Overview
The ADS7828EB/2K5 is a single-supply, low-power, 12-bit data acquisition device manufactured by Texas Instruments. This analog-to-digital converter (ADC) features a serial I2C interface and an 8-channel multiplexer, making it ideal for various applications requiring precise and efficient data conversion. The device includes a sample-and-hold amplifier and an internal, asynchronous clock, and it operates within a voltage range of 2.7V to 5V. The ADS7828EB/2K5 is available in a TSSOP-16 package, enhancing its suitability for space-constrained and power-sensitive designs.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 12-bit | |
| Sampling Rate | 50 kHz | |
| Number of Channels | 8 | |
| Supply Voltage | 2.7V to 5V | V |
| Internal Reference Voltage | 2.5V | V |
| I2C Interface Modes | Standard, Fast, High-Speed | |
| Package Type | TSSOP-16 | |
| Quiescent Current (Standard Mode) | 60 µA | µA |
| Power Dissipation (Standard Mode) | 180 µW | µW |
| Operating Temperature Range | -40°C to +85°C | °C |
Key Features
- 8-channel multiplexer for flexible input selection
- 50 kHz sampling rate for high-speed data acquisition
- No missing codes, ensuring accurate conversion
- Internal 2.5V reference voltage for stable measurements
- I2C interface supporting Standard, Fast, and High-Speed modes
- Low power consumption with micropower operation
- Sample-and-hold amplifier and internal asynchronous clock
- TSSOP-16 package for compact designs
Applications
- Voltage-supply monitoring
- Isolated data acquisition
- Transducer interfaces
- Battery-operated systems
- Remote data acquisition
Q & A
- What is the resolution of the ADS7828EB/2K5 ADC?
The ADS7828EB/2K5 has a 12-bit resolution.
- What is the sampling rate of the ADS7828EB/2K5?
The sampling rate is 50 kHz.
- How many input channels does the ADS7828EB/2K5 have?
The device has 8 input channels.
- What is the operating voltage range of the ADS7828EB/2K5?
The device operates within a voltage range of 2.7V to 5V.
- What type of interface does the ADS7828EB/2K5 use?
The device uses an I2C interface, supporting Standard, Fast, and High-Speed modes.
- What is the package type of the ADS7828EB/2K5?
The device is available in a TSSOP-16 package.
- What is the quiescent current in Standard Mode?
The quiescent current in Standard Mode is 60 µA.
- What are some typical applications of the ADS7828EB/2K5?
Typical applications include voltage-supply monitoring, isolated data acquisition, transducer interfaces, battery-operated systems, and remote data acquisition.
- What is the operating temperature range of the ADS7828EB/2K5?
The operating temperature range is -40°C to +85°C.
- Does the ADS7828EB/2K5 have an internal reference voltage?
Yes, the device has an internal 2.5V reference voltage.
