Ultra Fast USB 2.0 Multi-Format Flash Media Controller
Datasheet
Voltage
VDD33
tRT
3.3V
100%
90%
10%
VSS
t90%
Time
t10%
Figure 7.1 Supply Rise Time Model
7.2
Recommended Operating Conditions
PARAMETER
SYMBOL
MIN
MAX
UNITS
COMMENTS
Operating
Temperature
TA
0
70
°C
3.3V supply voltage
VDD33,
VDDA33
3.0
3.6
V
(Note 7.3)
3.3V supply rise time
tRT
0
400
5.5
μs
Voltage on
USB+ and USB- pins
-0.3
V
If any 3.3V supply voltage drops
below 3.0V, then the MAX
becomes:
(3.3V supply voltage) + 0.5 ≤ 5.5
Voltage on any signal
pin
-0.3
VDD33
V
Voltage on XTAL1
Voltage on XTAL2
-0.3
-0.3
VDDA33
VDD18
V
V
Note 7.3 A 3.3V regulator with an output tolerance of 1% must be used if the output of the internal
power FET’s must support a 5% tolerance.
Revision 2.6 (05-08-08)
SMSC USB2240/USB2241
DATA2S2HEET
SMSC [ SMSC CORPORATION ]
