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LT1114 Datasheet(PDF) 7 Page - Linear Technology

Part # LT1114
Description  Dual/Quad Low Power Precision, Picoamp Input Op Amps
PDF  16 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LT1114 Datasheet(HTML) 7 Page - Linear Technology

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LT1112/LT1114
111214fb
Distribution of Offset Voltage
Match Drift (LT1112J8, LT1112N8,
LT1114J Packages)
Distribution of Offset
Voltage Match
∆VOS, OFFSET VOLTAGE MATCH (µV)
–100
15
20
25
60
LT1112/14 • TPC07
10
5
0
–60
–20
20
100
40
–80
–40
0
80
VS = ±15V
TA = 25°C
OFFSET VOLTAGE MATCH DRIFT (
µV/°C)
–0.8
0
5
10
15
20
–0.4
0
0.4
0.8
LT1112/14 • TPC08
25
30
–0.6
–0.2
0.2
0.6
VS = ±15V
342 PAIRS TESTED
OFFSET VOLTAGE MATCH DRIFT (
µV/°C)
–1.6
0
5
10
15
20
–1.2 –0.8 –0.4
0
LT1112/14 • TPC09
0.4
0.8
1.2
1.6
VS = ±15V
364 PAIRS TESTED
Distribution of Offset Voltage
Match Drift (LT1112S8, LT1114N,
LT1114S Packages)
TYPICAL PERFOR A CE CHARACTERISTICS
0.1Hz to 10Hz Noise
0.01Hz to 1Hz Noise
Supply Current per Amplifier
vs Supply Voltage
TIME (MONTHS)
0
–6
–4
–2
0
2
6
1
23
4
LT1112/14 • TPC14
56
4
VS = ±15V
TA = 25°C
2A
2B
1A
1B
3A
3B
Long Term Stability of Three
Representative Units
Warm-Up Drift
SUPPLY VOLTAGE (V)
0
400
500
±20
LT1112/14 • TPC15
300
200
±5
±10
±15
600
TA = 125°C
TA = 25°C
TA = –55°C
Noise Spectrum
FREQUENCY (Hz)
1
1
10
100
1000
10
100
1000
LT1112/14 • TPC10
VS = ±1V TO ±20V
TA = 25°C
CURRENT NOISE
VOLTAGE NOISE
1/fCORNER
2.5Hz
1/fCORNER
140Hz
TIME (SEC)
0
8
LT1112/14 • TPC11
2
4
6
10
VS = ±15V
TA = 25°C
TIME AFTER POWER ON (MINUTES)
0
0
1
2
3
0.5
1.0
1.5
2.0
LT1112/14 • TPC13
2.5
VS = ±15V
TA = 25°C
LT1112S8, LT1114N/S PACKAGES
LT1114J PACKAGE
LT1112J8, N8 PACKAGES
TIME (SEC)
0
80
LT1112/14 • TPC12
20
40
60
100
VS = ±15V
TA = 25°C



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