ADG732 Analog Devices, ADG732 Datasheet - Page 12

• Manufacturer Part Number: ADG732
• Description: 16-/32- Channel/ 3.5 1.8 V to 5.5 V/ 2.5 V/ Analog Multiplexers
• Manufacturer: Analog Devices

ADG726/ADG732
Test Circuit 10. OFF Isolation and Bandwidth.
*SIMILAR CONNECTION FOR ADG726
** CONNECT TO 2.4V FOR CROSSTALK MEASUREMENTS
OFF ISOLATION = 20LOG 10 (V OUT /V S )
INSERTION LOSS = 20LOG 10
A4
A0
EN**
CS
V DD
V DD
ADG732*
GND
V SS
V SS
*SIMILAR CONNECTION FOR ADG726
R S
V EN
V S
V CS
WR
*SIMILAR CONNECTION FOR ADG726
S32
S1
D
V IN
A4
A0
EN
V WR
CS
PRELIMINARY TECHNICAL DATA
V DD
V DD
*SIMILAR CONNECTION FOR ADG726
A4
V OUT WITHOUT SWITCH
A0
CS
WR
S2 THRU S32
(
ADG732*
GND
V OUT WITH SWITCH
V DD
V DD
S2 THRU S32
EN GND
A0
A4
ADG732*
S
EN
V SS
V SS
V DD
V
WR
DD
V SS
V SS
ADG732*
S1
Test Circuit 7. Write Turn-On and Turn Off Time, t
D
V SS
V SS
S1
D
Test Circuit 8. Enable Delay, t
R
50
RS
ANALYZER
NETWORK
50
L
D
300
R L
V S
V
R L
300
OUT
V S
V
)
S
+2.4V
Test Circuit 9. Charge Injection.
C L
1nF
C L
35pF
35pF
C L
V OUT
V OUT
V OUT
–12–
OUTPUT
SWITCH
(WR).
EN
OUTPUT
SWITCH
INPUT (V IN )
V
0V
3V
0V
WR
O
LOGIC
V OUT
3V
0V
V
0V
ON
3V
O
0V
Test Circuit 11. Channel-to-Channel Crosstalk.
EN
A4
A0
(EN), t
V DD
V DD
CS
ADG732*
*SIMILAR CONNECTION FOR ADG726
CHANNEL TO CHANNEL CROSSTALK=
20LOG 10 (V OUT /V S )
GND
V SS
V SS
OFF
90%
t
ON
50%
(EN)
S32
WR
S1
S2
D
( EN )
50%
Q INJ = C L x
ON
50
t
ON
t
OFF
, t
( WR )
OFF
( WR )
V OUT
NETWORK
ANALYZER
t
OFF
50%
50
R
50
L
( EN )
10%
80%
V OUT
20%
V
OUT
V
S
REV. PrD