125 MSPS AIN + allows the amplifier to self-bias both input and output 100 W THS4509 100 W.7 pF ADS5500 to mid-supply. AIN CM CM 499 W 69.8 W 49.9 W RS C RG RF -1V 0.22 mF 0.22 mF 0.1 mF 0.1 mF 348 W VSignal RT VS+=3V to 5V C R O Figure 87. THS4509 + ADS5500 Circuit VOUT- RG THS 4509 R O VOUT+ CM 90
8 7 I I 6 5 4 3 I I 2 1 0 R E I S L E C Q C E D 1 7 8 7 1 14 D D 0 0 100n C85 V O R22 49E9 5 23 ADS5500_PQFP64 58 3 3 104 VCCIO4 IO 197 V D D D _ _ D D D D _ _ D D D O O D E C P N I N _ X 2 8 2 3 2 5 C C C C 3 2 Rel1 100n 100n N N 2 1 8 4 2 1 1 AVdd DRGnd N + + . D D D D C C E E E D R 2 2 2 5 G G G
