dg485 Vishay, dg485 Datasheet - Page 6

• Manufacturer Part Number: dg485
• Description: Octal Analog Switch Array
• Manufacturer: Vishay

DG485
Vishay Siliconix
www.vishay.com S FaxBack 408-970-5600
5-6
LD
V
TYPICAL CHARACTERISTICS (25_C UNLESS NOTED)
TIMING DIAGRAMS
D
0 V
V
3 V
0 V
S
100 mA
100 nA
10 mA
10 mA
10 nA
1 mA
1 mA
50%
70
60
50
40
30
20
10
FIGURE 1. t
0
–15
100
Supply Currents vs. Switching Frequency
V+ = 15 V
V– = –15 V
V
V
V+ = 15 V
V– = –15 V
V
L
IN
L
I
p
–10
= 5 V
= 5 V
= 3 V
Source/Drain Off Capacitance
t
ON
ON
1 k
V
ANALOG
90%
vs. Analog Voltage
from LD
–5
f – Frequency (Hz)
I
n
RS
V
– Analog Voltage (V)
D
Repeat for All Channels
C
C
10 k
D(off)
S(off)
3 V
0 V
V
0 V
0
S
5
50%
100 k
I
L
10
FIGURE 3. t
15
1 M
t
OFF
OFF
from RS
LD
V
D
180
160
140
120
100
80
60
40
55
45
35
25
15
–5
90%
5
V
3 V
0 V
0 V
Source/Drain On Capacitance vs. Analog Voltage
–15
–15
S
V+ = 15 V
V– = –15 V
V
50%
V+ = 15 V
V– = –15 V
V
C
L
Charge Injection vs. Analog Voltage
L
L
= 5 V
–10
–10
= 5 V
= 1 nF
V
FIGURE 2. t
ANALOG
V
–5
S
–5
– Source Voltage (V)
t
OFF
C
D(on)
– Analog Voltage (V)
C
D(on)
0
0
(Channel 1 On Only)
OFF
(All Channels On)
S-52433—Rev. E, 06-Sep-99
Document Number: 70065
Repeat for All Channels
from LD
90%
5
5
10
10
15
15