Overview
The AD9627-11-150 is a high-performance, 11-bit, dual analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed to support communications applications where low cost, small size, and versatility are crucial. The AD9627-11-150 features a multistage, differential pipelined architecture with integrated output error correction logic, ensuring high accuracy and reliability. It operates from a single 1.8 V analog supply and supports digital output driver supplies ranging from 1.8 V to 3.3 V, making it compatible with various logic families. The ADC is available in a 64-lead LFCSP package and is specified over the industrial temperature range of −40°C to +85°C.
Key Specifications
| Parameter | Unit | Min | Typ | Max |
|---|---|---|---|---|
| Resolution | Bits | 11 | 11 | 11 |
| Sample Rate | MSPS | 105 | 150 | 150 |
| Signal-to-Noise Ratio (SNR) | dB | 67.9 | 69.1 | 69.1 |
| Signal-to-Noise and Distortion (SINAD) | dB | 67.9 | 69.0 | 69.0 |
| Effective Number of Bits (ENOB) | Bits | 10.8 | 11.3 | 11.3 |
| Analog Supply Voltage | V | 1.8 | 1.8 | 1.8 |
| Digital Supply Voltage | V | 1.8 | 1.8 | 3.3 |
| Clock Input Rate | MHz | 625 | 625 | 625 |
| Power Consumption | mW | 750 | 820 | 820 |
| Operating Temperature | °C | -40 | - | 85 |
Key Features
- Integrated dual, 11-bit, 105 MSPS/150 MSPS analog-to-digital converter (ADC) with multistage, differential pipelined architecture and integrated output error correction logic.
- Fast overrange detect and signal monitor with serial output, enabling quick response to input signal levels and optimization of system gain.
- Proprietary differential input maintaining excellent SNR performance for input frequencies up to 450 MHz.
- Operation from a single 1.8 V analog supply and a separate digital output driver supply (1.8 V to 3.3 V) to accommodate various logic families.
- Standard serial port interface (SPI) for setup and control, supporting features such as data formatting, clock DCS, power-down, test modes, and voltage reference mode.
- Pin compatibility with the AD9640, AD9627, and AD9600 for easy migration between different resolutions.
- Flexible power-down options for significant power savings.
- Available in a 64-lead LFCSP package.
Applications
- Communications systems, including diversity radio systems and multimode digital receivers.
- GSM, EDGE, WCDMA, CDMA2000, WiMAX, and TD-SCDMA applications.
- IF sampling frequencies up to 450 MHz, making it suitable for a wide range of high-frequency applications.
Q & A
- What is the resolution of the AD9627-11-150 ADC?
The AD9627-11-150 has an 11-bit resolution.
- What are the sample rates supported by the AD9627-11-150?
The AD9627-11-150 supports sample rates of 105 MSPS and 150 MSPS.
- What is the analog supply voltage for the AD9627-11-150?
The analog supply voltage is 1.8 V.
- What are the supported digital output supply voltages?
The digital output driver supply can range from 1.8 V to 3.3 V.
- What is the operating temperature range of the AD9627-11-150?
The operating temperature range is from −40°C to +85°C.
- What is the power consumption of the AD9627-11-150 at maximum sample rate?
The power consumption is approximately 820 mW at 150 MSPS.
- Does the AD9627-11-150 support SPI interface for setup and control?
Yes, it supports a 3-bit SPI-compatible serial interface for setup and control.
- What are the key features of the fast overrange detect and signal monitor?
The fast overrange detect outputs four bits of input level information with very short latency, and the signal monitor allows monitoring of the composite magnitude of the incoming signal to optimize system gain.
- Is the AD9627-11-150 available in different package types?
The AD9627-11-150 is available in a 64-lead LFCSP package.
- What are some common applications of the AD9627-11-150?
Common applications include communications systems, diversity radio systems, and multimode digital receivers such as GSM, EDGE, WCDMA, CDMA2000, WiMAX, and TD-SCDMA.
