Datasheet AD623 (Analog Devices) - 6
| 制造商 | Analog Devices |
| 描述 | Single and Dual-Supply, Rail-to-Rail, Low Cost Instrumentation Amplifier |
| 页数 / 页 | 24 / 6 — AD623. AD623A. AD623ARM. AD623B. Parameter. Conditions. Min. Typ. Max. … |
| 修订版 | F |
| 文件格式/大小 | PDF / 1.5 Mb |
| 文件语言 | 英语 |
AD623. AD623A. AD623ARM. AD623B. Parameter. Conditions. Min. Typ. Max. Unit. BOTH DUAL AND SINGLE SUPPLIES. Table 3
文件文字版本
AD623 AD623A AD623ARM AD623B Parameter Conditions Min Typ Max Min Typ Max Min Typ Max Unit
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, 5 V step G = 1 30 30 30 μs G = 10 20 20 20 μs 1 Does not include effects of external resistor, RG. 2 One input grounded. G = 1.
BOTH DUAL AND SINGLE SUPPLIES Table 3. AD623A AD623ARM AD623B Parameter Conditions Min Typ Max Min Typ Max Min Typ Max Unit
NOISE Voltage Noise, 1 kHz Total RTI noise = (e + ni )2 (e /G no )2 Input, Voltage Noise, eni 35 35 35 nV/√Hz Output, Voltage Noise, eno 50 50 50 nV/√Hz RTI, 0.1 Hz to 10 Hz G = 1 3.0 3.0 3.0 μV p-p G = 1000 1.5 1.5 1.5 μV p-p Current Noise f = 1 kHz 100 100 100 fA/√Hz 0.1 Hz to 10 Hz 1.5 1.5 1.5 pA p-p REFERENCE INPUT RIN 100 ± 100 ± 100 ± kΩ 20% 20% 20% IIN VIN+, VREF = 0 V 50 60 50 60 50 60 μA Voltage Range −VS +VS −VS +VS −VS +VS V Gain to Output 1 ± 1 ± 1 ± V 0.0002 0.0002 0.0002 POWER SUPPLY Operating Range Dual supply ±2.5 ±6 ±2.5 ±6 ±2.5 ±6 V Single supply 2.7 12 2.7 12 2.7 12 V Quiescent Current Dual supply 375 550 375 550 375 550 μA Single supply 305 480 305 480 305 480 μA Over Temperature 625 625 625 μA TEMPERATURE RANGE For Specified Performance −40 +85 −40 +85 −40 +85 °C Rev. D | Page 6 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
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, 5 V step G = 1 30 30 30 μs G = 10 20 20 20 μs 1 Does not include effects of external resistor, RG. 2 One input grounded. G = 1.
BOTH DUAL AND SINGLE SUPPLIES Table 3. AD623A AD623ARM AD623B Parameter Conditions Min Typ Max Min Typ Max Min Typ Max Unit
NOISE Voltage Noise, 1 kHz Total RTI noise = (e + ni )2 (e /G no )2 Input, Voltage Noise, eni 35 35 35 nV/√Hz Output, Voltage Noise, eno 50 50 50 nV/√Hz RTI, 0.1 Hz to 10 Hz G = 1 3.0 3.0 3.0 μV p-p G = 1000 1.5 1.5 1.5 μV p-p Current Noise f = 1 kHz 100 100 100 fA/√Hz 0.1 Hz to 10 Hz 1.5 1.5 1.5 pA p-p REFERENCE INPUT RIN 100 ± 100 ± 100 ± kΩ 20% 20% 20% IIN VIN+, VREF = 0 V 50 60 50 60 50 60 μA Voltage Range −VS +VS −VS +VS −VS +VS V Gain to Output 1 ± 1 ± 1 ± V 0.0002 0.0002 0.0002 POWER SUPPLY Operating Range Dual supply ±2.5 ±6 ±2.5 ±6 ±2.5 ±6 V Single supply 2.7 12 2.7 12 2.7 12 V Quiescent Current Dual supply 375 550 375 550 375 550 μA Single supply 305 480 305 480 305 480 μA Over Temperature 625 625 625 μA TEMPERATURE RANGE For Specified Performance −40 +85 −40 +85 −40 +85 °C Rev. D | Page 6 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