DG408 Datasheet, PDF (9/12 Pages) Intersil Corporation – Single 8-Channel/Differential 4-Channel, CMOS Analog Multiplexers

TEST CIRCUITS
DG408/409
Vishay Siliconix
+ 15 V
50 Ω
V+
S₁
EN
A₀
S₂ - S₈
DG408
A₁
A₂
GND
D
V-
1 kΩ
- 15 V
-5V
V_O
35 pF
+ 15 V
50 Ω
V+
S_1b
EN
S_1a - S_4a, D_a
A₀
S_2b - S_4b
DG409
A₁
D_b
GND
V-
1 kΩ
- 15 V
-5V
V_O
35 pF
Logic
Input
3V
0V
t_ON(EN)
0V
Switch
Output
V_O
V_O
Figure 3. Enable Switching Time
50 %
t_r < 20 ns
t_f < 20 ns
t_OFF(EN)
10 %
90 %
+ 15 V
+ 2.4 V
V+
EN
All S and D_a
+5V
A₀
A₁
DG408
DG409
A₂
D_b, D
V_O
GND
V-
50 Ω
- 15 V ^{300 Ω}
35 pF
Logic
3V
Input
0V
V_S
Switch
Output
V_O
0V
Figure 4. Break-Before-Make Interval
50 %
t_r < 20 ns
t_f < 20 ns
80 %
t_OPEN
Document Number: 70062
S-71155–Rev. G, 11-Jun-07
www.vishay.com
9