Datasheet AD8665, AD8666, AD8668 (Analog Devices) - 7

AD8665/AD8666/AD8668 80 0 100 VDD = 16V VDD = 16V RL = 2kΩ TA = 25°C CL = 10pF 60 45 rees) 80 ) Deg dB ( ( T PHASE F IN 40 90 HI 60 B) GA S d E RR ( HAS S -LOOP 20 135 P P 40 N GAIN ФM = 73° P E O OP O L N- 0 180 E 20 P PSRR– O PSRR+ –20 225 0 1k 10k 100k 1M 10M
011
1k 10k 100k 1M 4M
014
FREQUENCY (Hz) FREQUENCY (Hz)
06195- 06195- Figure 13. Open-Loop Gain and Phase vs. Frequency Figure 16. Power Supply Rejection Ratio vs. Frequency
1000 100 VDD = 16V VDD = 5V TO 16V TA = 25°C ) 100 √HzV/ Y (n A T V = +100 SI ) 10 Ω EN ( 10 UT A A V = +10 V = +1 OZ ISE D 1 O E N G A T L 0.1 VO 0.01 1 100 1k 10k 100k 1M 10M 10 100 1k 10k
012 015
FREQUENCY (Hz) FREQUENCY (Hz)
06195- 06195- Figure 14. Closed-Loop Output Impedance vs. Frequency Figure 17. Voltage Noise Density vs. Frequency
120 V VDD = 5V TO 16V DD = 16V T TA = 25°C A = 25°C 100 IV) 80 D B) µV/ d 1 ( 60 RR ( GE CM OLTA 40 V 20
016
0 1k 10k 100k 1M 4M TIME (1s/DIV)
013 06195-
FREQUENCY (Hz)
06195- Figure 15. Common-Mode Rejection Ratio vs. Frequency Figure 18. 0.1 Hz to 10 Hz Voltage Noise Rev. B | Page 7 of 16 Document Outline Features Applications General Description Pin Configurations Revision History Specifications Absolute Maximum Ratings Thermal Resistance ESD Caution Typical Performance Characteristics Outline Dimensions Ordering Guide