Overview
The AD9642BCPZ-170 is a 14-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed to support communications applications where low cost, small size, wide bandwidth, and versatility are essential. The ADC features a multistage, differential pipelined architecture with integrated output error correction logic, ensuring high performance and reliability. It operates from a single 1.8 V supply and has a separate digital output driver supply to accommodate LVDS outputs. The AD9642BCPZ-170 is available in a 32-lead Lead Frame Chip Scale Package (LFCSP) and is specified over the industrial temperature range of −40°C to +85°C.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 14 bits | |
| Sampling Rate | Up to 170 MSPS | MSPS |
| Input Frequency Range | Up to 350 MHz | MHz |
| Supply Voltage | 1.8 V | V |
| Digital Output | LVDS (ANSI-644 levels) | |
| Input Clock Rate | Up to 625 MHz | MHz |
| Power Consumption | 390 mW at 250 MSPS | mW |
| Temperature Range | −40°C to +85°C | °C |
| Package Type | 32-Lead LFCSP (5mm x 5mm x 0.75mm) |
Key Features
- Integrated 14-bit ADC with sampling speeds of up to 170 MSPS, 210 MSPS, and 250 MSPS.
- Proprietary differential input maintains excellent SNR performance for input frequencies of up to 350 MHz.
- Internal ADC voltage reference and duty cycle stabilizer (DCS) to compensate for variations in the ADC clock duty cycle.
- Flexible analog input range of 1.4 V p-p to 2.0 V p-p (1.75 V p-p nominal).
- 3-pin, 1.8 V SPI port for register programming and readback.
- Pin compatibility with the AD9634 and AD6672, allowing simple migration between different bit resolutions.
- Flexible power-down options for significant power savings).
Applications
- Communications systems
- Diversity radio systems
- Multimode digital receivers (3G, TD-SCDMA, WiMax, WCDMA, CDMA2000, GSM, EDGE, LTE)
- I/Q demodulation systems
- Smart antenna systems
- General-purpose software radios
- Ultrasound equipment
- Broadband data applications).
Q & A
- What is the resolution of the AD9642BCPZ-170?
The AD9642BCPZ-170 has a resolution of 14 bits).
- What are the sampling rates supported by the AD9642BCPZ-170?
The AD9642BCPZ-170 supports sampling rates of up to 170 MSPS, 210 MSPS, and 250 MSPS).
- What is the input frequency range of the AD9642BCPZ-170?
The input frequency range of the AD9642BCPZ-170 is up to 350 MHz).
- What type of digital output does the AD9642BCPZ-170 use?
The AD9642BCPZ-170 uses LVDS (ANSI-644 levels) digital outputs).
- How is the AD9642BCPZ-170 powered?
The AD9642BCPZ-170 operates from a single 1.8 V supply and has a separate digital output driver supply).
- What is the power consumption of the AD9642BCPZ-170 at 250 MSPS?
The power consumption of the AD9642BCPZ-170 at 250 MSPS is 390 mW).
- What is the temperature range for the AD9642BCPZ-170?
The AD9642BCPZ-170 is specified over the industrial temperature range of −40°C to +85°C).
- What package type is the AD9642BCPZ-170 available in?
The AD9642BCPZ-170 is available in a 32-Lead LFCSP (5mm x 5mm x 0.75mm)).
- Does the AD9642BCPZ-170 have an internal voltage reference?
Yes, the AD9642BCPZ-170 has an integrated ADC voltage reference).
- How is the AD9642BCPZ-170 programmed?
The AD9642BCPZ-170 is programmed using a 3-pin, 1.8 V SPI-compatible serial interface).
