Datasheet AD5520 (Analog Devices) - 10

AD5520 TYPICAL PERFORMANCE CHARACTERISTICS 0.0030 0.0030 VDD = +15V VDD = +15V VSS = –15V VSS = –15V MODE 3 0.0025 MODE 3 0.0025 ) % 0.0020 0.0020 (%) ITY ( R A 0.0015 ARITY 0.0015 E LIN VM 0.0010 IM LINE 0.0010 0.0005 0.0005 0
03701-005
0
03701-008
0 10 20 30 40 50 60 70 0 10 20 30 40 50 60 70 TEMPERATURE (
°
C) TEMPERATURE (
°
C)
Figure 5. Voltage Sense Amplifier Linearity vs. Temperature Figure 8. Current Sense Linearity vs. Temperature
80 140 V V I DD = +15V DD = +15V SENSE CMRR V V SS = –15V SS = –15V 70 T 120 T A = 25
°
C A = 25
°
C 60 100 50 (dB) 80 40 LITUDE CMRR (dB) 60 AMP 30 40 20 10 20 0
03701-006
0
03701-009
1 10 100 1k 10k 100k 1M 1 10 100 1k 10k 100k 1M FREQUENCY (Hz) FREQUENCY (Hz)
Figure 6. Voltage Sense Amplifier CMRR vs. Frequency Figure 9. Current Sense Amplifier CMRR vs. Frequency
10 5 0 0 CCOMP = 0.1nF –5 –10 CCOMP = 0.1nF –10 (dB) –20 (dB) –15 CCOMP = 1.0nF CCOMP = 1.0nF LITUDE –30 LITUDE –20 AMP AMP –25 –40 CCOMP = 3.3nF –30 CCOMP = 3.3nF –50 VDD = +15V VDD = +15V V –35 SS = –15V VSS = –15V TA = 25
°
C TA = 25
°
C –60
03701-007
–40
03701-010
100 1k 10k 100k 100 1k 10k 100k FREQUENCY (Hz) FREQUENCY (Hz)
Figure 7. Force Amplifier Bandwidth, Mode 0 (4 μA) Figure 10. Force Amplifier Bandwidth, Mode 1 (40 μA) Rev. B | Page 10 of 24 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS SPECIFICATIONS TIMING CHARACTERISTICS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION INTERFACE STANDBY MODE FORCE VOLTAGE OR FORCE CURRENT MEASURED PARAMETER CURRENT RANGES RS SELECTION FORCE CONTROL AMPLIFIER COMPARATOR FUNCTION AND STROBING CLAMP FUNCTION HIGH CURRENT RANGES CIRCUIT OPERATION FORCE VOLTAGE MEASURE CURRENT FORCE CURRENT MEASURE VOLTAGE SHORT CIRCUIT PROTECTION SETTLING TIME CONSIDERATIONS PCB LAYOUT AND POWER SUPPLY DECOUPLING TYPICAL CONNECTION CIRCUIT FOR THE AD5520 TYPICAL APPLICATION CIRCUIT EVALUATION BOARD FOR THE AD5520 OUTLINE DIMENSIONS ORDERING GUIDE