REV. B
ADG733/ADG734
–6–
Table I. ADG733 Truth Table
A2 A1 A0 EN ON Switch
XXX1 None
0000D1-S1A, D2-S2A, D3-S3A
0010D1-S1B, D2-S2A, D3-S3A
0100D1-S1A, D2-S2B, D3-S3A
0110D1-S1B, D2-S2B, D3-S3A
1000D1-S1A, D2-S2A, D3-S3B
1010D1-S1B, D2-S2A, D3-S3B
1100D1-S1A, D2-S2B, D3-S3B
1110D1-S1B, D2-S2B, D3-S3B
X = Don’t Care.
Table II. ADG734 Truth Table
Logic Switch A Switch B
0 OFF ON
1ONOFF
TERMINOLOGY
V
DD
Most Positive Power Supply Potential
V
SS
Most Negative Power Supply in a Dual Supply Application. In single supply applications, this should be tied to
ground close to the device.
I
DD
Positive Supply Current
I
SS
Negative Supply Current
GND Ground (0 V) Reference
S Source Terminal. May be an input or output.
DDrain Terminal. May be an input or output.
A
X
Logic Control Input
EN Active low device enable
V
D
(V
S
)Analog Voltage on Terminals D and S
R
ON
Ohmic Resistance between D and S
∆R
ON
On Resistance Match between any Two Channels (i.e., R
ON
max and R
ON
min)
R
FLAT(ON)
Flatness is defined as the difference between the maximum and minimum value of on resistance as measured over
the specified analog signal range.
I
S
(OFF) Source Leakage Current with the Switch “OFF”
I
D
, I
S
(ON) Channel Leakage Current with the Switch “ON”
V
INL
Maximum Input Voltage for Logic “0”
V
INH
Minimum Input Voltage for Logic “1”
I
INL
(I
INH
) Input Current of the Digital Input
C
S
(OFF) “OFF” Switch Source Capacitance. Measured with reference to ground.
C
D
, C
S
(ON) “ON” Switch Capacitance. Measured with reference to ground.
C
IN
Digital Input Capacitance
t
ON
Delay Time Measured between the 50% and 90% Points of the Digital Inputs and the Switch “ON” Condition
t
OFF
Delay Time Measured between the 50% and 90% Points of the Digital Input and the Switch “OFF” Condition
t
ON
(EN)Delay Time between the 50% and 90% Points of the EN Digital Input and the Switch “ON” Condition
t
OFF
(EN)Delay Time between the 50% and 90% Points of the EN Digital Input and the Switch “OFF” Condition
t
OPEN
“OFF” Time Measured between the 80% Points of Both Switches when Switching from One Address State to
Another
Charge A Measure of the Glitch Impulse Transferred Injection from the Digital Input to the Analog Output during Switching
Off Isolation A Measure of Unwanted Signal Coupling through an “OFF” Switch.
Crosstalk A Measure of Unwanted Signal that Is Coupled through from One Channel to Another as a Result of Para-
sitic Capacitance
On Response The Frequency Response of the “ON” Switch
Insertion Loss The Loss Due to the On Resistance of the switch