Overview
The AD7656BSTZ-1 is a high-performance, 16-bit Analog to Digital Converter (ADC) manufactured by Analog Devices Inc. This component is part of the AD7656-1 series and is designed for applications requiring high precision and fast data acquisition. It features six independent ADC channels, each capable of simultaneous sampling at a rate of 250 kSPS. The ADC operates with a single-ended input type and supports both parallel and serial data interfaces, including SPI, QSPI, MICROWIRE, and DSP-compatible interfaces. The device is housed in a 64-lead Low Profile Quad Flat Package (LQFP) and is RoHS compliant, operating within a temperature range of -40°C to 85°C.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 16 |
| Sampling Rate (Per Second) | 250 kSPS |
| Input Type | Single-Ended |
| Data Interface | SPI, Parallel, DSP |
| Number of Channels | 6 |
| Architecture | SAR (Successive Approximation) |
| Operating Temperature | -40°C to 85°C |
| Supply Voltage (Analog/Digital) | 5V |
| Input Voltage Range | ±10 V |
| Signal to Noise Ratio (SNR) | 88 dB at 10 kHz input frequency |
| Conversion Time (Maximum) | 3.1 µs |
| Package/Case | 64-LQFP (10x10) |
| Mounting Type | Surface Mount |
Key Features
- Simultaneous sampling of six independent ADC channels
- True bipolar analog inputs with ranges of ±10 V and ±5 V
- High speed parallel, serial, and daisy-chain interface modes
- Reduced decoupling requirements
- On-chip 2.5 V reference and reference buffers
- Low power consumption: 140 mW at 250 kSPS with 5 V supplies
- High noise performance with wide bandwidth
- Standby mode: 315 µW maximum
Applications
- Industrial Automation: Control systems for precise monitoring and control of industrial processes
- Medical Imaging: Imaging equipment requiring high accuracy and fast conversion times
- Environmental Monitoring: Equipment for monitoring environmental parameters like air quality or radiation levels
- Telecommunications Network Analyzers: High-speed data acquisition in network analysis
- Robotics Motion Control Modules: Precise control in robotic systems
- Energy Management Solutions: Efficient data acquisition in energy management systems
- Power Line Monitoring and Measuring Systems: Accurate measurement of power line parameters
- Instrumentation and Control Systems: High-precision data acquisition in various instrumentation applications
- Multiaxis Positioning Systems: Precise positioning in multi-axis systems
Q & A
- What is the sampling rate of the AD7656BSTZ-1?
The AD7656BSTZ-1 has a sampling rate of 250 kSPS (kilosamples per second).
- How many ADC channels does the AD7656BSTZ-1 have?
The AD7656BSTZ-1 features six independent ADC channels.
- What is the input voltage range of the AD7656BSTZ-1?
The input voltage range of the AD7656BSTZ-1 is ±10 V.
- What are the supported data interfaces for the AD7656BSTZ-1?
The AD7656BSTZ-1 supports parallel, SPI, QSPI, MICROWIRE, and DSP-compatible interfaces.
- What is the operating temperature range of the AD7656BSTZ-1?
The operating temperature range of the AD7656BSTZ-1 is -40°C to 85°C.
- Is the AD7656BSTZ-1 RoHS compliant?
Yes, the AD7656BSTZ-1 is RoHS compliant.
- What is the package type of the AD7656BSTZ-1?
The AD7656BSTZ-1 is housed in a 64-lead Low Profile Quad Flat Package (LQFP).
- What is the signal to noise ratio (SNR) of the AD7656BSTZ-1?
The SNR of the AD7656BSTZ-1 is 88 dB at a 10 kHz input frequency.
- What is the conversion time of the AD7656BSTZ-1?
The maximum conversion time of the AD7656BSTZ-1 is 3.1 µs.
- Where can I purchase the AD7656BSTZ-1?
The AD7656BSTZ-1 can be purchased from various distributors such as Mouser Electronics, DigiKey, Newark, and other authorized suppliers.
