Overview
The AD9642BCPZ-210 is a 14-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This ADC is designed to support communications applications where low cost, small size, wide bandwidth, and versatility are essential. It features a multistage, differential pipelined architecture with integrated output error correction logic, ensuring high performance and reliability. The AD9642 operates at sampling speeds of up to 250 MSPS and is suitable for a variety of applications requiring high-speed data conversion.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Resolution | 14 bits | - | - | - |
| Sampling Rate | 170 MSPS / 210 MSPS / 250 MSPS | - | - | MSPS |
| Input Clock Rate | - | 625 MHz | - | MHz |
| Input Frequency Range | - | Up to 350 MHz | - | MHz |
| Supply Voltage | - | 1.8 V | - | V |
| Output Type | - | LVDS (ANSI-644 levels) | - | - |
| Total Power Consumption | - | 390 mW at 250 MSPS | - | mW |
| Operating Temperature Range | -40°C | - | +85°C | °C |
| Package Type | - | 32-Lead LFCSP | - | - |
Key Features
- Integrated 14-bit ADC with sampling speeds of up to 250 MSPS.
- Operation from a single 1.8 V supply and a separate digital output driver supply accommodating LVDS outputs.
- Proprietary differential input maintains excellent SNR performance for input frequencies of up to 350 MHz.
- 3-pin, 1.8 V SPI port for register programming and readback.
- Pin compatibility with the AD9634 and AD6672, allowing simple migration between different resolutions.
- Integrated voltage reference and duty cycle stabilizer (DCS) to maintain excellent performance.
- Flexible analog input range of 1.4 V p-p to 2.0 V p-p (1.75 V p-p nominal).
- Flexible power-down options for significant power savings.
Applications
- Communications systems, including diversity radio systems and multimode digital receivers (3G, TD-SCDMA, WiMax, WCDMA, CDMA2000, GSM, EDGE, LTE).
- I/Q demodulation systems and smart antenna systems.
- General-purpose software radios.
- Ultrasound equipment.
- Broadband data applications.
Q & A
- What is the resolution of the AD9642BCPZ-210?
The AD9642BCPZ-210 is a 14-bit analog-to-digital converter.
- What are the sampling rates supported by the AD9642BCPZ-210?
The AD9642BCPZ-210 supports sampling rates of up to 170 MSPS, 210 MSPS, and 250 MSPS.
- What is the maximum input clock rate for the AD9642BCPZ-210?
The maximum input clock rate is 625 MHz.
- What type of output does the AD9642BCPZ-210 provide?
The AD9642BCPZ-210 provides LVDS (ANSI-644 levels) outputs.
- What is the total power consumption of the AD9642BCPZ-210 at 250 MSPS?
The total power consumption at 250 MSPS is approximately 390 mW.
- What is the operating temperature range of the AD9642BCPZ-210?
The operating temperature range is from -40°C to +85°C.
- What package type is the AD9642BCPZ-210 available in?
The AD9642BCPZ-210 is available in a 32-Lead LFCSP package.
- Does the AD9642BCPZ-210 have an integrated voltage reference?
Yes, the AD9642BCPZ-210 has an integrated voltage reference.
- How is the AD9642BCPZ-210 programmed and controlled?
The AD9642BCPZ-210 is programmed and controlled using a 3-pin, 1.8 V SPI-compatible serial interface.
- What are some common applications of the AD9642BCPZ-210?
Common applications include communications systems, I/Q demodulation systems, smart antenna systems, general-purpose software radios, ultrasound equipment, and broadband data applications.
