USB3250 Standard Microsystems Corporation, USB3250 Datasheet - Page 16

• Manufacturer Part Number: USB3250
• Description: Usb2.0 PHY IC
• Manufacturer: Standard Microsystems Corporation

Revision 1.5 (03-24-06)
HS Data Signaling Common
Mode Voltage Range
HS Squelch Detection
Threshold (Differential)
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)
Chirp-J Output Voltage
(Differential)
Chirp-K Output Voltage
(Differential)
LEAKAGE CURRENT
OFF-State Leakage Current
PORT CAPACITANCE
Transceiver Input Capacitance
(V
FS OUTPUT DRIVER TIMING
Rise Time
Fall Time
Output Signal Crossover
Voltage
Differential Rise/Fall Time
Matching
(V
DD1.8
DD1.8
PARAMETER
PARAMETER
=1.6 to 2.0V; V
=1.6 to 2.0V; V
Table 6.3 DC Electrical Characteristics: Analog I/O Pins (DP/DM) (continued)
DD3.3
DD3.3
Table 6.4 Dynamic Characteristics: Analog I/O Pins (DP/DM)
=3.0 to 3.6V; V
=3.0 to 3.6V; V
SYMBOL
SYMBOL
V
V
V
V
V
V
V
CHIRPK
V
F
CHIRPJ
T
T
CMHS
HSSQ
HSOH
HSOL
OLHS
C
I
RFM
FSR
CRS
FFF
LZ
IN
SS
SS
Unsquelch Threshold
45Ω load
45Ω load
45Ω load
HS termination resistor
disabled, pull-up resistor
connected. 45Ω load.
HS termination resistor
disabled, pull-up resistor
connected. 45Ω load.
Pin to GND
CL = 50pF; 10 to 90% of
|V
CL = 50pF; 10 to 90% of
|V
Excluding the first
transition from IDLE
state
Excluding the first
transition from IDLE
state
= 0V; T
= 0V; T
DATASHEET
OH
OH
Squelch Threshold
CONDITIONS
CONDITIONS
- V
- V
OL
OL
A
A
16
= -40
= -40
|
|
o
o
C to +85
C to +85
o
o
C; unless otherwise specified.)
C; unless otherwise specified.)
-900
MIN
MIN
150
360
700
-50
-10
-10
1.3
90
4
4
SMSC GT3200, SMSC USB3250
TYP
TYP
5
111.1
MAX
MAX
1100
-500
100
500
440
± 1
2.0
10
10
10
20
20
USB2.0 PHY IC
Datasheet
UNITS
UNITS
mV
mV
mV
mV
mV
mV
mV
mV
uA
pF
ns
ns
%
V