USB2.0 PHY IC
Table 6.3 DC Electrical Characteristics: Analog I/O Pins (DP/DM) (continued)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
HS Data Signaling Common
VCMHS
-50
500
mV
Mode Voltage Range
HS Squelch Detection
Threshold (Differential)
VHSSQ
Squelch Threshold
Unsquelch Threshold
100
mV
mV
150
-10
OUTPUT LEVELS
High Speed Low Level Output
Voltage (DP/DM referenced to
GND)
High Speed High Level Output
Voltage (DP/DM referenced to
GND)
High Speed IDLE Level
Output Voltage (DP/DM
referenced to GND)
VHSOL
VHSOH
VOLHS
45Ω load
45Ω load
45Ω load
10
440
10
mV
mV
mV
mV
mV
360
-10
Chirp-J Output Voltage
VCHIRPJ
HS termination resistor
disabled, pull-up resistor
connected. 45Ω load.
HS termination resistor
disabled, pull-up resistor
connected. 45Ω load.
700
-900
1100
-500
(Differential)
Chirp-K Output Voltage
(Differential)
VCHIRPK
LEAKAGE CURRENT
OFF-State Leakage Current
PORT CAPACITANCE
ILZ
± 1
10
uA
pF
Transceiver Input Capacitance
(VDD1.8 =1.6 to 2.0V; VDD3.3 =3.0 to 3.6V; VSS = 0V; TA = -40 C to +85oC; unless otherwise specified.)
CIN
Pin to GND
5
o
Table 6.4 Dynamic Characteristics: Analog I/O Pins (DP/DM)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
FS OUTPUT DRIVER TIMING
Rise Time
TFSR
TFFF
VCRS
CL = 50pF; 10 to 90% of
4
4
20
20
ns
ns
V
|VOH - VOL
|
Fall Time
CL = 50pF; 10 to 90% of
|VOH - VOL
|
Output Signal Crossover
Voltage
Excluding the first
transition from IDLE
state
1.3
2.0
Differential Rise/Fall Time
Matching
FRFM
Excluding the first
transition from IDLE
state
90
111.1
%
(VDD1.8 =1.6 to 2.0V; VDD3.3 =3.0 to 3.6V; VSS = 0V; TA = -40 C to +85oC; unless otherwise specified.)
o
Revision 1.3 (10-05-04)
11
SMSC GT3200, SMSC USB3250
DATASHEET
SMSC [ SMSC CORPORATION ]
