Datasheet AD627 (Analog Devices) - 4

FabricanteAnalog Devices
DescripciónMicropower, Single and Dual Supply R/R Instrumentation Amplifier
Páginas / Página25 / 4 — Data Sheet. AD627. SPECIFICATIONS SINGLE SUPPLY. Table 1. AD627A. AD627B. …
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Data Sheet. AD627. SPECIFICATIONS SINGLE SUPPLY. Table 1. AD627A. AD627B. Parameter. Conditions. Min. Typ. Max. Unit

Data Sheet AD627 SPECIFICATIONS SINGLE SUPPLY Table 1 AD627A AD627B Parameter Conditions Min Typ Max Unit

Versión de texto del documento

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Data Sheet AD627 SPECIFICATIONS SINGLE SUPPLY
Typical at 25°C single supply, VS = 3 V and 5 V, and RL = 20 kΩ, unless otherwise noted.
Table 1. AD627A AD627B Parameter Conditions Min Typ Max Min Typ Max Unit
GAIN G = +5 + (200 kΩ/RG) Gain Range 5 1000 5 1000 V/V Gain Error1 VOUT = (−VS) + 0.1 to (+VS) − 0.15 G = +5 0.03 0.10 0.01 0.06 % G = +10 0.15 0.35 0.10 0.25 % G = +100 0.15 0.35 0.10 0.25 % G = +1000 0.50 0.70 0.25 0.35 % Nonlinearity G = +5 10 100 10 100 ppm G = +100 20 100 20 100 ppm Gain vs. Temperature1 G = +5 10 20 10 20 ppm/°C G > +5 −75 −75 ppm/°C VOLTAGE OFFSET Input Offset, V 2 OSI 50 250 25 150 µV Over Temperature VCM = VREF = +VS/2 445 215 µV Average TC 0.1 3 0.1 1 µV/°C Output Offset, VOSO 1000 500 µV Over Temperature 1650 1150 µV Average TC 2.5 10 2.5 10 µV/°C Offset Referred to the Input vs. Supply (PSRR) G = +5 86 100 86 100 dB G = +10 100 120 100 120 dB G = +100 110 125 110 125 dB G = +1000 110 125 110 125 dB INPUT CURRENT Input Bias Current 3 10 3 10 nA Over Temperature 15 15 nA Average TC 20 20 pA/°C Input Offset Current 0.3 1 0.3 1 nA Over Temperature 2 2 nA Average TC 1 1 pA/°C INPUT Input Impedance Differential 20||2 20||2 GΩ||pF Common-Mode 20||2 20||2 GΩ||pF Input Voltage Range3 VS = 2.2 V to 36 V (−VS) − 0.1 (+VS) − 1 (−VS) − 0.1 (+VS) – 1 V Common-Mode Rejection VREF = VS/2 Ratio3 DC to 60 Hz with 1 kΩ Source Imbalance G = +5 VS = 3 V, VCM = 0 V to 1.9 V 77 90 83 96 dB G = +5 VS = 5 V, VCM = 0 V to 3.7 V 77 90 83 96 dB OUTPUT Output Swing RL = 20 kΩ (−VS) + 25 (+VS) − 70 (−VS) + 25 (+VS) − 70 mV RL = 100 kΩ (−VS) + 7 (+VS) − 25 (−VS) + 7 (+VS) − 25 mV Short-Circuit Current Short circuit to ground ±25 ±25 mA Rev. E | Page 3 of 24 Document Outline Features Applications Functional Block Diagram General Description Table of Contents Revision History Specifications Single Supply Dual Supply Dual and Single Supplies Absolute Maximum Ratings ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Theory of Operation Using the AD627 Basic Connections Setting the Gain Reference Terminal Input Range Limitations in Single-Supply Applications Output Buffering Input and Output Offset Errors Make vs. Buy: A Typical Application Error Budget Errors Due to AC CMRR Ground Returns for Input Bias Currents Layout and Grounding Input Protection RF Interference Applications Circuits Classic Bridge Circuit 4 mA to 20 mA Single-Supply Receiver Thermocouple Amplifier Outline Dimensions Ordering Guide