Alcor Micro AU6475, Техническое справочное руководство

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Overall resistance
including external
resistor
40.5 45 49.5
Termination
V
TERM
Termination voltage for
pull-up resistor on pin
RPU
3.0 3.6 V
USB1.1 Transceiver
（
FS
）
Input Levels
（
differential receiver
）
V
DI
Differential input
sensitivity
∣
V
I
（
DP
）
-V
I
（
DM
）
∣
0.2 V
V
CM
Differential common
mode voltage
0.8 2.5 V
Input Levels
（
single-ended receivers
）
V
SE
Single ended receiver
threshold
0.8 2.0 V
Output levels
V
OL
Low-level output voltage 0 0.3 V
V
OH
High-level output voltage 2.8 3.6 V
Table 5.8 Dynamic characteristic
：
Analog I/O pins
（
DP/DM
）
Symbol Parameter Conditions Min. Typ. Max. Unit
Driver Characteristics
High-Speed Mode
t
HSR
High-speed differential
rise time
500 ps
t
HSF
High-speed differential fall
time
500 ps
Full-Speed Mode
t
FR
Rise time
CL=50pF
；
10 to 90
﹪
of
∣
V
OH
-V
OL
∣；
4 20 ns
t
FF
Fall time
CL=50pF
；
90 to 10
﹪
of
∣
V
OH
-V
OL
∣；
4 20 ns
t
FRMA
Differential rise/fall time
matching
（
t
FR
/ t
FF
）
Excluding the first
transition from idle
mode
90 110
％
V
CRS
Output signal crossover
voltage
Excluding the first
transition from idle
mode
1.3 2.0 V
AU6475 USB2.0 Multi-LUN Flash Memory Card Reader V1.01W
11