Highly Integrated Full Featured Hi-Speed USB 2.0 ULPI Transceiver
Datasheet
4.4
Digital IO Pins
Table 4.4 Digital IO Characteristics: RESETB, CLKOUT, STP, DIR, NXT, DATA[7:0] & REFCLK Pins
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Low-Level Input Voltage
High-Level Input Voltage
VIL
VSS
0.4 *
V
VDDIO
VIH
VIH
0.68 *
VDDIO
VDDIO
VDD33
0.4
V
V
High-Level Input Voltage
REFCLK only
0.68 *
VDD18
Low-Level Output Voltage
High-Level Output Voltage
VOL
VOH
IOL = 8mA
V
V
IOH = -8mA
VDDIO
0.4
-
High-Level Output Voltage
VOH
ILI
IOH = -8mA
VDD33
- 0.4
V
CPEN Only
Input Leakage Current
VDD33
- 0.4
±10
uA
Pin Capacitance
Cpin
4
pF
kΩ
kΩ
STP pull-up resistance
RSTP
InterfaceProtectDisable = 0
55
55
67
67
77
77
DATA[7:0] pull-dn
resistance
RDATA_PD
ULPI Synchronous Mode
CLKOUT External Drive
VIH_ED
At start-up or following reset
0.4 *
VDDIO
V
4.5
DC Characteristics: Analog I/O Pins
Table 4.5 DC Characteristics: Analog I/O Pins (DP/DM)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
LS/FS FUNCTIONALITY
Input levels
Differential Receiver Input
Sensitivity
VDIFS
| V(DP) - V(DM) |
0.2
V
Differential Receiver
VCMFS
VILSE
VIHSE
VHYSSE
0.8
2.5
V
V
V
V
Common-Mode Voltage
Single-Ended Receiver Low
Level Input Voltage
Note 4.6
Note 4.6
0.8
Single-Ended Receiver High
Level Input Voltage
2.0
Single-Ended Receiver
Hysteresis
0.050
0.150
0.3
Output Levels
Low Level Output Voltage
VFSOL
Pull-up resistor on DP;
RL = 1.5kΩ to VDD33
V
SMSC USB3320
Revision 1.0 (07-14-09)
DATA1S7HEET
SMSC [ SMSC CORPORATION ]
