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LTC2424/LTC2428 4-/8-Channel 20-Bit µPower
No Latency ∆ΣTM ADCs
FEATURES
s Pin Compatible 4-/8-Channel 20-Bit ADCs s 8ppm INL, No Missing Codes at 20 Bits s 4ppm Full-Scale Error and 0.5ppm Offset s 1.2ppm Noise s Digital Filter Settles in a Single Cycle. Each
Conversion is Accurate, Even After Changing Channels s Fast Mode: 16-Bit Noise, 12-Bit TUE at 100sps s Internal Oscillator—No External Components Required s 110dB Min, 50Hz/60Hz Notch Filter s Reference Input Voltage: 0.1V to VCC s Live Zero—Extended Input Range Accommodates 12.5% Overrange and Underrange s Single Supply 2.7V to 5.