ADS1278-SP Radiation Hardened 8-Ch Simultaneous-Sampling 24-Bit Analog-to-Digital Converter

1 Features

• Radiation Hardened
  • TID 75 krad(Si)
  • TID Radiation Lot Acceptance Test (RLAT) TBD
  • Single Event Latchup (SEL) Immune to LET 68 MeV-cm²/mg @ 125°C
• Simultaneously Samples Eight Channels
• Up to 128-kSPS Data Rate
• AC Performance:
  • 63-kHz Bandwidth
  • 111-dB SNR (High-Resolution Mode)
  • –108-dB THD
• DC Accuracy:
  • 0.8-μV/°C Offset Drift
  • 1.3-ppm/°C Gain Drift
• Selectable Operating Modes:
  • High-Speed: 128 kSPS, 106-dB SNR
  • High-Resolution: 52 kSPS, 111-dB SNR
  • Low-Power: 52 kSPS, 31 mW/ch
  • Low-Speed: 10 kSPS, 7 mW/ch
• Linear Phase Digital Filter
• SPI™ or Frame-Sync Serial Interface
• Low Sampling Aperture Error
• Modulator Output Option (Digital Filter Bypass)
• Analog Supply: 5 V
• Digital Core: 1.8 V
• I/O Supply: 1.8 V to 3.3 V

2 Applications

• Space Systems (Satellite, Shuttles, Stations)
  • Satellite Temperature and Position Sensing
  • Orbital Observation Systems
  • Precision and Scientific Applications
  • High-Accuracy Instrumentation