Datasheet AD8341 (Analog Devices) - 9

Data Sheet AD8341 90 0 –5 120 60 –10 –15 150 30 R (dBm) –20 E W –25 O –30 UT P 180 0 –35 1500MHz –40 2400MHz RF OUTP 210 330 –45 –50
04700-024
–55 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 240 300 DSOP VOLTAGE (V) 270 SDD22 PORT DIFFERENTIAL
Figure 24. Output Disable Attenuation,
S22 WITH 1 TO 1 TRANSFORMER
RF Frequency = 1900 MHz, RF Input = −5 dBm 04700-021 Figure 21. Output Impedance Smith Chart
0 2V/DIV –10 DSOP –20 3 egrees) PHASE SETPOINT = 0 D ( –30 R O R VOLTS –40 RF OUTPUT SE ER PHASE SETPOINT = 45 A –50 PH 4 100mV/DIV –60 PHASE SETPOINT = 90
04700-025 04700-022
–70 CH3 2.0V CH4 100mV M10.0ns 5.0GS/s A CH3 1.84V 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 TIME (10ns/DIV) GAIN SETPOINT
Figure 22. Phase Error vs. Gain Setpoint by Phase Setpoint, Figure 25. Output Disable Response Time, RF Frequency = 1900 MHz RF Frequency = 1900 MHz, RF Input = 0 dBm
127 126 VPOS = 5.00V 125 NT (mA) VPOS = 5.25V 124 CURRE Y L P P 123 U S VPOS = 4.75V 122
04700-023
121 –40 –30 –20 –10 0 10 20 30 40 50 60 70 80 TEMPERATURE ( C)
Figure 23. Supply Current vs. Temperature Rev. B | Page 9 of 20 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION RF QUADRATURE GENERATOR I-Q ATTENUATORS AND BASEBAND AMPLIFIERS OUTPUT AMPLIFIER NOISE AND DISTORTION GAIN AND PHASE ACCURACY RF FREQUENCY RANGE APPLICATIONS INFORMATION USING THE AD8341 RF INPUT AND MATCHING RF OUTPUT AND MATCHING DRIVING THE I-Q BASEBAND CONTROLS INTERFACING TO HIGH SPEED DACs CDMA2000 APPLICATION WCDMA APPLICATION EVALUATION BOARD OUTLINE DIMENSIONS ORDERING GUIDE