Overview
The AD7617BSTZ-RL is a high-performance, 14-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for data acquisition systems and supports dual simultaneous sampling of 16 channels. It operates from a single +5 V supply and can accommodate ±10 V, ±5 V, and ±2.5 V true bipolar input signals. The AD7617 features advanced functionalities such as on-chip filtering, high input impedance, and flexible digital interfaces, making it suitable for a variety of applications requiring precise and reliable data conversion.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14 bits |
| Number of Channels | 16 |
| Throughput Rate | Up to 1 MSPS per channel pair |
| Signal-to-Noise Ratio (SNR) | 85.3 dB typical at 500 kSPS (2× oversampling), 85 dB typical at 1 MSPS |
| Total Harmonic Distortion (THD) | -103 dB typical at ±10 V range |
| Integral Nonlinearity (INL) | ±0.3 LSB typical |
| Differential Nonlinearity (DNL) | ±0.99 LSB maximum |
| Analog Input Impedance | 1 MΩ |
| Input Voltage Range | ±10 V, ±5 V, ±2.5 V |
| Supply Voltage | Single +5 V |
| Package Type | 80-Lead LQFP (14mm x 14mm) |
| Operating Temperature Range | -40°C to +125°C |
Key Features
- On-chip accurate reference and reference buffer
- Dual 14-bit successive approximation register (SAR) ADC
- Oversampling capability with digital filter
- Flexible sequencer with burst mode
- Flexible parallel/serial interface (SPI/QSPI/MICROWIRE/DSP compatible)
- Optional CRC error checking
- Analog input clamp protection circuitry up to ±21 V
- High-speed serial and parallel interfaces
Applications
- Power line monitoring
- Protective relays
- Multiphase motor control
- Instrumentation and control systems
- Data acquisition systems (DASs)
Q & A
- What is the resolution of the AD7617BSTZ-RL?
The AD7617BSTZ-RL has a resolution of 14 bits. - How many channels does the AD7617BSTZ-RL support?
The AD7617BSTZ-RL supports 16 channels. - What is the maximum throughput rate of the AD7617BSTZ-RL?
The maximum throughput rate is up to 1 MSPS per channel pair. - What is the typical signal-to-noise ratio (SNR) of the AD7617BSTZ-RL?
The typical SNR is 85.3 dB at 500 kSPS (2× oversampling) and 85 dB at 1 MSPS. - What is the input impedance of the AD7617BSTZ-RL?
The input impedance is 1 MΩ. - What are the supported input voltage ranges for the AD7617BSTZ-RL?
The supported input voltage ranges are ±10 V, ±5 V, and ±2.5 V. - What is the supply voltage requirement for the AD7617BSTZ-RL?
The AD7617BSTZ-RL operates from a single +5 V supply. - What is the package type of the AD7617BSTZ-RL?
The package type is 80-Lead LQFP (14mm x 14mm). - What is the operating temperature range of the AD7617BSTZ-RL?
The operating temperature range is -40°C to +125°C. - Does the AD7617BSTZ-RL have on-chip filtering and reference?
Yes, the AD7617BSTZ-RL features on-chip filtering and an accurate reference and reference buffer.
