Datasheet

5
®
OPA177
TYPICAL PERFORMANCE CURVES (CONT)
At T
A
= +25°C, V
S
= ±15V, unless otherwise noted.
150
140
130
120
110
100
90
80
CMRR (dB)
1 10 100 1k 10k 100k
Frequency (Hz)
CMRR vs FREQUENCY
OPEN-LOOP GAIN/PHASE vs FREQUENCY
160
140
120
100
80
60
40
20
0
Open-Loop Gain (dB)
0.01 1 10 100 1k 10k 100k 1M0.1
Frequency (Hz)
0
45
90
135
180
Phase Shift (Degrees)
Phase
Gain
2
1
0
–1
–2
–40 –15 10 35 60 85
Temperature (°C)
INPUT BIAS AND INPUT OFFSET CURRENT
vs TEMPERATURE
Input Bias and Input Offset Current (nA)
I
B
I
OS
150
130
110
90
70
50
Power Supply Rejection (dB)
1 10 100 1k 10k0.1
Frequency (Hz)
POWER SUPPLY REJECTION
vs FREQUENCY
1k
100
10
1
Input Noise Voltage (nV/√Hz)
1
Frequency (Hz)
INPUT NOISE VOLTAGE DENSITY vs FREQUENCY
10 100 1k 10k
R = 0
S
R = R = 200k
Thermal noise of
source resistors
included.
S1 S2
Ω
10
1
0.1
0.01
RMS Noise (µV)
100 1k 10k 100k
Bandwidth (Hz)
TOTAL NOISE vs BANDWIDTH
(0.1Hz to Frequency Indicated)