Datasheet
ADG5408/ADG5409 Data Sheet
Rev. C | Page 14 of 24
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
OFF ISOLATION (dB)
FREQUENCY (Hz)
100k
10k 1M 10M
100M 1G
1k
T
A
= 25°C
V
DD
= +15V
V
SS
= –15V
09206-021
Figure 18. Off Isolation vs. Frequency, ±15 V Dual Supply
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
CROSS
TALK (dB)
FREQUENCY
(Hz)
10k 100k
1M 10M
100M
1G
T
A
= 25°C
V
DD
= +15V
V
SS
= –15V
09206-026
Figure 19. Crosstalk vs. Frequency, ±15 V Dual Supply
0
50
100
150
200
250
300
20
10
0
10
20
30
40
CHARGE INJECTION (pC)
T
A
= 25°C
V
DD
= +20V
V
SS
= –20V
V
DD
= +15V
V
SS
= –15V
V
DD
= +36V
V
SS
= 0V
V
DD
= +12V
V
SS
= 0V
V
S
(V)
09206-019
Figure 20. Charge Injection vs. Source Voltage
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
ACPSRR (dB)
FREQUENC
Y
(Hz)
1k
1M
10M
10k
100k
T
A
= 25°C
V
DD
= +15V
V
SS
= –15V
NO DECOUPLING
CAPACITORS
DECOUPLING
CAPACITORS
09206-022
Figure 21. ACPSRR vs. Frequency, ±15 V Dual Supply
0
0.02
0.04
0.06
0.08
0.10
0.12
0 5
10
15
20
THD + N (%)
FREQUENCY (kHz)
V
DD
= 12V, V
SS
= 0V, V
S
= 6V p-p
V
DD
= 36V, V
SS
= 0V, V
S
= 18V p-p
V
DD
= 15V, V
SS
= 15V, V
S
= 15V p-p
V
DD
= 20V, V
SS
= 20V, V
S
= 20V p-p
LOAD = 1kΩ
T
A
= 25°C
09206-025
Figure 22. THD + N vs. Frequency
–5.0
–4.5
–4.0
–3.5
–3.0
–2.5
–2.0
–1.5
–1.0
–0.5
0
INSERTION LOSS (dB)
FREQUENC
Y (Hz)
10k
100k
1M
10M
100M
1k 1G
ADG5408
ADG5409
T
A
= 25°C
V
DD
= +15V
V
SS
= –15V
09206-020
Figure 23. Bandwidth
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