Datasheet AD623 (Analog Devices) - 4
| Hersteller | Analog Devices |
| Beschreibung | Single and Dual-Supply, Rail-to-Rail, Low Cost Instrumentation Amplifier |
| Seiten / Seite | 24 / 4 — AD623. AD623A. AD623ARM. AD623B. Parameter. Conditions. Min Typ Max Min … |
| Revision | F |
| Dateiformat / Größe | PDF / 1.5 Mb |
| Dokumentensprache | Englisch |
AD623. AD623A. AD623ARM. AD623B. Parameter. Conditions. Min Typ Max Min Typ Max Min Typ Max Unit. DUAL SUPPLIES. Table 2. Min. Typ. Max. Unit
Textversion des Dokuments
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AD623 AD623A AD623ARM AD623B Parameter Conditions Min Typ Max Min Typ Max Min Typ Max Unit
INPUT Input Impedance Differential 2||2 2||2 2||2 GΩ||pF Common-Mode 2||2 2||2 2||2 GΩ||pF Input Voltage Range2 VS = 3 V to 12 V (−VS) − (+VS) − (−VS) − (+VS) − (−VS) − (+VS) − V 0.15 1.5 0.15 1.5 0.15 1.5 Common-Mode Rejection at 60 Hz with 1 kΩ Source Imbalance G = 1 VCM = 0 V to 3 V 70 80 70 80 77 86 dB G = 10 VCM = 0 V to 3 V 90 100 90 100 94 100 dB G = 100 VCM = 0 V to 3 V 105 110 105 110 105 110 dB G = 1000 VCM = 0 V to 3 V 105 110 105 110 105 110 dB OUTPUT Output Swing RL = 10 kΩ 0.01 (+VS) − 0.01 (+VS) − 0.01 (+VS) − V 0.5 0.5 0.5 RL = 100 kΩ 0.01 (+VS) − 0.01 (+VS) − 0.01 (+VS) − V 0.15 0.15 0.15 DYNAMIC RESPONSE Small Signal −3 dB Bandwidth G = 1 800 800 800 kHz G = 10 100 100 100 kHz G = 100 10 10 10 kHz G = 1000 2 2 2 kHz Slew Rate 0.3 0.3 0.3 V/μs Settling Time to 0.01% VS = 5 V G = 1 Step size: 3.5 V 30 30 30 μs G = 10 Step size: 4 V, 20 20 20 μs VCM = 1.8 V 1 Does not include effects of external resistor, RG. 2 One input grounded. G = 1.
DUAL SUPPLIES
Typical @ 25°C dual supply, VS = ±5 V, and RL = 10 kΩ, unless otherwise noted.
Table 2. AD623A AD623ARM AD623B Parameter Conditions Min Typ Max Min Typ Max Min Typ Max Unit
GAIN G = 1 + (100 k/RG) Gain Range 1 1000 1 1000 1 1000 Gain Error1 G1 VOUT = −4.8 V to +3.5 V G > 1 VOUT = 0.05 V to 4.5 V G = 1 0.03 0.10 0.03 0.10 0.03 0.05 % G = 10 0.10 0.35 0.10 0.35 0.10 0.35 % G = 100 0.10 0.35 0.10 0.35 0.10 0.35 % G = 1000 0.10 0.35 0.10 0.35 0.10 0.35 % Rev. D | Page 4 of 24 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION CONNECTION DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS SINGLE SUPPLY DUAL SUPPLIES BOTH DUAL AND SINGLE SUPPLIES ABSOLUTE MAXIMUM RATINGS ESD CAUTION TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION APPLICATIONS INFORMATION BASIC CONNECTION GAIN SELECTION REFERENCE TERMINAL INPUT AND OUTPUT OFFSET VOLTAGE INPUT PROTECTION RF INTERFERENCE GROUNDING Ground Returns for Input Bias Currents Output Buffering Single-Supply Data Acquisition System Amplifying Signals with Low Common-Mode Voltage INPUT DIFFERENTIAL AND COMMON-MODE RANGE vs. SUPPLY AND GAIN OUTLINE DIMENSIONS ORDERING GUIDE
AD623 AD623A AD623ARM AD623B Parameter Conditions Min Typ Max Min Typ Max Min Typ Max Unit
INPUT Input Impedance Differential 2||2 2||2 2||2 GΩ||pF Common-Mode 2||2 2||2 2||2 GΩ||pF Input Voltage Range2 VS = 3 V to 12 V (−VS) − (+VS) − (−VS) − (+VS) − (−VS) − (+VS) − V 0.15 1.5 0.15 1.5 0.15 1.5 Common-Mode Rejection at 60 Hz with 1 kΩ Source Imbalance G = 1 VCM = 0 V to 3 V 70 80 70 80 77 86 dB G = 10 VCM = 0 V to 3 V 90 100 90 100 94 100 dB G = 100 VCM = 0 V to 3 V 105 110 105 110 105 110 dB G = 1000 VCM = 0 V to 3 V 105 110 105 110 105 110 dB OUTPUT Output Swing RL = 10 kΩ 0.01 (+VS) − 0.01 (+VS) − 0.01 (+VS) − V 0.5 0.5 0.5 RL = 100 kΩ 0.01 (+VS) − 0.01 (+VS) − 0.01 (+VS) − V 0.15 0.15 0.15 DYNAMIC RESPONSE Small Signal −3 dB Bandwidth G = 1 800 800 800 kHz G = 10 100 100 100 kHz G = 100 10 10 10 kHz G = 1000 2 2 2 kHz Slew Rate 0.3 0.3 0.3 V/μs Settling Time to 0.01% VS = 5 V G = 1 Step size: 3.5 V 30 30 30 μs G = 10 Step size: 4 V, 20 20 20 μs VCM = 1.8 V 1 Does not include effects of external resistor, RG. 2 One input grounded. G = 1.
DUAL SUPPLIES
Typical @ 25°C dual supply, VS = ±5 V, and RL = 10 kΩ, unless otherwise noted.
Table 2. AD623A AD623ARM AD623B Parameter Conditions Min Typ Max Min Typ Max Min Typ Max Unit
GAIN G = 1 + (100 k/RG) Gain Range 1 1000 1 1000 1 1000 Gain Error1 G1 VOUT = −4.8 V to +3.5 V G > 1 VOUT = 0.05 V to 4.5 V G = 1 0.03 0.10 0.03 0.10 0.03 0.05 % G = 10 0.10 0.35 0.10 0.35 0.10 0.35 % G = 100 0.10 0.35 0.10 0.35 0.10 0.35 % G = 1000 0.10 0.35 0.10 0.35 0.10 0.35 % Rev. D | Page 4 of 24 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION CONNECTION DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS SINGLE SUPPLY DUAL SUPPLIES BOTH DUAL AND SINGLE SUPPLIES ABSOLUTE MAXIMUM RATINGS ESD CAUTION TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION APPLICATIONS INFORMATION BASIC CONNECTION GAIN SELECTION REFERENCE TERMINAL INPUT AND OUTPUT OFFSET VOLTAGE INPUT PROTECTION RF INTERFERENCE GROUNDING Ground Returns for Input Bias Currents Output Buffering Single-Supply Data Acquisition System Amplifying Signals with Low Common-Mode Voltage INPUT DIFFERENTIAL AND COMMON-MODE RANGE vs. SUPPLY AND GAIN OUTLINE DIMENSIONS ORDERING GUIDE