DG447 VISHAY [Vishay Siliconix], DG447 Datasheet - Page 7

• Manufacturer Part Number: DG447
• Description: Low Power, High Voltage SPST Analog Switches
• Manufacturer: VISHAY [Vishay Siliconix]

TYPICAL CHARACTERISTICS T
TEST CIRCUITS
V
Document Number: 73854
S-62352–Rev. B, 20-Nov-06
O
V
is the steady state output with the switch on.
10 V
gen
- 10
- 15
- 20
- 25
- 30
- 35
- 40
- 5
15
10
5
0
- 15
3 V
R
NO/NC
C
IN
g
GND
L
± 15 V Power supply
C
Charge Injection vs. Analog Voltage
(includes fixture and stray capacitance)
- 10
L
= 1 nF
V
O
= V
COM
IN
GND
S
- 5
+ 15 V
- 15 V
V +
V -
COM
V
COM
R
0
L
R
(V)
+ r
12 V Power supply
C
+ 15 V
NO/NC
- 15 V
L
L
V +
V -
ON
= 1 nF
R
300
L
5
A
Ω
= 25 °C, unless otherwise noted
10
C
35 pF
Figure 2. Charge Injection
L
1 nF
Figure 1. Switching Time
C
L
V
V
O
15
O
Note:
Logic
Input
Switch
Input
Switch
Output
0.5
0.9
1.9
1.7
1.5
1.3
0.7
2.5
2.3
1.1
2.1
Logic input waveform is inverted for switches that have the
opposite logic sense.
5
Input Switching Threshold vs. Supply Voltage
V
O
IN
3 V
0 V
0 V
V
X
S
10
OFF
V
t
ON
O
15
50 %
90 %
V+ (V)
Vishay Siliconix
20
Q = ΔV
DG447/448
ON
O
www.vishay.com
x C
25
t
t
r
f
L
< 20 ns
< 20 ns
t
OFF
30
OFF
ΔV
7