Overview
The AD9640ABCPZ-80, produced by Analog Devices Inc., is a dual 14-bit analog-to-digital converter (ADC) designed for high-performance applications. It operates at sample rates of 80, 105, 125, and 150 MSPS, making it suitable for various communications and signal processing tasks. The ADC features a multistage, differential pipelined architecture with integrated output error correction logic, ensuring high accuracy and reliability. It is powered by a single 1.8 V supply and supports digital output driver supplies ranging from 1.8 V to 3.3 V, accommodating different logic families.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14 bits |
| Sample Rate | 80, 105, 125, 150 MSPS |
| Analog Supply Voltage | 1.8 V |
| Digital Output Driver Supply | 1.8 V to 3.3 V |
| Power Consumption @ 125 MSPS | 750 mW |
| Power Consumption @ 150 MSPS | 820 mW |
| Signal-to-Noise Ratio (SNR) @ 125 MSPS | 71.8 dBc (72.8 dBFS) |
| Spurious-Free Dynamic Range (SFDR) @ 125 MSPS | 85 dBc |
| Input Frequency Range | Up to 450 MHz |
| Package Type | 64-lead LFCSP (9mm x 9mm) |
| 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 separate digital output driver supply
- Support for 1.8 V to 3.3 V CMOS or 1.8 V LVDS output
- Integer 1 to 8 input clock divider
- Integrated ADC voltage reference and sample-and-hold inputs
- Flexible analog input range: 1 V P-P to 2 V P-P
- Standard serial port interface for various product features and functions
- Pin compatibility with AD9627, AD9627-11, and AD9600 for easy migration
- 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 AD9640ABCPZ-80 ADC?
The AD9640ABCPZ-80 has a resolution of 14 bits.
- What are the available sample rates for the AD9640ABCPZ-80?
The sample rates available are 80, 105, 125, and 150 MSPS.
- What is the analog supply voltage for the AD9640ABCPZ-80?
The analog supply voltage is 1.8 V.
- What are the supported digital output driver supply voltages?
The digital output driver supply voltages range from 1.8 V to 3.3 V.
- What is the power consumption of the AD9640ABCPZ-80 at 125 MSPS?
The power consumption at 125 MSPS is 750 mW.
- What is the Signal-to-Noise Ratio (SNR) of the AD9640ABCPZ-80 at 125 MSPS?
The SNR at 125 MSPS is 71.8 dBc (72.8 dBFS).
- What is the Spurious-Free Dynamic Range (SFDR) of the AD9640ABCPZ-80 at 125 MSPS?
The SFDR at 125 MSPS is 85 dBc.
- What is the maximum input frequency range supported by the AD9640ABCPZ-80?
The maximum input frequency range is up to 450 MHz.
- What type of package does the AD9640ABCPZ-80 come in?
The AD9640ABCPZ-80 comes in a 64-lead LFCSP package.
- What is the operating temperature range of the AD9640ABCPZ-80?
The operating temperature range is −40°C to +85°C.
