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LTC2053I(RevB) Ver la hoja de datos (PDF) - Linear Technology

Número de pieza
componentes Descripción
Fabricante
LTC2053I
(Rev.:RevB)
Precision, Rail-to-Rail, Zero-Drift, Resistor-Programmable Instrumentation Amplifier
Linear
Linear Technology Linear
LTC2053I Datasheet PDF : 16 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
LTC2053/LTC2053-SYNC
TYPICAL PERFOR A CE CHARACTERISTICS
Error Due to Input RS Mismatch
vs Input Common Mode
(CIN >1µF)
200
VS = 3V
150 VREF = 0V
TA = 25°C
100
R+ = 0k, R– = 1k
R+ = 0k, R– = 500Ω
50
R+ = 0k, R– = 100Ω
0
–50
R+
–100
BIG CIN
–150
R–
–200
0 0.5
R+ = 100Ω, R– = 0k
R+ = 500Ω, R– = 0k
+
–
R+ =1k, R– = 0k
1.0 1.5 2.0 2.5 3.0
INPUT COMMON MODE VOLTAGE (V)
2053 G19
Offset Voltage vs Temperature
80
60
40
20
VS = ±5V
0
VS = 3V
–20
VS = 5V
–40
–60
–80
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
2053 G22
Gain Nonlinearity, G = 1
10
VS = ±2.5V
8 VREF = 0V
6
G=1
RL = 10k
4 TA = 25°C
2
0
–2
–4
–6
–8
–10
–2.4 –1.9 –1.4 –0.9 –0.4 0.1 0.6 1.1 1.6
OUTPUT VOLTAGE (V)
2053 G25
Error Due to Input RS Mismatch
vs Input Common Mode
(CIN >1µF)
200
VS = 5V
150 VREF = 0V
TA = 25°C
100
R+ = 0k, R– = 1k
R+ = 0k, R– = 500Ω
50
R+ = 0k, R– = 100Ω
0
50
–100
–150
R+ = 100Ω, R– = 0k
R+ = 500Ω, R– = 0k
R+ =1k, R– = 0k
–200
0
1
2
3
4
5
INPUT COMMON MODE VOLTAGE (V)
2053 G20
VOS vs REF (Pin 5)
30
VIN+ = VIN– = REF
G = 10
20 TA = 25°C
10
0
VS = 3V
–10
VS = 5V
–20
–30
0
1
2
3
4
VREF (V)
2053 G23
Gain Nonlinearity, G = 10
10
VS = ±2.5V
8 VREF = 0V
6
G = 10
RL = 10k
4 TA = 25°C
2
0
–2
–4
–6
–8
–10
–2.4 –1.4 –0.4 0.6 1.6 2.6
OUTPUT VOLTAGE (V)
2053 G26
Error Due to Input RS Mismatch
vs Input Common Mode
(CIN >1µF)
150
VS = ±5V
VREF = 0V
100 TA = 25°C
R+ = 0k, R– = 1k
R+ = 0k, R– = 500Ω
50
R+ = 0k, R– = 100Ω
0
–50
–100
R+ = 100Ω, R– = 0k
R+ = 500Ω, R– = 0k
R+ =1k, R– = 0k
–150
–5
–3
–1
1
3
5
INPUT COMMON MODE VOLTAGE (V)
2053 G21
VOS vs REF (Pin 5)
60
VIN+ = VIN– = REF
G = 10
40 TA = 25°C
20
0
VS = 10V
–20
–40
–60
01 2 3 4 5 6 7 8 9
VREF (V)
2053 G24
CMRR vs Frequency
130
VS = 3V, 5V, ±5V
VIN = 1VP-P
120
110
R+ = R– = 1k
100
90
80
70
1
R+ = 10k, R– = 0k
R+
+
R+ = R– = 10k
–
R–
R+ = 0k, R– = 10k
10
100
FREQUENCY (Hz)
1000
2053 G27
2053syncfb
7

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