OP491GS Analog Devices Inc, OP491GS Datasheet - Page 16

• Manufacturer Part Number: OP491GS
• Description: IC OPAMP GP R-R 3MHZ QUAD 14SOIC
• Manufacturer: Analog Devices Inc

Specifications of OP491GS

• Slew Rate: 0.5 V/µs
• Amplifier Type: General Purpose
• Mounting Type: Surface Mount
• Rohs Status: RoHS non-compliant
• Number Of Circuits: 4
• Output Type: Rail-to-Rail
• Gain Bandwidth Product: 3MHz
• Current - Input Bias: 30nA
• Voltage - Input Offset: 80µV
• Current - Supply: 260µA
• Current - Output / Channel: 16mA
• Voltage - Supply, Single/dual (±): 2.7 V ~ 12 V, ±1.35 V ~ 6 V
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 14-SOIC (3.9mm Width), 14-SOL
• No. Of Amplifiers: 4
• Bandwidth: 3MHz
• No. Of Pins: 14
• Peak Reflow Compatible (260 C): No
• Input Bias Current: 65nA
• -3db Bandwidth: -
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

OP191/OP291/OP491
115
110
105
100
100
0.1
0.7
0.6
0.5
0.4
0.3
0.2
0.1
Figure 55. OP291/OP491 PSRR vs. Temperature, V
1k
10
95
90
1
0
–40
–40
1k
V
V
Figure 56. Slew Rate vs. Temperature, V
V
S
S
S
Figure 57. Output Impedance vs. Frequency
= ±5V
= ±5V
= 3V
A
V
= +10
10k
25
25
TEMPERATURE (°C)
TEMPERATURE (°C)
FREQUENCY (Hz)
A
V
OP291
= +100
+SR
–SR
100k
A
V
= +1
85
85
OP491
S
= ±5 V
S
= ±5 V
1M
125
125
2M
Rev. E | Page 16 of 24
OUTPUT
OUTPUT
INPUT
INPUT
100
1k
10
10
Figure 60. Large Signal Transient Response, V
100
100
0%
10
0%
Figure 59. Large Signal Transient Response, V
90
10
90
1.00V
500mV
2.00V
1.00V
Figure 58. Voltage Noise Density, V
100
FREQUENCY (Hz)
2.00µs
2.00µs
1k
S
V
R
A
= 3 V
S
L
V
V
R
= ±5V
= 200kΩ
= +1V/V
S
L
S
S
= ±5 V
= 3V
= 200kΩ
= 3 V
100mV
100mV
10k