| Temperature Sensor Accuracy | ±2°C (max) Error | °C |
| Operating Temperature Range | –40°C to +125°C | °C |
| Package Type | X2QFN-10 or VSSOP-10 | |
| Package Size (X2QFN) | 2 mm × 1.5 mm × 0.4 mm | mm |
Key Features
- Ultrasmall X2QFN package (2 mm × 1.5 mm × 0.4 mm)
- 12-bit noise-free resolution
- Wide supply range: 2 V to 5.5 V
- Low current consumption: 150 μA in continuous mode and automatic power-down in single-shot mode
- Programmable data rate: 128 SPS to 3300 SPS
- Single-cycle settling
- Internal low-drift voltage reference
- Internal temperature sensor with ±2°C (max) error
- Internal oscillator
- Internal PGA with input ranges from ±256 mV to ±6.144 V
- Four single-ended or two differential inputs
- Serial peripheral interface (SPI™) for data transfer
Applications
- Temperature measurement: thermocouple measurement, cold-junction compensation, thermistor measurement
- Portable instrumentation
- Factory automation and process controls
Q & A
- What is the resolution of the ADS1018IRUGT ADC?
The ADS1018IRUGT has a 12-bit resolution.
- What is the supply voltage range for the ADS1018IRUGT?
The supply voltage range is from 2 V to 5.5 V.
- How much current does the ADS1018IRUGT consume in continuous mode?
The current consumption in continuous mode is 150 μA.
- What is the data rate range of the ADS1018IRUGT?
The data rate range is from 128 SPS to 3300 SPS.
- What types of inputs can the ADS1018IRUGT measure?
The device can measure four single-ended or two differential inputs.
- Does the ADS1018IRUGT have an internal temperature sensor?
Yes, it has an internal temperature sensor with ±2°C (max) error.
- What is the operating temperature range of the ADS1018IRUGT?
The operating temperature range is from –40°C to +125°C.
- How does the ADS1018IRUGT reduce power consumption?
The device reduces power consumption through automatic power-down in single-shot mode.
- What interface does the ADS1018IRUGT use for data transfer?
The device uses a serial peripheral interface (SPI™) for data transfer.
- What are some common applications of the ADS1018IRUGT?
Common applications include temperature measurement, portable instrumentation, and factory automation and process controls.
- What package types are available for the ADS1018IRUGT?
The device is available in X2QFN-10 and VSSOP-10 packages.
