Dual, 7th-Order, Sigma-Delta Modulator Features: 13 MHz Master Clock Frequency 0 V to +2.5 V or ±1.25 V Input Range Single Bit Output Stream 90 dB Dynamic Range Logic Outputs 3 V/5 V Compatible Power Supplies AVDD, DVDD: 5 V ± 5% DVDD1: 3 V ± 5% On-Chip 2.5 V Voltage Reference 48-Lead LQFP