Datasheet

ADG3304 Data Sheet
Rev. E | Page 14 of 21
04860-049
ADG3304
A
Y
GND
V
CCA
V
CCY
EN
CAPACITANCE
METER
Figure 35. Capacitance at Pin Y
90%
V
EN
V
Y
/V
A
t
EN1
V
A
/V
Y
V
CCA
0V
V
CCA
/V
CCY
0V
V
CCY
/V
CCA
0V
10%
V
EN
V
Y
/V
A
t
EN2
V
A
/V
Y
V
CCA
0V
0V
V
CCY
/V
CCA
0V
NOTES
1. t
EN
IS WHICHEVER IS LARGER BETWEEN t
EN1
AND t
EN2
IN BOTH A → Y AND Y → A DIRECTIONS.
SIGNAL SOURCE
V
EN
R
T
50Ω
V
A
ADG3304
EN
GND
R
S
50Ω
0.1µF
V
CCA
A
1MΩ
V
Y
50pF
1MΩ
V
CCY
Y
K2
04860-050
Z
0
= 50Ω
K1
10µF
+
0.1µF
10µF
+
A→Y DIRECTION
SIGNAL SOURCE
V
EN
R
T
50Ω
1MΩ
V
A
15pF
ADG3304
EN
GND
R
S
50Ω
0.1µF
1MΩ
V
CCA
A
V
Y
V
CCY
Y
K2
Z
0
= 50Ω
K1
10µF
+
0.1µF
10µF
+
Y→A DIRECTION
V
CCA
/V
CCY
Figure 36. Enable Time
Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.