Overview
The AD7938BSUZ-6REEL7 is a high-performance, 12-bit successive approximation (SAR) analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is part of the AD7938-6 series and is known for its high speed, low power consumption, and versatile input configurations. It operates from a single 2.7 V to 5.25 V power supply and features throughput rates up to 625 kSPS. The ADC includes a low noise, wide bandwidth, differential track-and-hold amplifier capable of handling input frequencies up to 50 MHz.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Throughput Rate | Up to 625 kSPS |
| Power Supply | 2.7 V to 5.25 V |
| Analog Input Channels | 8 channels (configurable as single-ended, fully differential, or pseudo differential) |
| Input Frequency Range | Up to 50 MHz |
| Reference Voltage | On-chip 2.5 V reference (can be overdriven with external reference) |
| Output Coding | Straight binary or twos complement |
| Package Type | 32-Lead TQFP (7mm x 7mm x 1mm) |
| Operating Temperature Range | -40°C to +85°C |
Key Features
- High-speed conversion with throughput rates up to 625 kSPS.
- Low power consumption with flexible power management options.
- Eight analog input channels with a user-programmable channel sequencer.
- Supports single-ended, fully differential, and pseudo differential analog inputs.
- On-chip 2.5 V reference voltage that can be overdriven by an external reference.
- Parallel interface for easy interfacing with microprocessors and DSPs.
- Low noise, wide bandwidth differential track-and-hold amplifier.
Applications
The AD7938BSUZ-6REEL7 is suitable for a variety of high-speed data acquisition applications, including:
- Medical imaging and diagnostic equipment.
- Industrial process control and automation.
- Aerospace and defense systems.
- High-speed data acquisition systems.
- Test and measurement equipment.
Q & A
- What is the resolution of the AD7938BSUZ-6REEL7 ADC?
The AD7938BSUZ-6REEL7 has a resolution of 12 bits. - What is the maximum throughput rate of the AD7938BSUZ-6REEL7?
The maximum throughput rate is up to 625 kSPS. - What is the power supply range for the AD7938BSUZ-6REEL7?
The power supply range is from 2.7 V to 5.25 V. - How many analog input channels does the AD7938BSUZ-6REEL7 have?
The AD7938BSUZ-6REEL7 has eight analog input channels. - What types of analog input configurations are supported by the AD7938BSUZ-6REEL7?
The ADC supports single-ended, fully differential, and pseudo differential analog inputs. - What is the operating temperature range of the AD7938BSUZ-6REEL7?
The operating temperature range is from -40°C to +85°C. - Does the AD7938BSUZ-6REEL7 have an on-chip reference voltage?
Yes, it has an on-chip 2.5 V reference voltage that can be overdriven by an external reference. - What type of package does the AD7938BSUZ-6REEL7 come in?
The AD7938BSUZ-6REEL7 comes in a 32-Lead TQFP package. - How is the conversion process controlled in the AD7938BSUZ-6REEL7?
The conversion process is controlled using standard control inputs that allow easy interfacing with microprocessors and DSPs. - What are some common applications for the AD7938BSUZ-6REEL7?
Common applications include medical imaging, industrial process control, aerospace and defense systems, high-speed data acquisition systems, and test and measurement equipment.
