LT1113 Datasheet, PDF (8/16 Pages) Linear Technology – Dual Low Noise, Precision, JFET Input Op Amps

LT1113
TYPICAL PERFOR A CE CHARACTERISTICS
Distribution of Offset Voltage Drift
with Temperature (J8)
40
V_S = ±15V
75 J8
30
150 OP AMPS
20
Distribution of Offset Voltage Drift
with Temperature (N8, S8)
40
V_S = ±15V
78 S8
30
100 N8
356 OP AMPS
20
10
10
0
–12 –10 –8 –6 –4 –2 0 2 4 6 8
OFFSET VOLTAGE DRIFT WITH TEMPERATURE (µV/°C)
1113 G19
0
–25 –20 –15 –10 –5 0 5 10 15 20 25
OFFSET VOLTAGE DRIFT WITH TEMPERATURE (µV/°C)
1113 G20
THD and Noise vs Frequency for
Noninverting Gain
1
Z_L = 2k15pF
V_O = 20V_P-P
A_V = +1, +10, +100
0.1 MEASUREMENT BANDWIDTH
= 10Hz TO 80kHz
A_V = 100
0.01
0.001
0.0001
20
A_V = 10
A_V = 1
NOISE FLOOR
100
1k
FREQUENCY (Hz)
10k 20k
1113 • G22
THD and Noise vs Frequency for
Inverting Gain
1
Z_L = 2k15pF
V_O = 20V_P-P
A_V = –1, –10, –100
0.1 MEASUREMENT BANDWIDTH
= 10Hz TO 80kHz
A_V = –100
0.01
A_V = –10
0.001
0.0001
20
A_V = –1
NOISE FLOOR
100
1k
FREQUENCY (Hz)
10k 20k
1113 G23
Warm-Up Drift
500
V_S = ±15V
T_A = 25°C
400
300
S8 PACKAGE
N8 PACKAGE
200
J8 PACKAGE
100
0
0
IN STILL AIR (S8 PACKAGE
SOLDERED ONTO BOARD)
1
2
3
4
5
6
TIME AFTER POWER ON (MINUTES)
1113 G21
Channel Separation vs Frequency
160
LIMITED BY
140
THERMAL INTERACTION
120
100
80
60
40 ^{VS = ±15V}
R_L = 1k
20 ^{VO = 10VP-P}
T_A = 25°C
LIMITED BY
PIN-TO-PIN
CAPACITANCE
0
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
1113 G24
THD and Noise vs Output
Amplitude for Noninverting Gain
1
Z_L = 2k15pF, f_O = 1kHz
A_V = +1, +10, +100
MEASUREMENT BANDWIDTH
0.1
= 10Hz TO 22kHz
0.01
0.001
0.0001
0.3
A_V = 100
A_V = 10
A_V = 1
NOISE FLOOR
1
10
OUTPUT SWING (V_P-P)
30
1113 • G25
THD and Noise vs Output
Amplitude for Inverting Gain
1
Z_L = 2k15pF, f_O = 1kHz
A_V = –1, –10, –100
MEASUREMENT BANDWIDTH
0.1 = 10Hz TO 22kHz
0.01
A_V = –100
A_V = –10
0.001 _{AV = –1}
0.0001
0.3
NOISE FLOOR
1
10
OUTPUT SWING (V_P-P)
30
1113 • G26
CCIF IMD Test (Equal Amplitude
Tones at 13kHz, 14kHz)*
0.1
V_S = ±15V
R_L = 2k
T_A = 25°C
0.01
A_V = ±10
0.001
0.0001
20m
0.1
1
OUTPUT SWING (V_P-P)
10 30
1113 • G27
* See LT1115 data sheet for definition of CCIF testing.
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