Overview
The AD9640ABCPZRL7-80, produced by Analog Devices Inc., is a dual 14-bit analog-to-digital converter (ADC) designed for high-performance applications. This ADC operates at sample rates of 80, 105, 125, and 150 MSPS, making it suitable for various communications and signal processing tasks. It features a multistage, differential pipelined architecture with integrated output error correction logic and wide bandwidth differential sample-and-hold analog input amplifiers. The device is optimized for low power consumption and versatility, making it ideal for applications where small size and cost-effectiveness are crucial.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14 bits |
| Sample Rate | 80, 105, 125, 150 MSPS |
| Analog Supply Voltage | 1.8 V |
| Digital Output Supply Voltage | 1.8 V to 3.3 V |
| Output Format | CMOS or LVDS |
| Signal to Noise Ratio (SNR) | 71.8 dBc (72.8 dBFS) @ 125 MSPS, 71.6 dBc (72.6 dBFS) @ 150 MSPS |
| Spurious Free Dynamic Range (SFDR) | 85 dBc @ 125 MSPS, 84 dBc @ 150 MSPS |
| Power Consumption | 750 mW @ 125 MSPS, 820 mW @ 150 MSPS |
| Package Type | 64-Lead LFCSP (9mm x 9mm w/ EP) |
| Operating Temperature Range | −40°C to +85°C |
Key Features
- Fast overrange detect and signal monitor with serial output
- Signal monitor block with dedicated serial output mode
- Proprietary differential input maintaining excellent SNR performance up to 450 MHz
- Operation from a single 1.8 V supply with a separate digital output driver supply for 1.8 V to 3.3 V logic families
- Standard serial port interface supporting data formatting (offset binary, twos complement, or gray coding), clock DCS, power-down, and voltage reference mode
- Pin compatibility with AD9627, AD9627-11, and AD9600 for easy migration between different resolutions
- Integrated ADC voltage reference and sample-and-hold inputs
- Flexible analog input range: 1 V P-P to 2 V P-P
- Flexible power-down options for significant power savings
- Programming via a 3-bit SPI-compatible serial interface
Applications
- Communications systems
- Diversity radio systems
- Multimode digital receivers (GSM, EDGE, WCDMA, LTE, CDMA2000, WiMAX, TD-SCDMA)
Q & A
- What is the resolution of the AD9640ABCPZRL7-80?
The AD9640ABCPZRL7-80 has a resolution of 14 bits.
- What are the available sample rates for the AD9640ABCPZRL7-80?
The sample rates available are 80, 105, 125, and 150 MSPS.
- What is the analog supply voltage for the AD9640ABCPZRL7-80?
The analog supply voltage is 1.8 V.
- What are the output formats supported by the AD9640ABCPZRL7-80?
The device supports CMOS and LVDS output formats.
- What is the Signal to Noise Ratio (SNR) of the AD9640ABCPZRL7-80 at 125 MSPS?
The SNR is 71.8 dBc (72.8 dBFS) at 125 MSPS.
- How much power does the AD9640ABCPZRL7-80 consume at 125 MSPS?
The power consumption is 750 mW at 125 MSPS.
- What is the package type of the AD9640ABCPZRL7-80?
The package type is 64-Lead LFCSP (9mm x 9mm w/ EP).
- What is the operating temperature range of the AD9640ABCPZRL7-80?
The operating temperature range is −40°C to +85°C.
- Does the AD9640ABCPZRL7-80 support automatic gain control (AGC) functions?
Yes, it supports fast overrange detection and a signal monitor block to aid in AGC functions.
- How is the AD9640ABCPZRL7-80 programmed?
Programming is accomplished using a 3-bit SPI-compatible serial interface.
