LT1122 データシートの表示（PDF） - Linear Technology

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LT1122

Fast Settling, JFET Input Operational Amplifier

Linear Technology 

LT1122

ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C. VS = ±15V, VCM = 0V unless otherwise noted. (Note 2)

SYMBOL PARAMETER

CONDITIONS

VOS

Input Offset Voltage

IOS

Input Offset Current

IB

Input Bias Current

Input Resistance

Differential

Common Mode

Input Capacitance

VCM = –10V to 8V

VCM = 8V to 11V

SR

Slew Rate

Settling Time (Note 2)

AV = – 1

10V to 0V, – 10V to 0V

100% Tested: A- and C-Grades to 1mV at Sum Node

B- and D-Grades to 1mV at Sum Node

All Grades to 0.5mV at Sum Node

GBW

AVOL

CMRR

Gain-Bandwidth Product Power

Bandwidth

Large-Signal Voltage Gain

Common-Mode Rejection Ratio

Input Voltage Range

VOUT = 20VP-P

VOUT = ±10V, RL = 2kΩ

VOUT = ±10V, RL = 600Ω

VCM = ±10V

(Note 4)

PSRR

Power Supply Rejection Ratio VS = ±10V to ±18V

Input Noise Voltage

0.1Hz to 10Hz

Input Noise Voltage Density

fO = 100Hz

fO = 10kHz

Input Noise Current Density fO = 100Hz, fO = 10kHz

VOUT

Output Voltage Swing

RL = 2kΩ

RL = 600Ω

IS

Supply Current

Minimum Supply Voltage

(Note 5)

Offset Adjustment Range

RPOT ≥ 10k, Wiper to V+

LT1122AM/BM

LT1122AC/BC

MIN TYP MAX

120 600

4 40

10 75

1012

1012

1011

4

60 80

340 540

350

450

14

1.2

180 500

130 250

83 99

±10.5 ±11

86 103

3.0

25

14

2

±12 ±12.5

±11.5 ±12

7.5 10

±5

±4 ±10

LT1122CM/DM

LT1122CC/DC

LT1122CS/DS

MIN TYP MAX

130 900

5 50

12 100

1012

1012

1011

4

50 75

350 590

360

470

13

1.1

150 450

110 220

80 98

±10.5 ±11

82 101

3.3

27

15

2

±12 ±12.5

±11.5 ±12

7.8 11

±5

±4 ±10

UNITS

µV

pA

pA

Ω

Ω

Ω

pF

V/µs

ns

ns

ns

MHz

MHz

V/mV

V/mV

dB

V

dB

µVP-P

nV/√Hz

nV/√Hz

fA/√Hz

V

V

mA

V

mV

For more information www.linear.com/LT1122

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