Overview
The AD9644BCPZ-80 is a high-performance, dual 14-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed for high-speed applications, offering sampling rates of up to 80 MSPS. It features a multistage, differential pipelined architecture with integrated output error correction logic and wide bandwidth differential sample-and-hold analog input amplifiers. The AD9644BCPZ-80 is optimized for communications and other high-performance applications where low power consumption, small size, and versatility are crucial.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Resolution | 14 | 14 | 14 | Bits |
| Sampling Rate | - | 80 | - | MSPS |
| Supply Voltage | - | 1.8 | - | V |
| Power Consumption | - | 423 | - | mW |
| Signal-to-Noise Ratio (SNR) | - | 73.7 | - | dBFS at 70 MHz and 80 MSPS |
| Spurious-Free Dynamic Range (SFDR) | - | 92 | - | dBc at 70 MHz and 80 MSPS |
| Input Noise | - | -148.6 | - | dBFS/Hz at 180 MHz and 80 MSPS |
| Package Type | - | 48-Lead LFCSP (7mm x 7mm x 0.85mm) | - | - |
| Operating Temperature Range | -40 | - | 85 | °C |
Key Features
- JESD204A coded serial digital outputs, supporting up to 1.6 Gbps per channel data rate or 3.2 Gbps with a single shared data link for both ADCs.
- High SNR and SFDR performance: SNR = 73.7 dBFS and SFDR = 92 dBc at 70 MHz and 80 MSPS.
- Low power consumption: 423 mW at 80 MSPS.
- Operation from a single 1.8 V power supply.
- IF sampling frequencies up to 250 MHz.
- Integer 1-to-8 input clock divider.
- Proprietary differential input maintaining excellent SNR performance for input frequencies up to 250 MHz.
- Flexible power-down options for significant power savings.
- Programming via a 3-wire SPI-compatible serial interface.
Applications
- Communications systems
- Diversity radio systems
- Multimode digital receivers (3G, 4G, GSM, EDGE, W-CDMA, LTE, CDMA2000, WiMAX, TD-SCDMA)
- I/Q demodulation systems
- Smart antenna systems
- General-purpose software radios
- Broadband data applications
- Ultrasound equipment.
Q & A
- What is the resolution of the AD9644BCPZ-80 ADC?
The AD9644BCPZ-80 has a resolution of 14 bits.
- What are the sampling rates supported by the AD9644BCPZ-80?
The AD9644BCPZ-80 supports sampling rates of up to 80 MSPS).
- What is the supply voltage for the AD9644BCPZ-80?
The AD9644BCPZ-80 operates from a single 1.8 V power supply).
- What is the power consumption of the AD9644BCPZ-80 at 80 MSPS?
The power consumption is approximately 423 mW at 80 MSPS).
- What serial interface does the AD9644BCPZ-80 use for output data?
The AD9644BCPZ-80 uses the JESD204A high-speed serial interface).
- What is the package type of the AD9644BCPZ-80?
The AD9644BCPZ-80 is available in a 48-lead LFCSP package (7mm x 7mm x 0.85mm)).
- What is the operating temperature range of the AD9644BCPZ-80?
The operating temperature range is from -40°C to +85°C).
- What are some of the key applications for the AD9644BCPZ-80?
Key applications include communications systems, diversity radio systems, multimode digital receivers, I/Q demodulation systems, smart antenna systems, and general-purpose software radios).
- How is the AD9644BCPZ-80 programmed and controlled?
Programming and control are accomplished using a 3-wire SPI-compatible serial interface).
- What are the flexible power-down options available for the AD9644BCPZ-80?
The AD9644BCPZ-80 offers flexible power-down options to allow significant power savings when desired).
