Datasheet AD8131 (Analog Devices) - 10

AD8131 TYPICAL PERFORMANCE CHARACTERISTICS 12 VOUT = 2V p-p VS =
±
5V 9 1500
Ω
MSOP 6 B) 750
Ω
d 49.9
Ω
AD8131 RL, dm = 200
Ω
GAIN ( 3 SOIC 750
Ω
24.9
Ω
0 1500
Ω 01072-004
–3
01072-007
1 10 100 1000 FREQUENCY (MHz)
Figure 5. Basic Test Circuit Figure 8. Large Signal Frequency Response
12 12 VOUT = 200mV p-p VOUT = 2V p-p VS =
±
5V 9 9 MSOP VS =
±
5V 6 6 B) B) d d GAIN ( V 3 GAIN ( 3 S = +5V SOIC 0 0 –3
01072-005
–3
01072-008
1 10 100 1000 1 10 100 1000 FREQUENCY (MHz) FREQUENCY (MHz)
Figure 6. Small Signal Frequency Response Figure 9. Large Signal Frequency Response
12 VOUT = 200mV p-p 9 1500
Ω
VS =
±
5V 2:1 TRANSFORMER 6 B) d 750
Ω
300
Ω
HPF LPF ZIN = 50
Ω
GAIN ( 3 AD8131 49.9
Ω
750
Ω
300
Ω
VS = +5V 24.9
Ω
0 1500
Ω 01072-009
–3
01072-006
1 10 100 1000 FREQUENCY (MHz)
Figure 7. Small Signal Frequency Response Figure 10. Harmonic Distortion Test Circuit (RL, dm = 800 Ω) Rev. B | Page 9 of 20 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION SPECIFICATIONS ±DIN TO ±OUT SPECIFICATIONS VOCM TO ±OUT SPECIFICATIONS ±DIN TO ±OUT SPECIFICATIONS VOCM TO ±OUT SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS OPERATIONAL DESCRIPTION THEORY OF OPERATION ANALYZING AN APPLICATION CIRCUIT CLOSED-LOOP GAIN ESTIMATING THE OUTPUT NOISE VOLTAGE CALCULATING THE INPUT IMPEDANCE OF AN APPLICATION CIRCUIT INPUT COMMON-MODE VOLTAGE RANGE IN SINGLE-SUPPLY APPLICATIONS SETTING THE OUTPUT COMMON-MODE VOLTAGE DRIVING A CAPACITIVE LOAD APPLICATIONS TWISTED-PAIR LINE DRIVER 3 V SUPPLY DIFFERENTIAL A-TO-D DRIVER UNITY-GAIN, SINGLE-ENDED-TO-DIFFERENTIAL DRIVER OUTLINE DIMENSIONS ORDERING GUIDE