Data Sheet ADG801/ADG802
Rev. B | Page 9 of 16
TERMINOLOGY
V
DD
The most positive power supply potential.
I
DD
Positive supply current.
GND
Ground (0 V) reference.
S
The source terminal can be an input or an output.
D
The drain terminal can be an input or an output.
IN
Logic control input.
V
D
(V
S
)
Analog voltage on Terminal D and Terminal S.
R
ON
Ohmic resistance between Terminal D and Terminal S.
R
FLAT(ON)
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
(Off)
Drain 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)
The off switch source capacitance is measured with reference
to ground.
C
D
(Off)
The off switch drain capacitance is measured with reference
to ground.
C
D
, C
S
(On)
The on switch capacitance is measured with reference
to ground.
C
IN
Digital input capacitance.
t
ON
The delay between applying the digital control input and when
the output switches on. See Figure 16.
t
OFF
The delay between applying the digital control input and when
the output switches off.
Charge Injection
A measure of the glitch impulse transferred from the digital
input to the analog output during switching.
Off Isolation
A measure of unwanted signal coupling through an off switch.
Bandwidth
The frequency at which the output is attenuated by 3 dB.
On Response
The frequency response of the on switch.
Insertion Loss
The loss due to the on resistance of the switch.
