ADC32RF82 - Texas Instruments

ADC32RF82 2457.6-MSPS Telecom Receiver/Feedback

The ADC32RF82 is a 14-bit, 2457.6-MSPS, dualchannel telecom receiver and feedback device family that supports RF sampling with input frequencies up to 4 GHz and beyond. Designed for high signal-tonoise ratio (SNR), the ADC32RF82 delivers a noise spectral density of –154.1 dBFS/Hz as well as dynamic range and channel isolation over a large input frequency ran.

Features

•1 14-Bit, Dual-Channel, 2457.6-MSPS ADC
• Noise Floor:
  –154.1 dBFS/Hz
• RF Input Supports Up to 4.0 GHz
• Aperture Jitter: 90 fS
• Channel Isolation: 95 dB at fIN = 1.8 GHz
• Spectral Performance (fIN = 900 MHz,
  –2 dBFS):
  – SNR: 61.2 dBFS
  – SFDR: 67-dBc HD2, HD3
  – SFDR: 81-dBc Worst Spur
• Spectral Performance (fIN = 1.85 GHz,
  –2 dBFS):
  – SNR: 58.7 dBFS
  – SFDR: 71-dBc HD2, HD3
  – SFDR: 76-dBc Worst Spur
• On-Chip Digital Down-Converters:
  – Up to 4 DDCs (Dual-Band Mode)
  – Up to 3 Independent NCOs per DDC
• On-Chip Input Clamp for Overvoltage Protection
• Programmable On-Chip Power Detectors wit.