Datasheet AD8226 (Analog Devices) - 7

link to page 21 link to page 7 link to page 7
AD8226 Data Sheet ARZ, ARMZ BRZ, BRMZ Parameter Conditions Min Typ Max Min Typ Max Unit
Settling Time 0.01% 2 V step G = 1 6 6 µs G = 10 6 6 µs G = 100 35 35 µs G = 1000 350 350 µs Slew Rate G = 1 0.4 0.4 V/µs G = 5 to 100 0.6 0.6 V/µs GAIN G = 1 + (49.4 kΩ/RG) Gain Range 1 1000 1 1000 V/V Gain Error G = 1 VOUT = 0.8 V to 1.8 V 0.04 0.01% % G = 5 to 1000 VOUT = 0.2 V to 2.5 V 0.3 0.1% % Gain vs. Temperature2 G = 1 TA = −40°C to +85°C 5 1 ppm/°C TA = +85°C to +125°C 5 2 ppm/°C G > 1 TA = −40°C to +125°C −100 −100 ppm/°C INPUT −VS = 0 V, +VS = 2.7 V to 36 V Input Impedance Differential 0.8||2 0.8||2 GΩ||pF Common Mode 0.4||2 0.4||2 GΩ||pF Input Operating Voltage Range3 TA = +25°C −0.1 +VS − 0.7 −0.1 +VS − 0.7 V TA = −40°C −0.15 +VS − 0.9 −0.15 +VS − 0.9 V TA = +125°C −0.05 +VS − 0.6 −0.05 +VS − 0.6 V Input Overvoltage Range TA = −40°C to +125°C +VS − 40 −VS + 40 +VS − 40 −VS + 40 OUTPUT Output Swing RL = 10 kΩ to 1.35 V, 0.1 +VS − 0.1 0.1 +VS − 0.1 V TA = −40°C to +125°C Short-Circuit Current 13 13 mA POWER SUPPLY Operating Range Single-supply operation 2.2 36 2.2 36 V Quiescent Current TA = +25°C, −VS = 0 V, +VS = 2.7 V 325 400 325 400 µA TA = −40°C, −VS = 0 V, +VS = 2.7 V 250 325 250 325 µA TA = +85°C, −VS = 0 V, +VS = 2.7 V 425 500 425 500 µA TA = +125°C, −VS = 0 V, +VS = 2.7 V 475 550 475 550 µA TEMPERATURE RANGE −40 +125 −40 +125 °C 1 Input stage uses pnp transistors; therefore, input bias current always flows out of the part. 2 The values specified for G > 1 do not include the effects of the external gain-setting resistor, RG. 3 Input voltage range of the AD8226 input stage. The input range depends on the common-mode voltage, the differential voltage, the gain, and the reference voltage. See the Input Voltage Range section for more information. Rev. C | Page 6 of 28 Document Outline Features Applications Pin Configuration General Description Revision History Specifications Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Theory of Operation Architecture Gain Selection Reference Terminal Input Voltage Range Performance Across Temperature Recommendation for Best Performance Layout Common-Mode Rejection Ratio Over Frequency Power Supplies References Input Bias Current Return Path Input Protection Radio Frequency Interference (RFI) Applications Information Differential Drive Tips for Best Differential Output Performance Precision Strain Gage Driving an ADC Outline Dimensions Ordering Guide