Overview
The AD7980BRMZ is a high-performance, 16-bit successive approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This ADC operates from a single power supply and features a pseudo-differential analog input range from 0 V to VREF, with VREF adjustable between 2.5 V and 5 V. The AD7980 is known for its high speed and low power consumption, making it suitable for a variety of applications requiring precise and efficient data conversion.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Resolution | 16 bits | |||
| Throughput | 1 MSPS | |||
| Reference Voltage Range | 2.4 | 5.1 | V | |
| Load Current (at 1 MSPS, REF = 5 V) | 330 µA | |||
| Input Bandwidth | 10 MHz | |||
| Aperture Delay (at VDD = 2.5 V) | 2.0 ns | |||
| Integral Nonlinearity (INL) | ±0.6 LSB | ±1.25 LSB | ||
| Dynamic Range (at VREF = 5 V) | 92 dB | |||
| Operating Temperature Range | -40°C | +125°C | ||
| Package Type | 10-Lead MSOP or 10-Lead LFCSP | |||
Key Features
- High-performance 16-bit successive approximation ADC with pseudo-differential analog input range from 0 V to VREF.
- Throughput of 1 MSPS with zero latency architecture.
- External reference voltage (VREF) adjustable between 2.5 V and 5 V.
- Low power consumption with power scaling linearly with throughput.
- SPI-compatible serial interface supporting daisy-chaining of multiple ADCs on a single 3-wire bus and an optional busy indicator.
- Compatible with 1.8 V, 2.5 V, 3 V, or 5 V logic using the separate supply VIO.
- Housed in 10-lead MSOP or 10-lead LFCSP packages.
Applications
- Industrial automation and control systems.
- Medical devices requiring high precision data conversion.
- Aerospace and defense applications, with the AD7980-EP model supporting AQEC standards.
- Automotive systems needing robust and reliable ADCs.
- Test and measurement equipment.
Q & A
- What is the resolution of the AD7980BRMZ ADC?
The AD7980BRMZ has a 16-bit resolution.
- What is the throughput of the AD7980BRMZ?
The throughput is 1 MSPS (mega samples per second).
- What is the range of the external reference voltage (VREF) for the AD7980BRMZ?
The external reference voltage (VREF) can be adjusted between 2.5 V and 5 V.
- What types of packages are available for the AD7980BRMZ?
The AD7980BRMZ is available in 10-lead MSOP and 10-lead LFCSP packages.
- What is the operating temperature range of the AD7980BRMZ?
The operating temperature range is from -40°C to +125°C.
- Is the AD7980BRMZ compatible with different logic levels?
Yes, it is compatible with 1.8 V, 2.5 V, 3 V, or 5 V logic using the separate supply VIO.
- Can multiple AD7980BRMZ ADCs be daisy-chained?
Yes, multiple ADCs can be daisy-chained on a single 3-wire bus using the SPI-compatible serial interface.
- What is the dynamic range of the AD7980BRMZ when VREF is 5 V?
The dynamic range is 92 dB when VREF is 5 V.
- Does the AD7980BRMZ support any specific standards for defense and aerospace applications?
Yes, the AD7980-EP model supports AQEC standards for defense and aerospace applications.
- Is there an evaluation kit available for the AD7980BRMZ?
Yes, the EVAL-AD7980SDZ is a fully featured evaluation kit available for the AD7980BRMZ.
