Datasheet

MAX3453E–MAX3456E
±15kV ESD-Protected USB Transceivers
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Figure 3. Enable and Disable Timing, Driver
OE
D+/D-
t
PLZ_DRV
t
PZL_DRV
t
PHZ_DRV
t
PZH_DRV
VP/VM CONNECTED TO GND,
D+/D- CONNECTED TO PULLUP
VP/VM
CONNECTED TO V
L
,
D+/D- CONNECTED TO PULLDOWN
OE
D+/D-
Figure 4. Timing of D+ and D- to RCV, VM, and VP
+3V
0V
RCV, VM, AND VP
V
L
D+/D-
t
PLH_RCV
,
t
PLH_SE
t
PHL_RCV
,
t
PHL_SE
INPUT RISE/FALL TIME < 4ns
Figure 5. Enable and Disable Timing, Receiver
OE
VP/VM
VP/VM
t
PLZ_SE
t
PZL_SE
t
PHZ_SE
t
PZH_SE
D+/D- CONNECTED TO GND,
VP/VM CONNECTED TO PULLUP
D+/D-
CONNECTED TO +3V,
VP/VM CONNECTED TO PULLDOWN
OE
Figure 6. Test Circuits
MAX3453E–
MAX3456E
RCV, VM,
AND VP
TEST
POINT
(a) LOAD FOR RCV, VM, AND VP
MAX3453E–
MAX3456E
D+ AND D-
27Ω
15kΩ
C
L
C
L
TEST
POINT
(b) LOAD FOR D+/D-