link to page 5 link to page 5 link to page 5 AD8421-KGDKnown Good DieParameterTest Conditions/CommentsMinTypMaxUnit DYNAMIC RESPONSE Small Signal Bandwidth −3 dB Gain = 1 10 MHz Gain = 10 10 MHz Gain = 100 2 MHz Gain = 1000 0.2 MHz Settling Time to 0.01% 10 V step Gain = 1 0.7 µs Gain = 10 0.4 µs Gain = 100 0.6 µs Gain = 1000 5 µs Settling Time to 0.001% 10 V step Gain = 1 1 µs Gain = 10 0.6 µs Gain = 100 0.8 µs Gain = 1000 6 µs Slew Rate Gain = 1 to 100 35 V/µs GAIN3 Gain = 1 + (9.9 kΩ/RG) Gain Range 1 10,000 V/V Gain Error Output voltage (VOUT) = ±10 V Gain = 1 0.05 % Gain = 10 to 1000 0.3 % Gain Nonlinearity VOUT = −10 V to +10 V Gain = 1 RL ≥ 2 kΩ 1 ppm RL = 600 Ω 1 3 ppm Gain = 10 to 1000 RL ≥ 600 Ω 30 50 ppm VOUT = −5 V to +5 V 5 10 ppm Gain vs. Temperature3 Gain = 1 5 ppm/°C Gain > 1 −50 ppm/°C INPUT Input Impedance Differential 30||3 GΩ||pF Common Mode 30||3 GΩ||pF Input Operating Voltage Range4 VS = ±2.5 V to ±18 V −VS + 2.3 +VS − 1.8 V Over Temperature TA = −40°C −VS + 2.5 +VS − 2.0 V TA = 85°C −VS + 2.1 +VS − 1.8 V OUTPUT RL = 2 kΩ Output Swing VS = ±2.5 V to ±18 V −VS + 1.2 +VS − 1.6 V Over Temperature TA = −40°C to +85°C −VS + 1.2 +VS − 1.6 V Short-Circuit Current 65 mA REFERENCE INPUT Input Reference, RIN 20 kΩ Input Current, IIN V+IN, V−IN = 0 V 20 24 µA Voltage Range −VS +VS V Reference Gain to Output 1 ± V/V 0.0001 Rev. 0 | Page 4 of 8 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 OUTLINE DIMENSIONS DIE SPECIFICATIONS AND ASSEMBLY RECOMMENDATIONS ORDERING GUIDE