Overview
The AD7934BRU-6 is a high-performance, 12-bit, 4-channel analog-to-digital converter (ADC) produced by Analog Devices Inc. This successive approximation (SAR) ADC is designed for low power consumption and high throughput rates, making it suitable for a variety of applications requiring precise and efficient data conversion. The device operates from a single 2.7 V to 5.25 V power supply and features a flexible interface for easy integration with microprocessors and DSPs.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Number of Channels | 4 |
| Throughput Rate | Up to 625 kSPS |
| Input Types | Single-ended, fully differential, pseudo differential |
| Power Supply | 2.7 V to 5.25 V |
| Reference Voltage | On-chip 2.5 V, or external |
| Input Frequency Range | Up to 50 MHz |
| Package Type | 28-lead TSSOP |
| Operating Temperature Range | −40°C to +85°C |
| Full Shutdown Current | 2 μA maximum |
| SINAD at 50 kHz Input Frequency | 70 dB |
Key Features
- Software-configurable analog inputs allowing for single-ended, fully differential, or pseudo differential configurations.
- Accurate on-chip 2.5 V reference with ±0.2% maximum accuracy at 25°C and 25 ppm/°C maximum temperature drift.
- No pipeline delays, ensuring real-time data conversion.
- High-speed parallel interface supporting word/byte modes.
- Flexible power management options, including full shutdown mode with 2 μA maximum current.
- Low noise, wide bandwidth differential track-and-hold amplifier.
- Channel sequencer for preprogrammed selection of channels to be converted sequentially.
Applications
The AD7934BRU-6 is versatile and can be used in various applications, including:
- Industrial process control systems.
- Medical devices requiring high precision data acquisition.
- Aerospace and defense systems where low power and high accuracy are critical.
- Automotive systems, such as engine control units and sensor interfaces.
- Data acquisition systems in scientific and research environments.
Q & A
- What is the resolution of the AD7934BRU-6 ADC?
The AD7934BRU-6 has a resolution of 12 bits. - How many analog input channels does the AD7934BRU-6 have?
The AD7934BRU-6 has 4 analog input channels. - What is the maximum throughput rate of the AD7934BRU-6?
The maximum throughput rate is up to 625 kSPS. - What types of analog inputs can the AD7934BRU-6 accept?
The AD7934BRU-6 can accept single-ended, fully differential, or pseudo differential analog inputs. - What is the operating voltage range of the AD7934BRU-6?
The operating voltage range is from 2.7 V to 5.25 V. - What is the reference voltage of the AD7934BRU-6?
The AD7934BRU-6 has an on-chip 2.5 V reference, which can also be overdriven by an external reference. - What is the maximum input frequency the AD7934BRU-6 can handle?
The AD7934BRU-6 can handle input frequencies up to 50 MHz. - What is the package type of the AD7934BRU-6?
The AD7934BRU-6 is packaged in a 28-lead TSSOP. - What is the operating temperature range of the AD7934BRU-6?
The operating temperature range is from −40°C to +85°C. - What is the full shutdown current of the AD7934BRU-6?
The full shutdown current is 2 μA maximum.
