Overview
The ADS1110A1IDBVRG4, produced by Texas Instruments, is a precision 16-bit analog-to-digital converter (ADC) designed for applications requiring high-resolution measurements with minimal space and power consumption. This device is part of the ADS1110 family and is packaged in a small SOT23-6 package. It features a fully differential, self-calibrating delta-sigma ADC core with an onboard 2.048V reference, a programmable gain amplifier (PGA), and an onboard clock oscillator. The ADS1110A1IDBVRG4 operates via an I2C-compatible serial interface and supports a wide range of power supply voltages from 2.7V to 5.5V.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Resolution | 12 | 14 | 16 | Bits |
| Data Rate | 15 | 30, 60, 240 | - | SPS |
| Input Range | - | ±2.048V (differential) | - | V |
| PGA Gain | 1 | 2, 4, 8 | - | - |
| Power Supply | 2.7 | - | 5.5 | V |
| Current Consumption | - | 240µA | - | µA |
| Operating Temperature | -40 | - | 85 | °C |
| I2C Interface Speed | - | Up to 3.4MHz (High-speed mode) | - | MHz |
Key Features
- Onboard Reference: 2.048V with accuracy of ±0.05% and drift of 5ppm/°C.
- Programmable Gain Amplifier (PGA): Offers gains of up to 8.
- Onboard Oscillator: Drives the operation of the modulator and digital filter.
- Continuous Self-Calibration: Compensates for gain and offset errors without user intervention.
- I2C Interface: Supports up to eight different addresses and operates in Standard, Fast, and High-speed modes.
- Low Power Consumption: Automatically powers down after a conversion in single-conversion mode to reduce current consumption.
- No Missing Codes: Ensures all possible output codes are available.
- Small Package: SOT23-6 package for space-constrained applications.
Applications
- Portable Instrumentation: Ideal for handheld devices requiring precise measurements.
- Industrial Process Control: Suitable for monitoring and controlling industrial processes.
- Smart Transmitters: Used in smart sensors and transmitters for industrial automation.
- Consumer Goods: Applied in various consumer electronics requiring high-resolution ADCs.
- Factory Automation: Utilized in automated systems within manufacturing environments.
- Temperature Measurement: Employed in temperature sensing applications due to its high accuracy.
Q & A
- What is the resolution of the ADS1110A1IDBVRG4?
The ADS1110A1IDBVRG4 has a resolution of up to 16 bits.
- What are the available data rates for the ADS1110A1IDBVRG4?
The data rates available are 15, 30, 60, and 240 samples per second (SPS).
- What is the input range of the ADS1110A1IDBVRG4?
The input range is ±2.048V differentially.
- Does the ADS1110A1IDBVRG4 have an onboard reference?
Yes, it has an onboard 2.048V reference with high accuracy and low drift.
- What is the power consumption of the ADS1110A1IDBVRG4?
The typical current consumption is 240µA.
- What interface does the ADS1110A1IDBVRG4 use for communication?
The device uses an I2C-compatible serial interface.
- Can the ADS1110A1IDBVRG4 operate in different modes?
Yes, it can operate in continuous conversion mode or single conversion mode.
- How does the self-calibration feature work?
The self-calibration system operates continuously and compensates for gain and offset errors without user intervention.
- What are the typical applications of the ADS1110A1IDBVRG4?
Typical applications include portable instrumentation, industrial process control, smart transmitters, consumer goods, factory automation, and temperature measurement.
- What is the operating temperature range of the ADS1110A1IDBVRG4?
The operating temperature range is from -40°C to +85°C.
