Overview
The ADS7817EC/250G4 is a high-performance, 12-bit analog-to-digital converter (ADC) manufactured by Texas Instruments. This product is designed for applications requiring precise and efficient signal conversion. It is part of TI's extensive portfolio of data converters, targeting industries such as industrial automation, medical devices, and consumer electronics. The ADS7817EC/250G4 stands out for its low power consumption, high accuracy, and compact form factor, making it a competitive choice for space-constrained and power-sensitive designs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Resolution | 12 | bits | |
| Sampling Rate | 250 | kSPS | |
| Input Voltage Range | 0 to Vref | V | Vref typically 2.5V |
| Power Supply | 2.7 to 5.25 | V | |
| Power Consumption | 1.5 | mW | At 250 kSPS |
| Operating Temperature | -40 to +85 | °C | |
| Package | MSOP-8 | ||
| Interface | SPI |
Key Features
- High Accuracy: 12-bit resolution ensures precise signal conversion.
- Low Power Consumption: Ideal for battery-powered applications.
- Compact Design: MSOP-8 package saves board space.
- Wide Operating Voltage: Supports 2.7V to 5.25V for versatile applications.
- SPI Interface: Simplifies integration with microcontrollers and other digital systems.
Applications
The ADS7817EC/250G4 is widely used in various industries due to its high performance and reliability. Key applications include:
- Industrial Automation: For signal processing in control systems and sensors.
- Medical Devices: In portable and precision measurement equipment.
- Consumer Electronics: For audio processing, touchscreens, and other signal conversion tasks.
- Automotive Electronics: In sensors and control modules requiring high accuracy and low power consumption.
Q & A
1. What is the resolution of the ADS7817EC/250G4?
The ADS7817EC/250G4 has a resolution of 12 bits.
2. What is the sampling rate of this ADC?
The sampling rate is 250 kSPS (kilo samples per second).
3. What is the input voltage range?
The input voltage range is 0 to Vref, where Vref is typically 2.5V.
4. What is the power supply range?
The power supply range is 2.7V to 5.25V.
5. How much power does it consume?
It consumes 1.5 mW at 250 kSPS.
6. What is the operating temperature range?
The operating temperature range is -40°C to +85°C.
7. What package does the ADS7817EC/250G4 come in?
It comes in an MSOP-8 package.
8. What interface does it use?
It uses an SPI interface for communication.
9. Is this ADC suitable for battery-powered devices?
Yes, its low power consumption makes it ideal for battery-powered applications.
10. What are some typical applications of the ADS7817EC/250G4?
Typical applications include industrial automation, medical devices, consumer electronics, and automotive electronics.
