LTC2051/LTC2052 Dual/Quad Zero-Drift Operational Amplifiers ...

LTC2051/LTC2052
TYPICAL PERFOR A CE CHARACTERISTICS
UW
CMRR (dB)
140
120
100
80
60
40
Common Mode Rejection Ratio
vs Frequency
V S = 3V OR ±5V
V CM = 0.5V P-P
CMRR (dB)
140
120
100
80
60
40
DC CMRR
vs Common Mode Input Range
V S = 3V
V S = 5V
V S = 10V
PSRR (dB)
120
100
80
60
40
PSRR vs Frequency
+PSRR
–PSRR
20
20
20
0
1 10 100 1k 10k 100k
FREQUENCY (Hz)
20512 G01
0
0
2 4 6 8 10
V CM (V)
20512 G02
0
10 100 1k 10k 100k 1M
FREQUENCY (Hz)
20512 G03
6
5
Output Voltage Swing
vs Load Resistance
R L TO GND
V S = 5V
6
5
Output Swing vs Output Current
V S = 5V
5
4
3
Output Swing
vs Load Resistance ±5V
R L TO GND
OUTPUT SWING (V)
4
3
2
V S = 3V
OUTPUT VOLTAGE (V)
4
3
2
V S = 3V
OUTPUT VOLTAGE (V)
2
1
0
–1
–2
1
1
–3
–4
0
0
2 4 6 8
LOAD RESISTANCE (kΩ)
10
0
0.01
0.1 1 10
OUTPUT CURRENT (mA)
–5
0
2 4 6 8 10
LOAD RESISTANCE (kΩ)
20512 G04
20512 G05
20512 G06
OUTPUT SWING (V)
5
4
3
2
1
0
–1
–2
–3
–4
–5
0.01
Output Swing
vs Output Current, ±5V Supply
R L TO GND
0.1 1
OUTPUT CURRENT (mA)
20512 G07
10
GAIN (dB)
100
80
Gain/Phase vs Frequency
PHASE
60
GAIN
120
40
140
20
160
0
–20
V S = 3V OR ±5V
C L = 50pF
180
R L = 100k
–40
200
100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
20512 G08
80
100
PHASE (DEG)
BIAS CURRENT (pA)
10k
1k
100
10
Bias Current vs Temperature
V S = ±5V
V S = 5V
V S = 3V
1
–50 0 50 100 125
TEMPERATURE (°C)
20512 G09
6
20512fc