Datasheet LT1490A, LT1491A (Analog Devices) - 6
| 制造商 | Analog Devices |
| 描述 | Dual/Quad Over-The-Top Micropower Rail-to-Rail Input and Output Op Amps |
| 页数 / 页 | 18 / 6 — ELECTRICAL CHARACTERISTICS. The. denotes specifications which apply over … |
| 文件格式/大小 | PDF / 234 Kb |
| 文件语言 | 英语 |
ELECTRICAL CHARACTERISTICS. The. denotes specifications which apply over the full operating temperature
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LT1490A/LT1491A
ELECTRICAL CHARACTERISTICS The
●
denotes specifications which apply over the full operating temperature range of – 40°C ≤ TA ≤ 85°C, otherwise specifications are at TA = 25°C. VS = ±15V, VCM = 0V, VOUT = 0V unless otherwise noted. (Note 4) LT1490AC/LT1491AC LT1490AI/LT1491AI SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
ISC Short-Circuit Current (Note 2) Short to GND ±20 ±25 mA 0°C ≤ TA ≤ 70°C ±15 mA –40°C ≤ TA ≤ 85°C ±10 mA PSRR Power Supply Rejection Ratio VS = ±1.25V to ±22V l 88 98 dB IS Supply Current per Amplifier 50 70 μA l 85 μA GBW Gain Bandwidth Product f = 1kHz 125 200 kHz 0°C ≤ TA ≤ 70°C l 110 kHz –40°C ≤ TA ≤ 85°C l 100 kHz SR Slew Rate AV = –1, RL = ∞, VO = ±10V, 0.0375 0.07 V/μs Measured at VO = ±5V 0°C ≤ TA ≤ 70°C l 0.0330 V/μs –40°C ≤ TA ≤ 85°C l 0.0300 V/μs
The
●
denotes specifications which apply over the full operating temperature range of – 40°C ≤ TA ≤ 125°C, VS = 3V, 0V; VS = 5V, 0V; VCM = VOUT = half supply unless otherwise noted. (Note 4) LT1490AH/LT1491AH SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VOS Input Offset Voltage (Note 5) LT1490AHS8 110 500 μV l 2500 μV LT1490AHMS8, LT1491AHS 220 1000 μV l 3000 μV Input Offset Voltage Drift (Note 9) l 3 6 μV/°C IOS Input Offset Current l 2 nA VCM = 44V (Note 6) l 1.5 μA IB Input Bias Current l 20 nA VCM = 44V (Note 6) l 15 μA Input Voltage Range l 0.3 44 V CMRR Common Mode Rejection Ratio VCM = 0.3V to VCC –1V l 60 dB (Note 6) VCM = 0.3V to 44V l 74 dB AVOL Large-Signal Voltage Gain VS = 3V, VO = 500mV to 2.5V, RL = 10k 200 1500 V/mV l 25 V/mV VS = 5V, VO = 500mV to 4.5V, RL = 10k 400 1500 V/mV l 50 V/mV VOL Output Voltage Swing Low VS = 3V, No Load l 15 mV VS = 3V, ISINK = 2.5mA l 450 mV VS = 5V, No Load l 15 mV VS = 5V, ISINK = 2.5mA l 500 mV VOH Output Voltage Swing High VS = 3V, No Load l 2.925 V VS = 3V, ISOURCE = 5mA l 2.350 V VS = 5V, No Load l 4.925 V VS = 5V, ISOURCE = 10mA l 4.100 V PSRR Power Supply Rejection Ratio VS = 2.5V to 12.5V, VCM = VO = 1V l 80 dB Minimum Operating Supply Voltage l 2.5 V Reverse Supply Voltage IS = –100μA per Amplifier l 18 V 14901afd 6 Document Outline FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION ORDER INFORMATION ELECTRICAL CHARACTERISTICS TYPICAL PERFORMANCE CHARACTERISTICS APPLICATIONS INFORMATION TYPICAL APPLICATIONS SIMPLIFIED SCHEMATIC PACKAGE DESCRIPTION REVISION HISTORY TYPICAL APPLICATION RELATED PARTS
ELECTRICAL CHARACTERISTICS The
●
denotes specifications which apply over the full operating temperature range of – 40°C ≤ TA ≤ 85°C, otherwise specifications are at TA = 25°C. VS = ±15V, VCM = 0V, VOUT = 0V unless otherwise noted. (Note 4) LT1490AC/LT1491AC LT1490AI/LT1491AI SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
ISC Short-Circuit Current (Note 2) Short to GND ±20 ±25 mA 0°C ≤ TA ≤ 70°C ±15 mA –40°C ≤ TA ≤ 85°C ±10 mA PSRR Power Supply Rejection Ratio VS = ±1.25V to ±22V l 88 98 dB IS Supply Current per Amplifier 50 70 μA l 85 μA GBW Gain Bandwidth Product f = 1kHz 125 200 kHz 0°C ≤ TA ≤ 70°C l 110 kHz –40°C ≤ TA ≤ 85°C l 100 kHz SR Slew Rate AV = –1, RL = ∞, VO = ±10V, 0.0375 0.07 V/μs Measured at VO = ±5V 0°C ≤ TA ≤ 70°C l 0.0330 V/μs –40°C ≤ TA ≤ 85°C l 0.0300 V/μs
The
●
denotes specifications which apply over the full operating temperature range of – 40°C ≤ TA ≤ 125°C, VS = 3V, 0V; VS = 5V, 0V; VCM = VOUT = half supply unless otherwise noted. (Note 4) LT1490AH/LT1491AH SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VOS Input Offset Voltage (Note 5) LT1490AHS8 110 500 μV l 2500 μV LT1490AHMS8, LT1491AHS 220 1000 μV l 3000 μV Input Offset Voltage Drift (Note 9) l 3 6 μV/°C IOS Input Offset Current l 2 nA VCM = 44V (Note 6) l 1.5 μA IB Input Bias Current l 20 nA VCM = 44V (Note 6) l 15 μA Input Voltage Range l 0.3 44 V CMRR Common Mode Rejection Ratio VCM = 0.3V to VCC –1V l 60 dB (Note 6) VCM = 0.3V to 44V l 74 dB AVOL Large-Signal Voltage Gain VS = 3V, VO = 500mV to 2.5V, RL = 10k 200 1500 V/mV l 25 V/mV VS = 5V, VO = 500mV to 4.5V, RL = 10k 400 1500 V/mV l 50 V/mV VOL Output Voltage Swing Low VS = 3V, No Load l 15 mV VS = 3V, ISINK = 2.5mA l 450 mV VS = 5V, No Load l 15 mV VS = 5V, ISINK = 2.5mA l 500 mV VOH Output Voltage Swing High VS = 3V, No Load l 2.925 V VS = 3V, ISOURCE = 5mA l 2.350 V VS = 5V, No Load l 4.925 V VS = 5V, ISOURCE = 10mA l 4.100 V PSRR Power Supply Rejection Ratio VS = 2.5V to 12.5V, VCM = VO = 1V l 80 dB Minimum Operating Supply Voltage l 2.5 V Reverse Supply Voltage IS = –100μA per Amplifier l 18 V 14901afd 6 Document Outline FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION ORDER INFORMATION ELECTRICAL CHARACTERISTICS TYPICAL PERFORMANCE CHARACTERISTICS APPLICATIONS INFORMATION TYPICAL APPLICATIONS SIMPLIFIED SCHEMATIC PACKAGE DESCRIPTION REVISION HISTORY TYPICAL APPLICATION RELATED PARTS