Datasheet AD8655, AD8656 (Analog Devices) - 8

AD8655/AD8656 Data Sheet 110.00 100 VS = ±2.5V V V S = ±2.5V CM = 0V 107.00
√
Hz 1/2) 104.00 101.00 10 CMRR (dB) 98.00 95.00 VOLTAGE NOISE DENSITY (nV/ 92.00
05304-012
1
05304-019
–50 0 50 100 150 1 10 100 1k 10k 100k TEMPERATURE (°C) FREQUENCY (Hz)
Figure 15. Large Signal CMRR vs. Temperature Figure 18. Voltage Noise Density vs. Frequency
100 +PSRR V V S = ±2.5V S = ±2.5V V Vn (p-p) = 1.23
µ
V IN = 50mV 80 RL = 1M
Ω
–PSRR CL = 47pF 60 1 500nV/DIV PSRR (dB) 40 20
05304-020
0
05304-013
100 1k 10k 100k 1M 10M 100M 1s/DIV FREQUENCY (Hz)
Figure 16. Small Signal PSSR vs. Frequency Figure 19. Low Frequency Noise (0.1 Hz to 10 Hz).
110.00 T VIN V V S = ±2.5V S = ±2.5V CL = 50pF GAIN = +1 108.00 VOUT 106.00 2 1V/DIV PSRR (dB) 104.00 102.00
05304-021
100.00
05304-014
20
µ
s/DIV –50 0 50 100 150 TEMPERATURE (°C)
Figure 17. Large Signal PSSR vs. Temperature Figure 20. No Phase Reversal Rev. E | Page 8 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