Overview
The AD7714YRU-REEL7 is a high-precision analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed as a complete analog front end for low-frequency measurement applications, making it ideal for systems that require accurate and reliable signal conversion. The AD7714 employs a sigma-delta conversion technique to achieve up to 24 bits of no missing codes performance, ensuring high accuracy and linearity in the conversion process.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 24 bits |
| Nonlinearity | 0.0015% |
| Input Configuration | Three fully differential or five pseudo-differential inputs |
| Programmable Gain | 1 to 128 |
| Supply Voltage | 3 V (AD7714-3) or 5 V (AD7714-5) |
| Current Consumption | 350 μA (typ), 5 μA (power-down) |
| Temperature Range | -40°C to +105°C |
| Interface | Three-wire serial interface (SPI, QSPI, MICROWIRE, DSP compatible) |
| Package | 24-Lead TSSOP |
| Noise | <150 nV rms |
Key Features
- Charge balancing ADC with up to 24 bits of no missing codes performance.
- Programmable gain front end with gains from 1 to 128.
- Three fully differential or five pseudo-differential analog inputs.
- Differential reference input.
- Low noise and low current consumption.
- Power-down mode for reduced standby power consumption.
- Self-calibration, system calibration, and background calibration options.
- Ability to read and write calibration coefficients.
- Programmable low-pass filter with adjustable filter cutoffs.
Applications
- Portable industrial instruments.
- Portable weigh scales.
- Loop-powered systems.
- Pressure transducers.
- Smart, microcontroller- or DSP-based systems.
Q & A
- What is the resolution of the AD7714YRU-REEL7? The AD7714YRU-REEL7 has a resolution of 24 bits.
- What are the input configurations available for the AD7714YRU-REEL7? The AD7714YRU-REEL7 can be configured as three fully differential inputs or five pseudo-differential inputs.
- What is the programmable gain range of the AD7714YRU-REEL7? The programmable gain range is from 1 to 128.
- What are the supply voltage options for the AD7714YRU-REEL7? The AD7714YRU-REEL7 can operate at either 3 V or 5 V.
- What is the typical current consumption of the AD7714YRU-REEL7? The typical current consumption is 350 μA, with a power-down mode of 5 μA.
- What is the temperature range for the AD7714YRU-REEL7? The temperature range is -40°C to +105°C.
- What type of interface does the AD7714YRU-REEL7 use? The AD7714YRU-REEL7 uses a three-wire serial interface compatible with SPI, QSPI, MICROWIRE, and DSP.
- What package type is the AD7714YRU-REEL7 available in? The AD7714YRU-REEL7 is available in a 24-Lead TSSOP package.
- Does the AD7714YRU-REEL7 support calibration options? Yes, it supports self-calibration, system calibration, and background calibration options.
- Can the AD7714YRU-REEL7 be used in portable applications? Yes, it is suitable for portable industrial instruments and other low-power applications.
