Overview
The AD7626BCPZ-RL7 is a 16-bit, 10 MSPS (Mega Samples Per Second) analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the PulSAR® series and employs a charge redistribution successive approximation register (SAR) architecture. The AD7626 is known for its high performance in terms of noise and linearity, making it suitable for a variety of high-speed applications. It features an internal conversion clock, an internal buffered reference, and a differential input structure, which enhances its accuracy and reliability.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16 bits |
| Sampling Rate | 10 MSPS |
| Input Type | Differential |
| Input Range | ±4.096 V |
| Integral Nonlinearity (INL) | ±0.45 LSB |
| Differential Nonlinearity (DNL) | ±0.35 LSB |
| Signal-to-Noise Ratio (SNR) | 91.5 dB |
| Power Dissipation | 136 mW |
| Package | 32-lead LFCSP (5 mm × 5 mm) |
| Operating Temperature | −40°C to +85°C |
| Supply Voltage (Analog) | 5 V |
| Supply Voltage (Digital) | 2.37 V to 2.63 V |
| Interface | LVDS (Low Voltage Differential Signaling) |
Key Features
- SAR Architecture: The AD7626 uses a charge redistribution successive approximation register (SAR) architecture, which provides high performance in noise and linearity.
- High-Speed Conversion: The device operates at a sampling rate of 10 MSPS, making it suitable for high-speed applications.
- Internal Conversion Clock and Reference: It includes an internal conversion clock and an internal buffered reference, which can be generated internally or applied externally.
- Differential Input: The ADC samples the voltage difference between the IN+ and IN− pins, with voltages swinging in opposite phase between 0 V and the reference voltage.
- LVDS Interface: The converted results are available on a single low voltage differential signaling (LVDS) self clocked or echoed clock serial interface, reducing external hardware connections.
- No Latency/Pipeline Delay: The device features 16-bit resolution with no missing codes and zero error of ±1 LSB.
Applications
- Digital Imaging Systems: Suitable for high-speed imaging applications.
- Digital X-ray and MRI: Used in medical imaging systems due to its high accuracy and speed.
- CCD and IR Cameras: Ideal for camera systems requiring high-resolution and fast conversion rates.
- High-Speed Data Acquisition: Used in various data acquisition systems where high-speed and high-resolution conversions are necessary.
- High Dynamic Range Telecommunications Receivers: Suitable for telecommunications applications requiring high signal-to-noise ratios.
- Spectrum Analysis and Test Equipment: Used in test and measurement equipment due to its high performance and accuracy.
Q & A
- What is the resolution of the AD7626BCPZ-RL7 ADC?
The AD7626BCPZ-RL7 has a resolution of 16 bits.
- What is the sampling rate of the AD7626BCPZ-RL7?
The sampling rate is 10 MSPS.
- What type of input does the AD7626BCPZ-RL7 support?
The device supports differential inputs.
- What is the input range of the AD7626BCPZ-RL7?
The input range is ±4.096 V.
- What is the integral nonlinearity (INL) of the AD7626BCPZ-RL7?
The INL is ±0.45 LSB.
- What is the signal-to-noise ratio (SNR) of the AD7626BCPZ-RL7?
The SNR is 91.5 dB.
- What is the power dissipation of the AD7626BCPZ-RL7?
The power dissipation is 136 mW.
- What is the package type of the AD7626BCPZ-RL7?
The device is housed in a 32-lead LFCSP (5 mm × 5 mm) package.
- What is the operating temperature range of the AD7626BCPZ-RL7?
The operating temperature range is from −40°C to +85°C.
- What are the typical applications of the AD7626BCPZ-RL7?
The device is used in digital imaging systems, digital X-ray and MRI, CCD and IR cameras, high-speed data acquisition, high dynamic range telecommunications receivers, and spectrum analysis and test equipment.
