Datasheet AD8655, AD8656 (Analog Devices) - 9

Data Sheet AD8655/AD8656 120 –45 6 VS = ±2.5V VS = ±2.5V 100 CLOAD = 11.5pF VIN = 5V PHASE MARGIN = 69° 5 G = +1 80 –90 4 60 40 –135 3 GAIN (dB) OUTPUT (V) 20 2 PHASE SHIFT (Degrees) 0 –180 1 –20 –40 –225 0
05304-018
10k 100k 1M 10M 100M
05304-015
10k 100k 1M 10M FREQUENCY (Hz) FREQUENCY (Hz)
Figure 21. Open-Loop Gain and Phase vs. Frequency Figure 24. Maximum Output Swing vs. Frequency
140.00 T V V S = ±2.5V S = ±2.5V C R L = 100pF L = 10k
Ω
GAIN = +1 130.00 VIN = 4V 120.00 (dB) 2 (1V/DIV) VOA OUT 110.00 V 100.00
05304-022
90.00
05304-016
TIME (10
µ
s/DIV) –50 0 50 100 150 TEMPERATURE (°C)
Figure 22. Large Signal Open-Loop Gain vs. Temperature Figure 25. Large Signal Response
50 T VS = ±2.5V VS = ±2.5V R C 40 L = 1M
Ω
L = 100pF CL = 47pF G = +1 30 20 2 (100mV/DIV) 10 OUTV 0 CLOSED-LOOP GAIN (dB) –10
05304-023 05304-017
–20 1k 10k 100k 1M 10M 100M TIME (1
µ
s/DIV) FREQUENCY (Hz)
Figure 23. Closed-Loop Gain vs. Frequency Figure 26. Small Signal Response Rev. E | Page 9 of 20 Document Outline Features Applications Pin Configurations General Description Table of Contents Revision History Specifications Absolute Maximum Ratings ESD Caution Typical Performance Characteristics Theory of Operation Applications Information Input Overvoltage Protection Input Capacitance Driving Capacitive Loads THD Readings vs. Common-Mode Voltage Layout, Grounding, and Bypassing Considerations Power Supply Bypassing Grounding Leakage Currents Outline Dimensions Ordering Guide Automotive Products