Stec SLUFD1GU2TU User Manual
SLUFDxxxU2TU(I)
Industrial Grade USB Flash Drive
Datasheet
61000-07007-105, June 2011
15
Table 14: DC Characteristics for High-Speed Operation (T
A
=25ºC, Vdd=5V, Vss=0V)
Parameter
Symbol
Test conditions
Min
Typ
Max
Unit
Supply Voltage
V
BUS
4.75
5
5.25
V
High Speed Idle Level
V
HSOI
-10
-
10
mV
High Speed Data
Signaling High
V
HSOH
360
-
440
mV
High Speed Data
Signaling Low
V
HSOL
-10
-
10
mV
Chirp J Level (differential
Voltage)
V
CHIRPJ
0.7
-
1.1
V
Chirp K Level (differential
Voltage)
V
CHIRPK
-0.9
-
-0.5
mV
5.3
AC Characteristics
Measurements at Recommended Operating Conditions, unless otherwise specified.
Table 15: AC Characteristics Full Speed
Parameter
Symbol
Min
Typ
Max
Unit
Rise Time
T
FR
4
-
20
ns
Fall Time
T
FF
4
-
20
ns
Differential Rise and Fall
Time Matching
T
FRFM
90
111.11
%
Driver Output Resistance
Z
DRV
28
-
44
Ω
Table 16: AC Characteristics High Speed
Parameter
Symbol
Min
Typ
Max
Unit
Rise Time (10%~90%)
T
HSR
500
-
-
ps
Fall Time (10%~90%)
T
HSF
500
-
-
ps
Driver Output Resistance
Z
HSDRV
40.5
-
49.5
Ω