Overview
The AD9237BCPZRL7-40, produced by Analog Devices Inc., is a high-performance, monolithic 12-bit analog-to-digital converter (ADC) designed to operate at sampling rates of 20, 40, and 65 MSPS. It features a single 3V power supply and a multistage differential pipelined architecture with output error correction logic, ensuring 12-bit accuracy and no missing codes over the full operating temperature range. The ADC is optimized for low power consumption, making it suitable for various applications requiring high-speed data conversion with minimal power usage.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 12 bits |
| Sampling Rate | 20, 40, 65 MSPS |
| Power Supply | Single 3V |
| Digital Output Driver Supply | 2.5V and 3.3V logic families |
| Package | 32-Lead LFCSP (5mm x 5mm) |
| Operating Temperature Range | -40°C to +85°C |
| Power Consumption | 190 mW at 65 MSPS, 135 mW at 40 MSPS, 90 mW at 20 MSPS |
| Input Range | Selectable from 4 V p-p to 1 V p-p |
| Output Format | Straight binary, twos complement, or gray code |
Key Features
- High performance sample-and-hold amplifier (SHA) with excellent performance for input frequencies beyond Nyquist.
- Configurable for single-ended or differential operation.
- Pin compatible with the AD9235, allowing for a simplified path for low power 12-bit systems.
- Output Enable pin for multiplexing of the outputs.
- Two-step power down supporting standby and power down modes.
- Out-of-range (OTR) output bit indicating when the signal is beyond the selected input range.
- Clock duty cycle stabilizer (DCS) maintaining converter performance over a wide range of clock pulse widths.
Applications
- Ultrasound and Medical Imaging
- Battery Powered Instruments
- Hand-Held Scopemeters
- Low Cost Digital Oscilloscopes
- Low Power Digital Still Cameras and Copiers
- Low power communications
Q & A
- What is the resolution of the AD9237BCPZRL7-40?
The AD9237BCPZRL7-40 has a resolution of 12 bits. - What are the sampling rates supported by the AD9237BCPZRL7-40?
The AD9237BCPZRL7-40 supports sampling rates of 20, 40, and 65 MSPS. - What is the power supply requirement for the AD9237BCPZRL7-40?
The AD9237BCPZRL7-40 operates from a single 3V power supply. - What are the supported digital output driver supply voltages?
The AD9237BCPZRL7-40 supports 2.5V and 3.3V logic families for the digital output driver supply. - What is the package type of the AD9237BCPZRL7-40?
The AD9237BCPZRL7-40 is packaged in a 32-Lead LFCSP (5mm x 5mm). - What is the operating temperature range of the AD9237BCPZRL7-40?
The operating temperature range is -40°C to +85°C. - How much power does the AD9237BCPZRL7-40 consume at different sampling rates?
The power consumption is 190 mW at 65 MSPS, 135 mW at 40 MSPS, and 90 mW at 20 MSPS. - What input ranges are supported by the AD9237BCPZRL7-40?
The input range is selectable from 4 V p-p to 1 V p-p. - What output formats are supported by the AD9237BCPZRL7-40?
The AD9237BCPZRL7-40 supports straight binary, twos complement, and gray code output formats. - Does the AD9237BCPZRL7-40 have any power-saving features?
Yes, it has two-step power down supporting standby and power down modes.
