Datasheet AD8336 (Analog Devices) - 9

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Data Sheet AD8336 20 50 VGAIN = +0.7V 0 +0.5V 40 ) –20 (mV 30 E –40 +0.2V AG –60 20 0V OLT B) V –80 d T 10 E N ( –0.2V –100 AI G –120 0 T OFFS U –0.5V –140 TP –10 –0.7V OU –160 VS = ±12V –20 –180 VS = ±5V VS = ±3V –200 –30 –0.8 –0.6 –0.4 –0.2 0 0.2 0.4 0.6 0.8
018 015
100k 1M 10M 100M 200M VGAIN (V) FREQUENCY (Hz)
06228- 06228- Figure 15. Output Offset Voltage vs. V Figure 18. Frequency Response for Various Values of V GAIN for GAIN Three Values of Supply Voltage (V (See Figure 57) S)
30 50 VGAIN = +0.7V SAMPLE SIZE = 60 UNITS +0.5V VGAIN = 0.7V 40 20 30 10 +0.2V 20 0V 0 B) ITS d –240 –200 –160 –120 –80 –40 0 40 80 N 10 OUTPUT OFFSET (mV) N ( –0.2V AI G OF U 30 % 0 SAMPLE SIZE = 60 UNITS V –0.5V GAIN = 0V 20 –10 –0.7V 10 –20 LOW POWER MODE –30 0 100k 1M 10M 100M 200M –24 –20 –16 –12 –8 –4 0 4 8
019 016
FREQUENCY (Hz) OUTPUT OFFSET (mV)
06228- 06228- Figure 16. Output Offset Histogram Figure 19. Frequency Response for Various Values of VGAIN, Low Power Mode (See Figure 57)
50 70 60 UNITS VGAIN = +0.7V 60 +0.5V 40 50 +0.2V 40 30 ITS B) N d 0V U N ( 30 OF AI G –0.2V % 20 20 10 –0.5V 10 –0.7V 0 PREAMP GAIN = 20× 0 –10 100k 1M 10M 100M 200M 16.25 16.30 16.35 16.40 16.45 16.50 16.55
020 017
INTERCEPT (dB) FREQUENCY (Hz)
06228- 06228- Figure 17. Intercept Histogram Figure 20. Frequency Response for Various Values of VGAIN When the Preamplifier Gain is 20× (See Figure 57) Rev. F | Page 9 of 27 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS THEORY OF OPERATION OVERVIEW PREAMPLIFIER VGA SETTING THE GAIN NOISE OFFSET VOLTAGE APPLICATIONS INFORMATION AMPLIFIER CONFIGURATION PREAMPLIFIER Circuit Configuration for Noninverting Gain Circuit Configuration for Inverting Gain USING THE POWER ADJUST FEATURE DRIVING CAPACITIVE LOADS EVALUATION BOARD OPTIONAL CIRCUITRY BOARD LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE