Overview
The AD9640BCPZ-105 is a dual 14-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the AD9640 series, which is designed to support communications applications where low cost, small size, and versatility are crucial. The AD9640BCPZ-105 operates at sample rates of up to 105 MSPS and is known for its high performance, low power consumption, and flexible analog input range.
Key Specifications
| Parameter | Unit | Min | Typ | Max |
|---|---|---|---|---|
| Resolution | Bits | 14 | 14 | 14 |
| Sample Rate | MSPS | 20 | - | 105 |
| SNR (to 70 MHz @ 105 MSPS) | dBc | - | 71.6 | - |
| SFDR (to 70 MHz @ 105 MSPS) | dBc | - | 84 | - |
| Power Consumption @ 105 MSPS | mW | - | 750 | - |
| Analog Supply Voltage | V | 1.8 | - | 1.8 |
| Digital Output Supply Voltage | V | 1.8 | - | 3.3 |
| Analog Input Range | V P-P | 1 | - | 2 |
| Offset Error | % FSR | ±0.3 | ±0.6 | ±0.6 |
| Gain Error | % FSR | ±0.2 | ±3.0 | ±3.0 |
| Differential Nonlinearity (DNL) | LSB | ±0.9 | ±0.9 | ±0.9 |
| Integral Nonlinearity (INL) | LSB | ±5.0 | ±5.0 | ±5.0 |
Key Features
- High signal-to-noise ratio (SNR) and spurious-free dynamic range (SFDR) for high-performance applications.
- Low power consumption: 750 mW at 105 MSPS.
- 1.8 V analog supply operation with separate digital output driver supply to accommodate 1.8 V to 3.3 V logic families.
- Flexible analog input range: 1 V P-P to 2 V P-P.
- Integrated ADC sample-and-hold inputs and internal ADC voltage reference.
- Fast overrange detect and signal monitor with serial output.
- Standard serial port interface supporting various product features and functions.
- Pin compatibility with AD9627, AD9627-11, and AD9600 for easy migration between different bit resolutions.
Applications
The AD9640BCPZ-105 is designed to support a variety of communications applications, including:
- Wireless infrastructure (base stations, picocells, femtocells)
- Medical imaging (MRI, CT scanners)
- Instrumentation (spectrum analyzers, oscilloscopes)
- Radar and military communications
- High-speed data acquisition systems
Q & A
- What is the resolution of the AD9640BCPZ-105?
The AD9640BCPZ-105 has a resolution of 14 bits. - What are the sample rate options for the AD9640BCPZ-105?
The sample rate options are up to 105 MSPS. - What is the typical power consumption of the AD9640BCPZ-105 at 105 MSPS?
The typical power consumption is 750 mW at 105 MSPS. - What is the analog supply voltage for the AD9640BCPZ-105?
The analog supply voltage is 1.8 V. - What is the range of the analog input for the AD9640BCPZ-105?
The analog input range is from 1 V P-P to 2 V P-P. - Does the AD9640BCPZ-105 have integrated sample-and-hold inputs?
Yes, it has integrated ADC sample-and-hold inputs. - What types of digital output supplies does the AD9640BCPZ-105 support?
The AD9640BCPZ-105 supports 1.8 V to 3.3 V CMOS output supplies or 1.8 V LVDS output supplies. - Is the AD9640BCPZ-105 pin-compatible with other ADC models?
Yes, it is pin-compatible with the AD9627, AD9627-11, and AD9600. - What are some common applications for the AD9640BCPZ-105?
Common applications include wireless infrastructure, medical imaging, instrumentation, radar, and military communications. - Does the AD9640BCPZ-105 have a fast overrange detect feature?
Yes, it features fast overrange detect and signal monitor with serial output.
