Datasheet LT1112, LT1114 (Analog Devices) - 6
| Fabricante | Analog Devices |
| Descripción | Dual/Quad Low Power Precision, Picoamp Input Op Amps |
| Páginas / Página | 16 / 6 — ELECTRICAL CHARACTERISTICS. Note 5:. Note 10:. Note 6:. Note 11:. Note … |
| Formato / tamaño de archivo | PDF / 348 Kb |
| Idioma del documento | Inglés |
ELECTRICAL CHARACTERISTICS. Note 5:. Note 10:. Note 6:. Note 11:. Note 7:. Note 12:. Note 8:. Note 9:
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LT1112/LT1114
ELECTRICAL CHARACTERISTICS Note 5:
Offset voltage, supply current and power supply rejection ratio are
Note 10:
These parameters are not tested. More than 99% of the op amps measured at the minimum supply voltage. tested during product characterization have passed the maximum limits.
Note 6:
Matching parameters are the difference between amplifiers A and 100% passed at 1kHz. D and between B and C on the LT1114; between the two amplifiers on the
Note 11:
The LT1112AC/LT1112C/LT1112S8/LT1112I and LT1114AC/ LT1112. LT1114C/LT1114S/LT1114I are guaranteed functional over the
Note 7:
This parameter is the difference between two noninverting input temperature range of –40°C to 85°C. bias currents.
Note 12:
The LT1112AC/LT1112C/LT1112S8/LT1114AC/LT1114C/
Note 8:
∆CMRR and ∆PSRR are defined as follows: (1) CMRR and PSRR LT1114S are guaranteed to meet specified performance from 0°C to 70°C are measured in µV/V on the individual amplifiers. (2) The difference is and are designed, characterized and expected to meet specified calculated between the matching sides in µV/V. (3) The result is converted performance from –40°C to 85°C, but are not tested or QA sampled at to dB. these temperatures. The LT1112I/LT1114I are guaranteed to meet
Note 9:
This parameter is not 100% tested. specified performance from –40°C to 85°C.
W U TYPICAL PERFOR A CE CHARACTERISTICS Input Bias and Offset Current, Noninverting Bias Current Match Input Bias Current Over Distribution of Input Bias Current vs Temperature Common Mode Range (In All Packages Except LT1114S)
200 150 30 V V S = ±15V S = ±15V T T A = 25°C A = 25°C ∆ 100 I + R B INCM = 800GΩ 100 I 50 20 OS DEVICE WITH POSITIVE INPUT CURRENT 0 IB (UNDERCANCELLED) 0 DEVICE WITH NEGATIVE INPUT CURRENT –50 I – PERCENT OF UNITS 10 –100 B (OVERCANCELLED) INPUT BIAS CURRENT (pA) IB + –100 VCM INPUT BIAS, OFFSET, MATCH CURRENT (pA) VS = ±15V –200 –150 0 –75 –50 –25 0 25 50 75 100 125 –15 –10 –5 0 5 10 15 –300 –200 –100 0 100 200 300 TEMPERATURE (°C) COMMON MODE INPUT VOLTAGE (V) INPUT BIAS CURRENT (pA) LT1112/14 • TPC01 LT1112/14 • TPC02 LT1112/14 • TPC03
Drift with Temperature Drift with Temperature Distribution of Offset Voltage at LT1112N8/J8, LT1114J LT1112S8, LT1114N/S VS =
±
1.0V (In All Packages)
20 25 30 850 OP AMPS TESTED V 960 OP AMPS TESTED VS = ±15V T S = ±15V A = 25°C 100 LT1112J8 240 LT1112S8 25 165 LT1112N8 20 80 LT1114N 15 80 LT1114J 40 LT1114S 20 15 15 10 10 10 PERCENT OF UNITS PERCENT OF UNITS PERCENT OF INPUTS 5 5 5 0 0 0 –0.8 –0.6 –0.4 –0.2 0 0.2 0.4 0.6 0.8 –1.4 –1.0 –0.6 –0.2 0.2 0.6 1.0 1.4 –80 –60 –40 –20 0 20 40 60 80 100 OFFSET VOLTAGE DRIFT WITH TEMPERATURE ( OFFSET VOLTAGE DRIFT WITH TEMPERATURE (µV/°C) INPUT OFFSET VOLTAGE ( µV/°C) µV) LT1112/14 • TPC04 LT1112/14 • TPC05 LT1112/14 • TPC06 111214fb 6
ELECTRICAL CHARACTERISTICS Note 5:
Offset voltage, supply current and power supply rejection ratio are
Note 10:
These parameters are not tested. More than 99% of the op amps measured at the minimum supply voltage. tested during product characterization have passed the maximum limits.
