link to page 5 link to page 5 link to page 5 link to page 5 link to page 5 link to page 5 link to page 5 link to page 5 link to page 5 link to page 5 link to page 5 AD5520SPECIFICATIONS AVCC = +15 V ± 5%, AVEE = −15 V ± 5%, DVDD = 5 V ± 10%, AGND = 0 V, REFGND = 0 V, DGND = 0 V. All specifications 0°C to 70°C, unless otherwise noted. Table 1. Parameter MinTyp1Max Unit TestConditions/Comments VOLTAGE FORCE MODE Force Control Output Voltage Range ±11 V RLOAD = 10 kΩ, CLOAD = 50 pF FOH Output Impedance 70 Ω FOH0 2.5 kΩ FOH1 3 kΩ FOH2 500 Ω FOH3 60 Ω Input Offset Error ±1 ±5 mV Input Offset Error Temperature Coefficient ±10 μV/°C Gain Error 1 % Clamp Current Error2 ±1 % FS of FIN CURRENT MEASURE/FORCE Suggested values; set with external sense resistors FOH0 ±4 μA MODE0, RS = 125 kΩ FOH1 ±40 μA MODE1, RS = 12.5 kΩ FOH2 ±400 μA MODE2, RS = 12.5 kΩ FOH3 ±4 mA MODE3, RS = 125 Ω CURRENT MEASURE MODE High Sense Input Range, VMEASIxH ±11 V Linearity3 ±0.01 % FSR +11 V > VFOL > −11 V Input Bias Current ±1 ±3 nA Input Bias Current Drift1 50 pA/°C Output Offset Error ±100 mV MODE0 (±4 μA) ±100 mV MODE1 (±40 μA) ±100 mV MODE2 (±400 μA) ±100 mV MODE3 (±4 mA) Output Offset Error Temperature Coefficient ±10 μV/°C Gain Error ±0.1 ±0.35 % Gain of 16 Gain Error Temperature Coefficient4 30 ppm/°C MEASIOUT Output Load Current ±4 mA CMRR 95 dB @ DC CURRENT FORCE MODE Input Offset Error ±10 mV with MODE0, MODE1, MODE2, MODE3 Gain Error 1 % Clamp Voltage Error2 ±1 % FS of FIN VOLTAGE MEASURE MODE Differential Input Range ±11 V Low Sense Input Voltage Range ±100 mV MEASVL Linearity3 +0.005 % FSR +11 V > VMEASVH to VMEASVL > −11 V Input Offset Error ±5 ±10 mV FIN = 0 V, measured @ MEASVOUT Input Offset Error Temperature Coefficient1 ±15 μV/°C Gain Error ±0.03 ±0.15 % Gain of 1 Gain Error Temperature Coefficient4 2 ppm/°C Input Bias Current ±1 ±3 nA Input Bias Current Drift4 50 pA/°C MEASVOUT Output Load Current ±4 mA CMRR4 73 dB @ DC Rev. B | Page 3 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