Overview
The AD7714YNZ is a 24-bit Sigma-Delta analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed for high-precision data acquisition and signal conditioning, making it ideal for use in smart microcontroller- or DSP-based systems. The AD7714 features three differential analog inputs, which can also be configured as five pseudo-differential analog inputs, along with a differential reference input. This versatility allows the AD7714 to handle signal conditioning and conversion for up to five channels in a single device.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 24 bits |
| Input Type | 3 differential, 5 pseudo-differential |
| Reference Input | Differential |
| Operating Voltage | 2.7 V to 5 V (Y grade: 2.7 V minimum) |
| Current Consumption | 500 µA (typical at 3 V), 280 µA (Y grade) |
| Power-Down Mode | 15 µW typical at 3 V |
| Sampling Rate | 19.2 kSPS |
| Package Types | 24-pin DIP, 24-lead SOIC, 24-lead TSSOP (Y grade) |
| Operating Temperature Range | -40°C to 105°C |
| Interface | Serial (SPI-compatible), three-wire operation |
Key Features
- CMOS construction for low power dissipation
- Self-calibration, system calibration, and background calibration options
- On-chip calibration registers for read and write operations
- Schmitt trigger inputs on SCLK and DIN (Y grade)
- Tighter linearity specifications (Y grade)
- Software-configurable gain settings, signal polarity, and channel selection via serial port
- Low power consumption and standby mode
Applications
The AD7714YNZ is suitable for a variety of applications requiring high-precision analog-to-digital conversion and signal conditioning. These include industrial control systems, medical devices, test and measurement equipment, and any system that requires accurate and reliable analog data acquisition.
Q & A
- What is the resolution of the AD7714YNZ?
The AD7714YNZ has a resolution of 24 bits. - What types of input configurations are supported by the AD7714YNZ?
The AD7714YNZ supports three differential analog inputs and can be configured as five pseudo-differential analog inputs. - What is the operating voltage range for the AD7714YNZ?
The operating voltage range is 2.7 V to 5 V, with the Y grade having a minimum operating voltage of 2.7 V. - How much power does the AD7714YNZ consume in normal operation?
The AD7714YNZ consumes 500 µA (typical at 3 V), with the Y grade consuming 280 µA. - What is the power consumption in power-down mode?
The power consumption in power-down mode is 15 µW typical at 3 V. - What is the sampling rate of the AD7714YNZ?
The sampling rate is 19.2 kSPS. - What package types are available for the AD7714YNZ?
The AD7714YNZ is available in 24-pin DIP, 24-lead SOIC, and 24-lead TSSOP packages. - What is the operating temperature range for the AD7714YNZ?
The operating temperature range is -40°C to 105°C. - What type of interface does the AD7714YNZ use?
The AD7714YNZ uses a serial interface (SPI-compatible) and can be configured for three-wire operation. - Does the AD7714YNZ support calibration options?
Yes, the AD7714YNZ supports self-calibration, system calibration, and background calibration options.
