Overview
The AD9644BCPZRL7-155 is a high-performance, dual 14-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed for applications requiring high speed, low power consumption, and compact size. The AD9644 features a multistage, differential pipelined architecture with integrated output error correction logic and wide bandwidth differential sample-and-hold analog input amplifiers. It supports sampling speeds of either 80 MSPS or 155 MSPS, making it suitable for a variety of high-speed data acquisition and communication systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 14-bit | |
| Sampling Rate | 80 MSPS / 155 MSPS | |
| SNR at 70 MHz and 80 MSPS | 73.7 dBFS | |
| SNR at 70 MHz and 155 MSPS | 71.7 dBFS | |
| SFDR at 70 MHz and 80 MSPS | 92 dBc | |
| SFDR at 70 MHz and 155 MSPS | 92 dBc | |
| Power Consumption at 80 MSPS | 423 mW | |
| Power Consumption at 155 MSPS | 567 mW | |
| Supply Voltage | 1.8 V | |
| Input Noise at 180 MHz and 80 MSPS | -148.6 dBFS/Hz | |
| Input Noise at 180 MHz and 155 MSPS | -150.3 dBFS/Hz | |
| Package Type | 48-Lead LFCSP (7mm x 7mm x 0.85mm) | |
| Operating Temperature Range | -40°C to +85°C |
Key Features
- JESD204A coded serial digital outputs
- High speed serial output interface with data rates up to 1.6 Gbps per channel or 3.2 Gbps using a single shared data link
- Proprietary differential input maintaining excellent SNR performance for input frequencies up to 250 MHz
- Operation from a single 1.8 V power supply
- Integrated voltage reference and duty cycle stabilizer
- Flexible power-down options for significant power savings
- Programming via a 3-wire SPI-compatible serial interface
- Independent synchronization inputs (DSYNC) for each channel
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 AD9644BCPZRL7-155 ADC?
The AD9644BCPZRL7-155 is a 14-bit analog-to-digital converter.
- What are the sampling rates supported by the AD9644BCPZRL7-155?
The AD9644BCPZRL7-155 supports sampling rates of either 80 MSPS or 155 MSPS.
- What is the SNR performance of the AD9644BCPZRL7-155 at 70 MHz and 80 MSPS?
The SNR at 70 MHz and 80 MSPS is 73.7 dBFS.
- What is the power consumption of the AD9644BCPZRL7-155 at 155 MSPS?
The power consumption at 155 MSPS is 567 mW.
- What type of serial output interface does the AD9644BCPZRL7-155 use?
The AD9644BCPZRL7-155 uses a JESD204A coded serial digital output interface.
- What is the operating temperature range of the AD9644BCPZRL7-155?
The operating temperature range is -40°C to +85°C.
- How is the AD9644BCPZRL7-155 programmed and controlled?
Programming and control are accomplished using a 3-wire SPI-compatible serial interface.
- What types of applications is the AD9644BCPZRL7-155 suitable for?
The AD9644BCPZRL7-155 is suitable for communications systems, diversity radio systems, multimode digital receivers, I/Q demodulation systems, smart antenna systems, general-purpose software radios, broadband data applications, and ultrasound equipment.
- What is the package type of the AD9644BCPZRL7-155?
The AD9644BCPZRL7-155 is available in a 48-Lead LFCSP package.
- Does the AD9644BCPZRL7-155 support flexible power-down options?
