Overview
The AD7671ASTZ is a high-performance analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This 16-bit ADC is designed for applications requiring high-speed and accurate signal conversion. It operates from a single 5 V power supply and features a sampling rate of up to 1 MSPS, making it suitable for a wide range of industrial, instrumentation, and medical applications. The AD7671ASTZ is fabricated using Analog Devices’ high-performance 0.6 micron CMOS process and is available in a 48-lead LQFP package, with operation specified from –40°C to +85°C.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16 bits |
| Sampling Rate | Up to 1 MSPS (Warp Mode), 800 kSPS (Normal Mode) |
| Interface Type | I2C, Parallel, SPI |
| Input Type | Differential |
| SNR - Signal to Noise Ratio | 90 dB |
| Minimum Operating Temperature (°C) | -40 |
| Maximum Operating Temperature (°C) | +85 |
| Power Supply | Single 5 V |
| Power Consumption | Typically 112 mW |
| Integral Nonlinearity (INL) | ±2.5 LSB |
| Package/Case | 48-Lead LQFP |
Key Features
- High-speed, 16-bit, SAR ADC with up to 1 MSPS sampling rate
- Single 5 V power supply operation with low power consumption (typically 112 mW)
- Low distortion and high signal-to-noise ratio (SNR) of 90 dB
- No missing codes and maximum integral nonlinearity of ±2.5 LSB
- Versatile interface options including serial (2-wire) and parallel (8-bit or 16-bit)
- Support for various input ranges through an internal resistor input scaler
- Internal conversion clock and error correction circuits
- High-speed serial interface compatible with both 3 V and 5 V logic
- Small footprint package suitable for space-constrained applications
Applications
- Industrial automation and control systems
- Instrumentation and data acquisition systems
- Medical imaging and diagnostic equipment
- Communication systems and spectrum analysis
- Automotive testing and measurement equipment
- Scientific research applications requiring high-resolution analog-to-digital conversion
Q & A
- What is the resolution of the AD7671ASTZ ADC?
The AD7671ASTZ has a 16-bit resolution.
- What are the sampling rates available for the AD7671ASTZ?
The AD7671ASTZ supports sampling rates of up to 1 MSPS in Warp Mode and 800 kSPS in Normal Mode.
- What types of interfaces does the AD7671ASTZ support?
The AD7671ASTZ supports both serial (2-wire) and parallel (8-bit or 16-bit) interfaces.
- What is the power supply requirement for the AD7671ASTZ?
The AD7671ASTZ operates from a single 5 V power supply.
- What is the typical power consumption of the AD7671ASTZ?
The typical power consumption is 112 mW, which can be lower in reduced power modes.
- What is the maximum integral nonlinearity (INL) of the AD7671ASTZ?
The maximum INL is ±2.5 LSB with no missing codes.
- In what package is the AD7671ASTZ available?
The AD7671ASTZ is available in a 48-lead LQFP package.
- What are the operating temperature ranges for the AD7671ASTZ?
The operating temperature range is from –40°C to +85°C.
- What are some common applications of the AD7671ASTZ?
Common applications include industrial automation, instrumentation, medical imaging, communication systems, and scientific research.
- Is the AD7671ASTZ factory-calibrated?
