Overview
The AD7266BCPZ-REEL is a high-performance, dual 12-bit successive approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for high-speed and low-power applications, making it suitable for a variety of industrial and medical uses. The AD7266 operates from a single 2.7 V to 5.25 V power supply and features throughput rates up to 2 million samples per second (MSPS). Each ADC is preceded by a 3-channel multiplexer and includes a low noise, wide bandwidth track-and-hold amplifier capable of handling input frequencies exceeding 30 MHz.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 12-bit | |
| Throughput Rate | Up to 2 MSPS | |
| Power Supply | 2.7 V to 5.25 V | V |
| Power Consumption (at 5 V, 2 MSPS) | 6.2 mA (max) | mA |
| Input Range | 0 V to VREF or 2 × VREF | V |
| Output Coding | Straight Binary or Twos Complement | |
| On-Chip Reference | 2.5 V (can be overdriven with external reference) | V |
| External Reference Range | 100 mV to VDD | V |
| Operating Temperature | –40°C to +125°C | °C |
| Package Type | 32-Lead Lead Frame Chip Scale Package (LFCSP) |
Key Features
- High Throughput Rate: Up to 2 MSPS, making it suitable for high-speed data acquisition applications.
- Low Power Consumption: Consumes 6.2 mA maximum at 5 V and 2 MSPS, with flexible power management options.
- Flexible Input Range: Supports both 0 V to VREF and 2 × VREF input ranges with straight binary or twos complement output coding.
- No Pipeline Delay: Ensures accurate control of the sampling instant via the CS input.
- On-Chip Reference and External Reference Option: Includes a 2.5 V on-chip reference that can be overdriven by an external reference.
- Low Noise, Wide Bandwidth Track-and-Hold Amplifier: Capable of handling input frequencies exceeding 30 MHz.
Applications
The AD7266BCPZ-REEL is versatile and can be used in various applications, including:
- Industrial Automation: For high-speed data acquisition and control systems.
- Medical Devices: In medical imaging, patient monitoring, and diagnostic equipment.
- Aerospace and Defense: For high-reliability, high-speed data conversion in military and aerospace applications.
- Test and Measurement Equipment: In oscilloscopes, signal analyzers, and other test equipment requiring high-speed ADCs.
Q & A
- What is the resolution of the AD7266BCPZ-REEL ADC?
The AD7266BCPZ-REEL has a 12-bit resolution.
- What is the maximum throughput rate of the AD7266BCPZ-REEL?
The maximum throughput rate is up to 2 million samples per second (MSPS).
- What is the power supply range for the AD7266BCPZ-REEL?
The device operates from a single 2.7 V to 5.25 V power supply.
- How much power does the AD7266BCPZ-REEL consume at 5 V and 2 MSPS?
The device consumes a maximum of 6.2 mA at 5 V and 2 MSPS.
- What are the input range options for the AD7266BCPZ-REEL?
The input range can be selected as either 0 V to VREF or 2 × VREF.
- Does the AD7266BCPZ-REEL have an on-chip reference?
Yes, it includes a 2.5 V on-chip reference that can be overdriven by an external reference.
- What is the operating temperature range for the AD7266BCPZ-REEL?
The operating temperature range is –40°C to +125°C.
- What type of package does the AD7266BCPZ-REEL come in?
The device is packaged in a 32-Lead Lead Frame Chip Scale Package (LFCSP).
- Does the AD7266BCPZ-REEL have any pipeline delays?
No, the AD7266BCPZ-REEL does not have any pipeline delays.
- What is the bandwidth of the track-and-hold amplifier in the AD7266BCPZ-REEL?
The track-and-hold amplifier has a wide bandwidth capable of handling input frequencies exceeding 30 MHz.
