AD8139 AD [Analog Devices], AD8139 Datasheet - Page 14

• Manufacturer Part Number: AD8139
• Description: Low Noise Rail-to-Rail Differential ADC Driver
• Manufacturer: AD [Analog Devices]

AD8139
100
–10
–20
–30
–40
–50
–60
–70
–80
–90
–0.5
–1.0
–1.5
10
1.5
1.0
0.5
1
0
10
0
1
V
INPUT CMRR =
IN, cm
Figure 37. V
Figure 39. Input Voltage Noise vs. Frequency
100
= 0.2V p-p
Figure 38. CMRR vs. Frequency
1k
±
OCM
R
5V
∆
F
V
= R
O, cm
Large Signal Transient Response
V
V
10k
FREQUENCY (MHz)
G
10
FREQUENCY (Hz)
O, cm
IN, dm
= 10k Ω
/
∆
+5V
V
IN, cm
TIME (ns)
= 2V p-p
= 0V
100k
R
F
= R
G
= 200 Ω
1M
100
10M
100M
10ns/DIV
500
1G
Rev. A | Page 14 of 24
100
–10
–20
–30
–40
–50
–60
–70
–80
–90
10
–1
–2
–3
–4
–5
–6
–7
–8
–9
1
6
5
4
3
2
1
0
0
Figure 40. V
10
10
1
V
V
V
O, cm
OCM
O, cm
Figure 42. V
100
CMRR =
= 0.2V p-p
= 2.0V p-p
Figure 41. V
OCM
V
S
1k
Frequency Response for Various Supplies
= +5V
∆
V
OCM
O, dm
10k
FREQUENCY (MHz)
FREQUENCY (MHz)
Voltage Noise vs. Frequency
10
OCM
FREQUENCY (Hz)
/
∆
V
CMRR vs. Frequency
O, cm
V
S
100k
100
V
=
S
V
±
= +5V
5V
O, cm
1M
= 0.1V p-p
V
S
=
100
10M
±
5V
100M
1000
500
1G