OP191 Analog Devices, OP191 Datasheet - Page 15

• Manufacturer Part Number: OP191
• Description: Micropower Single-Supply Rail-to-Rail Input/Output Op Amps
• Manufacturer: Analog Devices

Specifications of OP191

• -3db Bandwidth: 3MHz
• Slew Rate: 500mV/µs
• Vos: 80µV
• Ib: 30nA
• # Opamps Per Pkg: 1
• Input Noise (nv/rthz): 35nV/rtHz
• Vcc-vee: 2.7V to 12V
• Isy Per Amplifier: 420µA
• Packages: SOIC

–10
–20
–30
Figure 49. Open-Loop Gain and Phase vs. Frequency, V
70
60
50
40
30
20
10
0
200
180
160
140
120
100
–10
–20
–30
–40
–50
1k
50
40
30
20
10
80
65
40
25
0
0
–40
Figure 50. Open-Loop Gain vs. Temperature, V
10
Figure 51. Closed-Loop Gain vs. Frequency, V
100
10k
25
FREQUENCY (Hz)
1k
TEMPERATURE (°C)
FREQUENCY (Hz)
R
R
100k
L
L
= 2kΩ
= 2kΩ
10k
100k
85
1M
V
T
S
A
S
S
V
T
= ±5 V
= ±5 V
= ±5V
= 25°C
S
A
1M
V
= ±5V
= 25°C
S
S
= ±5 V
= ±5V
10M
0
45
90
135
180
225
270
125
10M
Rev. E | Page 15 of 24
160
140
120
100
–20
–40
102
101
100
160
140
120
100
–20
–40
99
98
97
96
95
94
93
92
80
60
40
20
80
60
40
20
0
0
100
100
–40
V
S
Figure 53. CMRR vs. Temperature, V
Figure 52. CMRR vs. Frequency, V
= ±5V
Figure 54. PSRR vs. Frequency, V
1k
1k
25
TEMPERATURE (°C)
FREQUENCY (Hz)
FREQUENCY (Hz)
10k
10k
OP191/OP291/OP491
–PSRR
100k
100k
+PSRR
85
S
S
= ±5 V
= ±5 V
S
=± 5 V
1M
1M
CMRR
V
T
±PSRR
V
T
S
A
S
A
= ±5V
= 25°C
= ±5V
= 25°C
10M
10M
125