Overview
The ADS1114IDGST is a precision, low-power, 16-bit analog-to-digital converter (ADC) produced by Texas Instruments. It is part of the ADS111x family, which includes the ADS1113 and ADS1115. This device is designed for power- and space-constrained sensor measurement applications. The ADS1114IDGST is available in ultra-small packages such as X2QFN, SOT, and VSSOP-10, making it ideal for compact designs. It features a wide operating supply range of 2.0V to 5.5V and low current consumption of 150µA in continuous-conversion mode.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 16 bits | |
| Maximum Sample Rate | 860 SPS | |
| Input Channels | 1 (single-ended or differential) | |
| Programmable Gain Amplifier (PGA) | Yes | |
| Interface | I2C | |
| Special Features | Comparator, Internal low-drift voltage reference, Internal oscillator | |
| Supply Voltage Range | 2.0V to 5.5V | V |
| Current Consumption | 150µA (continuous-conversion mode) | µA |
| Operating Temperature Range | –40°C to +125°C | °C |
| Package Type | VSSOP-10 | |
| Number of Pins | 10 |
Key Features
- Ultra-small packages: X2QFN (2mm × 1.5mm × 0.4mm), SOT (2.9mm × 2.8mm × 0.6mm), and VSSOP-10
- Wide supply range: 2.0V to 5.5V
- Low current consumption: 150µA in continuous-conversion mode
- Programmable data rate: 8SPS to 860SPS
- Single-cycle settling
- Internal low-drift voltage reference and internal oscillator
- I2C interface with four pin-selectable addresses
- Programmable gain amplifier (PGA) with input ranges from ±256mV to ±6.144V
- Digital comparator for undervoltage and overvoltage detection
Applications
- Portable instrumentation
- Battery voltage and current monitoring
- Temperature measurement systems
- Consumer electronics
- Factory automation and process control
Q & A
- What is the resolution of the ADS1114IDGST?
The ADS1114IDGST has a resolution of 16 bits.
- What is the maximum sample rate of the ADS1114IDGST?
The maximum sample rate is 860 samples per second (SPS).
- What types of input channels does the ADS1114IDGST support?
The ADS1114IDGST supports one single-ended or differential input channel.
- Does the ADS1114IDGST have a programmable gain amplifier (PGA)?
Yes, the ADS1114IDGST includes a programmable gain amplifier (PGA).
- What interface does the ADS1114IDGST use?
The ADS1114IDGST uses an I2C interface.
- What special features does the ADS1114IDGST have?
The ADS1114IDGST features a digital comparator, an internal low-drift voltage reference, and an internal oscillator.
- What is the operating temperature range of the ADS1114IDGST?
The operating temperature range is –40°C to +125°C.
- What is the current consumption of the ADS1114IDGST in continuous-conversion mode?
The current consumption is 150µA in continuous-conversion mode.
- What are some common applications of the ADS1114IDGST?
Common applications include portable instrumentation, battery voltage and current monitoring, temperature measurement systems, consumer electronics, and factory automation and process control.
- What package types are available for the ADS1114IDGST?
The ADS1114IDGST is available in X2QFN, SOT, and VSSOP-10 packages.
