Overview
The AD9683BCPZRL7-250, produced by Analog Devices Inc., is a high-performance 14-bit analog-to-digital converter (ADC) designed for applications requiring low cost, small size, wide bandwidth, and versatility. This ADC features a multistage, differential pipelined architecture with integrated output error correction logic, ensuring excellent performance across various input frequencies. It supports sampling speeds of up to 250 MSPS, making it suitable for high-speed data conversion in communication systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 14-bit | |
| Sampling Rate | Up to 250 MSPS | |
| Input Range | 1.75 V p-p full-scale differential input | |
| Signal-to-Noise Ratio (SNR) | Up to 72.3 dBFS at 30 MHz input frequency | dBFS |
| Power Supply | Single 1.8 V | V |
| Package | 32-Lead LFCSP (5mm x 5mm x 0.75mm) | |
| Operating Temperature | −40°C to +85°C | °C |
| Serial Interface | JESD204B, up to 5 Gbps lane rate | |
| Clock Input | Optional RF clock input, on-chip PLL |
Key Features
- Integrated 14-bit ADC with sampling speeds of up to 250 MSPS.
- Configurable JESD204B output block supporting lane rates up to 5 Gbps.
- On-chip phase-locked loop (PLL) for generating the JESD204B data rate clock from a single ADC sampling clock.
- Optional radio frequency (RF) clock input to ease system board design.
- Proprietary differential input maintaining excellent SNR performance for input frequencies up to 400 MHz.
- Operation from a single 1.8 V power supply.
- Standard serial port interface (SPI) for setup and control, including clock DCS, power-down, test modes, voltage reference mode, overrange fast detection, and serial output configuration.
- Duty cycle stabilizer (DCS) to compensate for variations in the ADC clock duty cycle.
- Programmable overrange level detection via dedicated fast detect pins.
Applications
- Communications systems.
- Diversity radio systems.
- Multimode digital receivers (3G, TD-SCDMA, WiMAX, W-CDMA, CDMA2000, GSM, EDGE, LTE).
Q & A
- What is the resolution of the AD9683BCPZRL7-250 ADC?
The AD9683BCPZRL7-250 is a 14-bit analog-to-digital converter.
- What are the sampling rates supported by the AD9683BCPZRL7-250?
The AD9683BCPZRL7-250 supports sampling rates of up to 250 MSPS.
- What is the input range of the AD9683BCPZRL7-250?
The input range is 1.75 V p-p full-scale differential input.
- What is the signal-to-noise ratio (SNR) of the AD9683BCPZRL7-250?
The SNR can be up to 72.3 dBFS at a 30 MHz input frequency.
- What power supply does the AD9683BCPZRL7-250 require?
The AD9683BCPZRL7-250 operates from a single 1.8 V power supply.
- What package type is the AD9683BCPZRL7-250 available in?
The AD9683BCPZRL7-250 is available in a 32-Lead LFCSP package.
- What is the operating temperature range of the AD9683BCPZRL7-250?
The operating temperature range is −40°C to +85°C.
- What serial interface does the AD9683BCPZRL7-250 support?
The AD9683BCPZRL7-250 supports the JESD204B serial interface with lane rates up to 5 Gbps.
- Does the AD9683BCPZRL7-250 have an on-chip PLL?
Yes, the AD9683BCPZRL7-250 features an on-chip phase-locked loop (PLL) for generating the JESD204B data rate clock.
- What is the purpose of the duty cycle stabilizer (DCS) in the AD9683BCPZRL7-250?
The duty cycle stabilizer (DCS) compensates for variations in the ADC clock duty cycle to maintain excellent performance.
