Overview
The ADS7924IRTET is a highly integrated, low-power, 12-bit, 4-channel analog-to-digital converter (ADC) from Texas Instruments. This precision ADC is designed to operate with a single power supply ranging from 2.7V to 5.5V, making it versatile for various applications where power efficiency and accuracy are crucial. The ADS7924IRTET is particularly suited for applications requiring multiple-channel ADCs with low power consumption, such as battery-powered devices, portable medical instruments, consumer electronics, and industrial monitoring systems.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Number of Channels | 4 |
| Analog Supply Voltage | 2.2 V to 5.5 V |
| Digital Supply Voltage | 1.65 V to 5.5 V |
| Conversion Time | 10 µs |
| Operating Temperature Range | -40°C to 85°C |
| Package Type | WQFN (3x3 mm), 16 pins |
| Interface | I2C |
| Power Consumption (Typical) | 25 µW (every 1 ms), 5 µW (every 10 ms), < 1 µA in power-down mode |
Key Features
- Low-power ADC core with support for low-supply operation
- Flexible measurement sequencer that minimizes power consumption between conversions
- Auto-sequencing of 4-channel multiplexer
- Individual alarm thresholds for each channel with programmable interrupt pin
- Programmable scan rate and auto power-down control
- PWRCON pin allows shutdown of external operational amplifiers
- Onboard programmable digital threshold comparators and data buffering
- Small footprint: 3-mm × 3-mm WQFN package
- MicroPOWER™ monitoring capabilities
Applications
The ADS7924IRTET is widely used in various applications that require low power consumption and high accuracy, including:
- Battery-powered devices
- Portable medical instruments
- Consumer electronics
- Industrial monitoring systems
- Energy harvesting systems
Q & A
- What is the resolution of the ADS7924IRTET ADC?
The ADS7924IRTET has a resolution of 12 bits.
- How many channels does the ADS7924IRTET support?
The ADS7924IRTET supports 4 channels.
- What is the operating voltage range for the ADS7924IRTET?
The analog supply voltage range is from 2.2 V to 5.5 V, and the digital supply voltage range is from 1.65 V to 5.5 V.
- What is the typical conversion time of the ADS7924IRTET?
The conversion time is typically 10 µs.
- What interface does the ADS7924IRTET use?
The ADS7924IRTET uses an I2C interface.
- What is the power consumption of the ADS7924IRTET?
The power consumption is typically 25 µW (every 1 ms), 5 µW (every 10 ms), and less than 1 µA in power-down mode.
- What is the package type and size of the ADS7924IRTET?
The ADS7924IRTET is packaged in a 3-mm × 3-mm WQFN with 16 pins.
- What are some key features of the ADS7924IRTET?
Key features include low-power ADC core, auto-sequencing of 4-channel multiplexer, individual alarm thresholds, programmable scan rate, and microPOWER™ monitoring capabilities.
- In what types of applications is the ADS7924IRTET commonly used?
The ADS7924IRTET is commonly used in battery-powered devices, portable medical instruments, consumer electronics, industrial monitoring systems, and energy harvesting systems.
- What is the operating temperature range of the ADS7924IRTET?
The operating temperature range is from -40°C to 85°C.
