Overview
The AD7851KR-REEL is a high-speed, 14-bit analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This integrated circuit is designed for precision data conversion and is particularly suited for various data acquisition applications. The AD7851KR-REEL operates from a single 5 V power supply and features a successive approximation architecture, ensuring accurate and reliable conversions of analog signals into digital signals. It supports dual-channel conversion and has a throughput rate of up to 333 kSPS, making it a versatile component for high-speed data acquisition systems.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 14 |
| Number of A/D Converters | 2 |
| Sampling Rate (Per Second) | 333 kSPS |
| Package / Case | 24-SOIC (0.295", 7.50mm Width) |
| Mounting Type | Surface Mount |
| Operating Temperature | 0°C ~ 85°C |
| Power Consumption | Typical 60 mW, Power-Down Mode: 5 μW |
| Input Voltage Range | Rail-to-rail, ±10V |
Key Features
- Dual-channel 14-bit analog-to-digital converter
- High-speed operation up to 333 kSPS
- Low power consumption with typical current drawn: 3.4 mA at 5V
- Rail-to-rail input voltage range with a maximum input voltage of ±10V
- Operating temperature range of -40°C to +125°C
- Self-calibration and system calibration options for accurate operation over time and temperature
- Flexible serial interface: 8051/SPI®/QSPI™/DSP compatible
- Pseudo-differential input with two input voltage ranges
Applications
- Medical equipment, such as ECG and ultrasound devices
- Industrial control systems for monitoring power quality and energy efficiency
- Aerospace and defense applications for data acquisition and processing
- Communication systems
- Measuring instruments
- Consumer electronics
- Acquisition systems
- Audio processing
- Automotive electronics
Q & A
- What is the resolution of the AD7851KR-REEL ADC?
The AD7851KR-REEL has a resolution of 14 bits.
- How many A/D converters does the AD7851KR-REEL have?
The AD7851KR-REEL features two A/D converters.
- What is the sampling rate of the AD7851KR-REEL?
The AD7851KR-REEL has a sampling rate of up to 333 kSPS.
- What is the package type of the AD7851KR-REEL?
The AD7851KR-REEL comes in a 24-SOIC package.
- What is the operating temperature range of the AD7851KR-REEL?
The operating temperature range is from 0°C to 85°C, but it is guaranteed to operate up to 125°C.
- What are the power consumption characteristics of the AD7851KR-REEL?
The typical power consumption is 60 mW, and in power-down mode, it is 5 μW.
- Does the AD7851KR-REEL support self-calibration?
Yes, the AD7851KR-REEL supports self-calibration and system calibration.
- What types of applications is the AD7851KR-REEL suitable for?
The AD7851KR-REEL is suitable for medical equipment, industrial control systems, aerospace and defense applications, and more.
- What is the input voltage range of the AD7851KR-REEL?
The input voltage range is rail-to-rail with a maximum of ±10V.
- Is the AD7851KR-REEL compatible with various serial interfaces?
Yes, it is compatible with 8051/SPI®/QSPI™/DSP interfaces.
