ADA4891-2ARMZ Analog Devices Inc, ADA4891-2ARMZ Datasheet - Page 8

• Manufacturer Part Number: ADA4891-2ARMZ
• Description: IC OPAMP GP R-R CMOS DUAL 8MSOP
• Manufacturer: Analog Devices Inc

Specifications of ADA4891-2ARMZ

• Slew Rate: 210 V/µs
• Amplifier Type: General Purpose
• Number Of Circuits: 2
• Output Type: Rail-to-Rail
• -3db Bandwidth: 240MHz
• Current - Input Bias: 2pA
• Voltage - Input Offset: 2500µV
• Current - Supply: 4.4mA
• Current - Output / Channel: 150mA
• Voltage - Supply, Single/dual (±): 2.7 V ~ 5.5 V, ±1.35 V ~ 2.75 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Op Amp Type: High Speed
• No. Of Amplifiers: 2
• Bandwidth: 240MHz
• Supply Voltage Range: 2.7V To 5.5V
• Amplifier Case Style: SO
• No. Of Pins: 8
• Operating Temperature Range: -40°C To +125°C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Gain Bandwidth Product: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

ADA4891-1/ADA4891-2
–10
90
80
70
60
50
40
30
20
10
–100
–110
–120
–100
0.001
0
–40
–50
–60
–70
–80
–90
–40
–50
–60
–70
–80
–90
Figure 18. Harmonic Distortion vs. Output Voltage, V
Figure 19. Harmonic Distortion vs. Output Voltage, G = +2
0
0
G = +2
R
R
f
Figure 20. Open-Loop Gain and Phase vs. Frequency
IN
C
F
L
50Ω
= 1MHz
= 604Ω
= 150Ω
0.5
0.01
+V
0.5
–V
1.0
S
S
= +1.8V
SECOND HARMONIC
= –1.2V
G = +1
THIRD HARMONIC
0.1
1.5
OUTPUT VOLTAGE (V p-p)
OUTPUT VOLTAGE (V p-p)
SECOND HARMONIC
FREQUENCY (MHz)
1.0
V
SECOND HARMONIC
S
1kΩ
G = +1
CONFIGURATION
= 3V
2.0
V
OUT
S
1
= 5V
G = +1
2.5
1.5
V
THIRD HARMONIC
S
3.0
= 3V
10
V
FOR G = –1, R
f
C
S
SECOND HARMONIC
2.0
= 1MHz
= 3V
3.5
THIRD HARMONIC
THIRD HARMONIC
G = –1
100
V
4.0
G = –1
S
V
R
2.5
= 5V
S
L
F
= 5V
= 1kΩ
= 604Ω,
S
4.5
= 3 V
1k
5.0
0
–18
–36
–54
–72
–90
–108
–126
–144
–162
–180
3.0
Rev. A | Page 8 of 20
100
1k
10
–1
–2
–3
–4
–0.02
–0.04
–0.06
1
6
5
4
3
2
1
0
0.06
0.04
0.02
–0.1
–0.2
–0.3
10
0.1
Figure 21. Small Signal Frequency Response vs. C
0.3
0.2
0.1
V
G = 1
0
0
V
G = +2
R
V
S
S
OUT
L
= 5V
1
1
V
R
V
R
= 5V
= 150Ω
Figure 22. Differential Gain and Phase Errors
Figure 23. Input Voltage Noise vs. Frequency
ST
ST
S
S
F
F
= 200mV p-p
= 5V, G = +2
= 604Ω, R
= 5V, G = +2
= 604Ω, R
100
2
2
ND
ND
1
3
3
MODULATING RAMP LEVEL (IRE)
RD
L
L
RD
=150Ω
=150Ω
1k
FREQUENCY (MHz)
FREQUENCY (Hz)
4
4
TH
TH
C
L
C
C
5
5
L
= 10pF
TH
10k
TH
L
10
= 22pF
= 47pF
C
6
6
L
TH
TH
= 0pF
100k
7
7
TH
TH
100
8
8
TH
TH
1M
LOAD
9
9
TH
TH
(C
10
10
L
)
TH
10M
TH
1k