2-Port USB 2.0 Hi-Speed Hub Controller
Datasheet
Voltage
VDD33
tRT
3.3 V
100%
90%
10%
VSS
t10%
t90%
Time
Figure 4.1 Supply Rise Time Model
Table 4.1 DC Electrical Characteristics
PARAMETER
SYMBOL MIN TYP MAX UNITS
COMMENTS
I, IS Type Input Buffer
Low Input Level
High Input Level
Input Leakage
Hysteresis (‘IS’ Only)
VILI
VIHI
2.0
IIL
-10
VHYSI
250
Input Buffer with Pull-Up (IPU)
Low Input Level
High Input Level
Low Input Leakage
High Input Leakage
VILI
VIHI
2.0
IILL
+35
IIHL
-10
Input Buffer with Pull-Down (IPD)
Low Input Level
High Input Level
Low Input Leakage
High Input Leakage
VILI
VIHI
2.0
IILL
+10
IIHL
-35
ICLK Input Buffer
Low Input Level
High Input Level
Input Leakage
VILCK
VIHCK
1.4
IIL
-10
0.8
V TTL Levels
V
+10
μA
VIN = 0 to VDD33
350
mV
0.8
V TTL Levels
V
+90
μA
VIN = 0
+10
μA
VIN = VDD33
0.8
V TTL Levels
V
-10
μA
VIN = 0
-90
μA
VIN = VDD33
0.5
V
V
+10
μA
VIN = 0 to VDD33
SMSC USB2412
17
DATASHEET
Revision 1.3 (12-27-11)