ada4830-1 Analog Devices, Inc., ada4830-1 Datasheet - Page 8

• Manufacturer Part Number: ada4830-1
• Description: High Speed Difference Amplifier With Input Short To Battery Protection
• Manufacturer: Analog Devices, Inc.

ADA4830-1
Figure 10. Large Signal Frequency Response for Various Capacitor Loads
Figure 12. CM Frequency Response vs. Input Common-Mode Voltage
–20
–30
–40
–50
–60
–70
–80
–90
–0.1
–0.2
–0.3
–0.4
–0.5
0.1
–1
–2
–3
7
6
5
4
3
2
1
0
0.1
0
0.1
0.1
+V
V
R
V
R
V
R
IN
LOAD
V
IN
LOAD
IN
LOAD
S
INCM
= 1V p-p
= 5V
= 1V p-p
= 1V p-p
= 1kΩ
= 150Ω
= 150Ω
= 0V
Figure 11. 0.1 dB Flatness
1
1
1
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
C
C
C
C
L
L
L
L
10
C
= 68pF
= 47pF
= 10pF
= 22pF
L
= 0pF
V
INCM
10
10
= +8V
V
100
INCM
= −8V
100
100
Rev. 0 | Page 8 of 16
–25
–30
–35
–40
–45
–50
–55
–60
–65
–70
–12
–15
–10
–20
–30
–40
–50
–60
–70
–3
–6
–9
–12 –10 –8
Figure 13. Small Signal CMR vs. V
6
3
0
0
0.1
0.1
V
f = 5MHz
V
V
ENA = 0V
IN
REF
INP
Figure 14. Disabled Response: Input to Output
= 200mV p-p
Figure 15. Small Signal Response: V
= 200mV p-p AT +V
= 1V p-p
+V
S
= 3.3V
INPUT COMMON-MODE VOLTAGE (V)
–6
+V
1
1
–4
S
= 3.0V
FREQUENCY (MHz)
FREQUENCY (MHz)
–2
S
/2
0
+V
R
LOAD
S
R
10
2
R
10
= 3.3V
LOAD
INCM
+V
LOAD
+V
= 1kΩ
S
S
+V
4
and Supply Voltage
= 5.0V
= 3.3V
= 150Ω
= 150Ω
S
= 5.0V
6
REF
to V
8
+V
R
Data Sheet
100
+V
LOAD
100
S
OUT
10
S
= 5.0V
= 5.5V
= 1kΩ
12
14