ADG3241
Rev. B | Page 9 of 16
50mV/DIV
200ps/DIV
20dB
ATTENUATION
T
A
= 25°C
V
CC
= 3.3V
SEL = 3.3V
V
IN
= 1.5V p-p
04221-022
20mV/DIV
200ps/DIV
20dB
ATTENUATION
T
A
= 25°C
V
CC
= 2.5V
SEL = 2.5V
V
IN
= 1.5V p-p
0
4221-023
Figure 22. Eye Pattern; 1.5 Gbps, V
CC
= 3.3 V, PRBS 31
Figure 23. Eye Pattern; 1.244 Gbps, V
CC
= 2.5 V, PRBS 31
ADG3241
Rev. B | Page 10 of 16
TERMINOLOGY
V
CC
Positive power supply voltage.
GND
Ground (0 V) reference.
V
INH
Minimum input voltage for Logic 1.
V
INL
Maximum input voltage for Logic 0.
I
I
Input leakage current at the control inputs.
I
OZ
Off state leakage current. It is the maximum leakage current at
the switch pin in the off state.
I
OL
On state leakage current. It is the maximum leakage current at
the switch pin in the on state.
V
P
Maximum pass voltage. The maximum pass voltage relates to
the clamped output voltage of an NMOS device when the
switch input voltage is equal to the supply voltage.
R
ON
Ohmic resistance offered by a switch in the on state. It is
measured at a given voltage by forcing a specified amount of
current through the switch.
C
X
OFF
Off switch capacitance.
C
X
ON
On switch capacitance.
C
IN
Control input capacitance. This consists of
BE
and
SEL
.
I
CC
Quiescent power supply current. This current represents the
leakage current between the V
CC
and ground pins. It is
measured when all control inputs are at a logic high or low level
and the switches are off.
ΔI
CC
Extra power supply current component for the
BE
control input
when the input is not driven at the supplies.
t
PLH
, t
PHL
Data propagation delay through the switch in the on state.
Propagation delay is related to the RC time constant R
ON
× C
L
,
where C
L
is the load capacitance.
t
PZH
, t
PZL
Bus enable times. These are the times taken to cross the V
T
voltage at the switch output when the switch turns on in
response to the control signal,
BE
.
t
PHZ
, t
PLZ
Bus disable times. These are the times taken to place the switch
in the high impedance off state in response to the control signal.
It is measured as the time taken for the output voltage to change
by V
Δ
from the original quiescent level, with reference to the
logic level transition at the control input. Refer to Figure 26 for
enable and disable times.
Max Data Rate
Maximum rate at which data can be passed through the switch.
Channel Jitter
Peak-to-peak value of the sum of the deterministic and random
jitter of the switch channel.
ADG3241
Rev. B | Page 11 of 16
TIMING MEASUREMENT INFORMATION
For the following load circuit and waveforms, the notation that
is used is V
IN
and V
OUT
where
ENABLE
DISABLE
0V
0V
0V
V
IN
= 0V
V
IN
= V
CC
V
OUT
SW1 @ GND
V
OUT
SW1 @ 2V
CC
t
PZL
t
PZH
CONTROL INPUT BE
t
PHZ
t
PLZ
V
T
V
T
V
CC
V
INH
V
T
V
CC
V
L
+ V
Δ
V
L
V
H
V
H
– V
Δ
04221-026
V
IN
= V
A
and V
OUT
= V
B
or V
IN
= V
B
and V
OUT
= V
A
SW1
GND
DUT
PULSE
GENERATOR
V
IN
R
T
V
CC
V
OUT
C
L
R
L
R
L
2 × V
CC
NOTES
1. PULSE GENERATOR FOR ALL PULSES:
t
R
2.5ns,
t
F
2.5ns,
FREQUENCY
10MHz.
2. C
L
INCLUDES BOARD, STRAY, AND LOAD CAPACITANCES.
3. R
T
IS THE TERMINATION RESISTOR, SHOULD BE EQUAL TO Z
OUT
OF THE PULSE GENERATOR.
04221-024
Figure 26. Enable and Disable Times
Table 5. Switch Position
Test S1
t
PLZ
, t
PZL
2 × V
CC
Figure 24. Load Circuit
t
PHZ
, t
PZH
GND
0V
V
IH
V
T
V
H
V
T
V
L
t
PLH
t
PLH
CONTROL
INPUT BE
V
OUT
0
4221-025
Figure 25. Propagation Delay
Table 6. Test Conditions
Symbol V
CC
= 3.3 V ± 0.3 V (
SEL
= V
CC
) V
CC
= 2.5 V ± 0.2 V (
SEL
= V
CC
) V
CC
= 3.3 V ± 0.3 V (
SEL
= 0 V) Unit
R
L
500 500 500 Ω
V
Δ
300 150 150 mV
C
L
50 30 30 pF
V
T
1.5 0.9 0.9 V

ADG3241BKSZ-500RL7

Mfr. #:
Manufacturer:
Analog Devices Inc.
Description:
Translation - Voltage Levels 2.5V/3.3V 1-Bit 2-Port Bus Switch
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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