Datasheet AD8643 (Analog Devices) - 4
| Hersteller | Analog Devices |
| Beschreibung | Low Power, Rail-to-Rail Output, Precision JFET Quad Amplifier |
| Seiten / Seite | 8 / 4 — Input characteristics. Output characteristics. Power supply. Dynamic … |
| Dateiformat / Größe | PDF / 178 Kb |
| Dokumentensprache | Englisch |
Input characteristics. Output characteristics. Power supply. Dynamic performance. Noise performance. DLA LAND AND MARITIME
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TABLE I. Electrical performance characteristics. 1/ Test Symbol Test conditions Limits Unit VS = 5.0 V, VCM = 2.5 V Min Typ Max TA = 25°C unless otherwise noted
Input characteristics
50 1000 µV Offset voltage VOS -55°C < TA < +85°C 1.8 mV +85°C < TA < +125°C , VCM = 1.5 V 1.9 mV Input bias current IB 0.25 1 pA -55°C < TA < +125°C 180 Input offset current IOS 0.5 -55°C < TA < +125°C 60 Input voltage range 0 3 V Common mode rejection ratio CMRR VCM = 0 V to 2.5 V 74 93 dB Large signal voltage gain AVO RL = 10 kΩ, VO = 0.5 V to 4.5 V 80 140 V/mV Offset voltage drift ΔVOS/ΔT -55°C < TA < +125°C 2.5 µV/°C
Output characteristics
Output voltage high VOH 4.95 V IL = 1 mA, -55°C to +125°C 4.94 Output voltage low VOL 0.05 IL = 1 mA, -55°C to +125°C 0.01 0.05 Output current IOUT ±6 mA
Power supply
Power supply rejection ratio PSRR VS = 5 V to 26 V 90 107 dB Supply current/Amplifier ISY 195 250 µA -55°C < TA < +125°C 270
Dynamic performance
Slew rate SR 2 V/µs Gain bandwidth product GBP 2.5 MHz Phase margin øm 50 Degrees
Noise performance
Voltage noise eN p-p f = 0.1 Hz to 10 Hz 4.0 µV p-p Voltage noise density eN f = 1 kHz 28.5 nV/√Hz Current noise density iN f = 1 kHz 0.5 fA/√Hz See footnote at end of table.
DLA LAND AND MARITIME
SIZE CODE IDENT NO. DWG NO.
COLUMBUS, OHIO A 16236 V62/12653
REV PAGE 4 Document Outline DESCRIPTION REV REV PMIC N/A TITLE SIZE A V62/12653 REV
Input characteristics
50 1000 µV Offset voltage VOS -55°C < TA < +85°C 1.8 mV +85°C < TA < +125°C , VCM = 1.5 V 1.9 mV Input bias current IB 0.25 1 pA -55°C < TA < +125°C 180 Input offset current IOS 0.5 -55°C < TA < +125°C 60 Input voltage range 0 3 V Common mode rejection ratio CMRR VCM = 0 V to 2.5 V 74 93 dB Large signal voltage gain AVO RL = 10 kΩ, VO = 0.5 V to 4.5 V 80 140 V/mV Offset voltage drift ΔVOS/ΔT -55°C < TA < +125°C 2.5 µV/°C
Output characteristics
Output voltage high VOH 4.95 V IL = 1 mA, -55°C to +125°C 4.94 Output voltage low VOL 0.05 IL = 1 mA, -55°C to +125°C 0.01 0.05 Output current IOUT ±6 mA
Power supply
Power supply rejection ratio PSRR VS = 5 V to 26 V 90 107 dB Supply current/Amplifier ISY 195 250 µA -55°C < TA < +125°C 270
Dynamic performance
Slew rate SR 2 V/µs Gain bandwidth product GBP 2.5 MHz Phase margin øm 50 Degrees
Noise performance
Voltage noise eN p-p f = 0.1 Hz to 10 Hz 4.0 µV p-p Voltage noise density eN f = 1 kHz 28.5 nV/√Hz Current noise density iN f = 1 kHz 0.5 fA/√Hz See footnote at end of table.
DLA LAND AND MARITIME
SIZE CODE IDENT NO. DWG NO.
COLUMBUS, OHIO A 16236 V62/12653
REV PAGE 4 Document Outline DESCRIPTION REV REV PMIC N/A TITLE SIZE A V62/12653 REV