Overview
The AD9649BCPZRL7-20 is a high-performance, 14-bit, analog-to-digital converter (ADC) produced by Analog Devices Inc. This monolithic ADC operates from a single 1.8 V analog power supply and features a separate digital output driver supply that can accommodate 1.8 V to 3.3 V logic families. It is designed for low power consumption, ease of use, and high accuracy, making it suitable for a variety of applications in communications and digital receivers.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14 bits |
| Sampling Rate | 20/40/65/80 MSPS |
| Analog Supply Voltage | 1.7 V to 1.9 V |
| Digital Supply Voltage | 1.7 V to 3.3 V |
| Input Type | Differential, Single Ended |
| Number of Analog In Channels | 1 |
| Signal to Noise Ratio (SNR) | 74.3 dBFS at 9.7 MHz input, 71.5 dBFS at 200 MHz input |
| Spurious Free Dynamic Range (SFDR) | 93 dBc at 9.7 MHz input, 80 dBc at 200 MHz input |
| Power Consumption | 45 mW at 20 MSPS, 87 mW at 80 MSPS |
| Package | 32-Lead LFCSP (5mm x 5mm x 0.85mm with EP) |
| Operating Temperature Range | −40°C to +85°C |
Key Features
- High performance sample-and-hold circuit with excellent performance for input frequencies up to 200 MHz.
- On-chip voltage reference and sample-and-hold circuit.
- Differential input with 700 MHz bandwidth.
- Low power consumption: 45 mW at 20 MSPS and 87 mW at 80 MSPS.
- Programmable clock and data alignment, and programmable digital test pattern generation.
- Standard serial port interface (SPI) for various product features and functions.
- Data output in offset binary, gray code, or twos complement format.
- Pin compatible with AD9629 12-bit ADC and AD9609 10-bit ADC for easy migration.
Applications
- Communications systems.
- Diversity radio systems.
- Multimode digital receivers (GSM, EDGE, W-CDMA, LTE, CDMA2000, WiMAX, TD-SCDMA).
Q & A
- What is the resolution of the AD9649BCPZRL7-20 ADC?
The AD9649BCPZRL7-20 has a resolution of 14 bits.
- What are the sampling rates available for this ADC?
The sampling rates available are 20, 40, 65, and 80 MSPS.
- What is the analog supply voltage range for this ADC?
The analog supply voltage range is 1.7 V to 1.9 V.
- What types of input signals can the AD9649BCPZRL7-20 accept?
The ADC can accept differential and single-ended input signals.
- What is the signal to noise ratio (SNR) of the AD9649BCPZRL7-20?
The SNR is 74.3 dBFS at 9.7 MHz input and 71.5 dBFS at 200 MHz input.
- How much power does the AD9649BCPZRL7-20 consume?
The power consumption is 45 mW at 20 MSPS and 87 mW at 80 MSPS.
- What is the package type and size of the AD9649BCPZRL7-20?
The package is a 32-Lead LFCSP (5mm x 5mm x 0.85mm with EP).
- What is the operating temperature range of the AD9649BCPZRL7-20?
The operating temperature range is −40°C to +85°C.
- What are some of the key applications of the AD9649BCPZRL7-20?
Key applications include communications systems, diversity radio systems, and multimode digital receivers.
- Does the AD9649BCPZRL7-20 support different data output formats?
Yes, it supports offset binary, gray code, and twos complement data formats.
