DG302A Maxim, DG302A Datasheet - Page 5

• Manufacturer Part Number: DG302A
• Description: Maxim's DG300–DG303 and DG300A–DG303A CMOS dual and quad analog switches combine low power operation with fast switching times and superior DC and AC switch characteristics
• Manufacturer: Maxim

Figure 1. Charge Injection Test Circuit
Figure 2. Break-Before-Make Time Test Circuit SPDT (DG301(A), DG303(A)
Figure 3. Switching Time Test Circuit
t
t
OUTPUT
R
SWITCH
F
< 20ns
< 20ns
LOGIC
INPUT
SWITCH
OUTPUT
SWITCH
OUTPUT
LOGIC
INPUT
V
GEN
R
GEN
0V
V
0V
V
V
S
0V
0V
S1
S2
V
V
O1
O2
S
_______________________________________________________________________________________
50%
X
TTL Compatible CMOS Analog Switches
V
V
0V
IHN
IHN
LOGIC "1" = SWITCH ON
50%
t
LOGIC "1" = SWITCH ON
50%
ON
IN
50%
X
90%
D
t
X
BBM
+4V
t
+4V
OFF
C
10nF
ΔV
THE ERROR VOLTAGE IN COULOMBS IS ΔQ = C
L
O
= Δ MEASURED VOLTAGE ERROR DUE TO CHARGE INJECTION
V
O
10%
V
V
S1
S2
= 3V
= 3V
S
S
IN
1
2
LOGIC
INPUT
V
S
= 3V
IN
S
L
LOGIC
INPUT
x ΔV
GND
O
+15V
.
V+
IN
V
O
X
-15V
GND
+4V
V-
ON
+15V
V+
300Ω
D
D
R
1
2
L2
-15V
V-
300Ω
R
L1
Test Circuits
300Ω
33pF
C
0
OFF
R
0V
L2
L
33pF
33pF
C
C
L1
L
SWITCH
OUTPUT
SWITCH
OUTPUT
ΔV
ON
V
V
O1
O2
O
V
O
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