OXU140CM Data Sheet
Oxford Semiconductor, Inc.
Table 4 DC Characteristics, High-Speed USB I/O Signals: DP and DM Only
P
P
Symbol
Parameter
Condition
P)|
I(DP ) -- VI(DM
Min
Max
Unit
V
High-speed differential input
sensitivity
|V
300
mV
P
HSDIFF
V
V
High-speed data signaling
common mode range
-50
500
100
mV
HSCM
HSSQ
High-speed squelch detection
threshold
Squelch detected
mV
mV
mV
No squelch detected
150
-10
V
V
V
V
High-speed idle output voltage
(differential)
10
10
HSIO
High-speed low-level output
voltage (differential)
-10
mV
mV
mV
HSOL
HSOH
CHIRPK
High-speed high-level output
voltage (differential)
-360
-900
400
-500
Chirp-K output voltage
(differential)
Table 5 DC Characteristics, Logic Signals
Symbol
Parameter
Condition
Min
Max
Unit
V
Low-level output voltage
0.4
V
OL
V
V
V
High-level output voltage
Low-level input voltage
High-level input voltage
V
V
V
V
V
V
= 3.3 V
= 1.8 V
= 3.3 V
= 1.8 V
= 3.3 V
= 1.8 V
2.4
V
V
OH
DDW
DDW
DDW
DDW
DDW
DDW
0.75*VDDW
0.8
V
IL
0.3*V
V
DDW
2.0
V
IH
0.7*V
V
DDW
C
C
C
I
Input capacitance
2.2 (typical)
2.2 (typical)
2.2 (typical)
pF
pF
pF
µA
IN
Output capacitance
Bi-directional capacitance
Input leakage current
OUT
BI
No pull up or pull down
-10
10
IN
Note:
The capacitances listed above do not include pad capacitance and package capacitance.
One can estimate pin capacitance by adding pad capacitance of about 0.5 pF; and the
package capacitance, which is about 0.86 pF max for QFP and 0.42 pF max for BGA.
Table 6 DC Characteristics, ID Resistance
Symbol
B-PLUG-ID
A-PLUG-ID
Parameter
Condition
Min
Max
Unit
R
R
Resistance to ground on mini-B plug
100 K
Ω
Resistance to ground on mini-A plug
10
Ω
6
External--Free Release
DS-0038 Jul 06
OXFORD [ OXFORD SEMICONDUCTOR ]
