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AD7980 Datasheet(PDF) 11 Page - Analog Devices

Part # AD7980
Description  0.2 μV/°C Offset Drift, 105 MHz, Low Power, Multimode, Rail-to-Rail Amplifier
PDF  24 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

AD7980 Datasheet(HTML) 11 Page - Analog Devices

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Data Sheet
ADA4806-1
Rev. A | Page 11 of 24
–12
–9
–6
–3
0
3
6
9
12
1
10
100
FREQUENCY (MHz)
VS = ±2.5V
G = +1
RL = 2kΩ
VOUT = 20mV p-p
CL = 15pF
CL = 10pF
CL = 5pF
CL = 0pF
CL = 15pF
RS = 226Ω
Figure 11. Small Signal Frequency Response for Various Capacitive Loads
(See Figure 47)
–160
–150
–140
–130
–120
–110
–100
–90
–80
–70
–60
–50
1
10
100
1000
FREQUENCY (kHz)
HD2, G = +1
VS = ±5V, VOUT = 4V p-p
HD2, G = +2
HD3, G = +1
HD3, G = +2
Figure 12. Distortion vs. Frequency for Various Gains
–140
–130
–120
–110
–100
–90
–80
–70
–60
–50
–40
0.25
0.50
0.75
1.00
1.25
1.50
1.75
2.00
OUTPUT VOLTAGE (V peak)
INPUT COMMON-MODE
VOLTAGE UPPER LIMIT
(+VS – 1V)
VS = ±2.5V
VIN, CM = 0V
G = +1
RL = 2kΩ
VIN = 1MHz
VIN = 100kHz
VIN = 10kHz
Figure 13. Total Harmonic Distortion vs. Output Voltage For Various
Frequencies
–0.6
–0.5
–0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0.4
0.5
0.6
1
10
100
FREQUENCY (MHz)
VS = ±2.5V
G = +1
RL = 2kΩ
VOUT = 20mV p-p
Figure 14. Small Signal 0.1 dB Bandwidth
–160
–150
–140
–130
–120
–110
–100
–90
–80
–70
–60
–50
1
10
100
1000
FREQUENCY (kHz)
HD3 VS = +2V/–1V
HD3 VS = ±5V
HD3 VS = ±2.5V
HD2 VS = +2V/–1V
HD2 VS = ±5V
HD2 VS = ±2.5V
VS = ±5V, VOUT = 2V p-p
VS = ±2.5V, VOUT = 2V p-p
VS = +2V/–1V, VOUT = 1V p-p
Figure 15. Distortion vs. Frequency for Various Supplies, G = +1
–160
–150
–140
–130
–120
–110
–100
–90
–80
–70
–60
–50
1
10
100
1000
FREQUENCY (kHz)
HD2 VS = ±2.5V
HD2 VS = +2V/–1V
HD3 VS = +2V/–1V
HD3 VS = ±2.5V
HD2 VS = ±5V
HD3 VS = ±5V
VS = ±5V, VOUT = 4V p-p
VS = ±2.5V, VOUT = 4V p-p
VS = +2V/–1V, VOUT = 1V p-p
Figure 16. Distortion vs. Frequency, G = +2



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