Note 6:
Matching parameters are the difference between amplifiers A and 100% passed at 1kHz. D and between B and C on the LT1114; between the two amplifiers on the
Note 11:
The LT1112AC/LT1112C/LT1112S8/LT1112I and LT1114AC/ LT1112. LT1114C/LT1114S/LT1114I are guaranteed functional over the
Note 7:
This parameter is the difference between two noninverting input temperature range of –40°C to 85°C. bias currents.
Note 12:
The LT1112AC/LT1112C/LT1112S8/LT1114AC/LT1114C/
Note 8:
∆CMRR and ∆PSRR are defined as follows: (1) CMRR and PSRR LT1114S are guaranteed to meet specified performance from 0°C to 70°C are measured in µV/V on the individual amplifiers. (2) The difference is and are designed, characterized and expected to meet specified calculated between the matching sides in µV/V. (3) The result is converted performance from –40°C to 85°C, but are not tested or QA sampled at to dB. these temperatures. The LT1112I/LT1114I are guaranteed to meet
Note 9:
This parameter is not 100% tested. specified performance from –40°C to 85°C.
W U TYPICAL PERFOR A CE CHARACTERISTICS Input Bias and Offset Current, Noninverting Bias Current Match Input Bias Current Over Distribution of Input Bias Current vs Temperature Common Mode Range (In All Packages Except LT1114S)
200 150 30 V V S = ±15V S = ±15V T T A = 25°C A = 25°C ∆ 100 I + R B INCM = 800GΩ 100 I 50 20 OS DEVICE WITH POSITIVE INPUT CURRENT 0 IB (UNDERCANCELLED) 0 DEVICE WITH NEGATIVE INPUT CURRENT –50 I – PERCENT OF UNITS 10 –100 B (OVERCANCELLED) INPUT BIAS CURRENT (pA) IB + –100 VCM INPUT BIAS, OFFSET, MATCH CURRENT (pA) VS = ±15V –200 –150 0 –75 –50 –25 0 25 50 75 100 125 –15 –10 –5 0 5 10 15 –300 –200 –100 0 100 200 300 TEMPERATURE (°C) COMMON MODE INPUT VOLTAGE (V) INPUT BIAS CURRENT (pA) LT1112/14 • TPC01 LT1112/14 • TPC02 LT1112/14 • TPC03
Drift with Temperature Drift with Temperature Distribution of Offset Voltage at LT1112N8/J8, LT1114J LT1112S8, LT1114N/S VS =
±
1.0V (In All Packages)
20 25 30 850 OP AMPS TESTED V 960 OP AMPS TESTED VS = ±15V T S = ±15V A = 25°C 100 LT1112J8 240 LT1112S8 25 165 LT1112N8 20 80 LT1114N 15 80 LT1114J 40 LT1114S 20 15 15 10 10 10 PERCENT OF UNITS PERCENT OF UNITS PERCENT OF INPUTS 5 5 5 0 0 0 –0.8 –0.6 –0.4 –0.2 0 0.2 0.4 0.6 0.8 –1.4 –1.0 –0.6 –0.2 0.2 0.6 1.0 1.4 –80 –60 –40 –20 0 20 40 60 80 100 OFFSET VOLTAGE DRIFT WITH TEMPERATURE ( OFFSET VOLTAGE DRIFT WITH TEMPERATURE (µV/°C) INPUT OFFSET VOLTAGE ( µV/°C) µV) LT1112/14 • TPC04 LT1112/14 • TPC05 LT1112/14 • TPC06 111214fb 6