参数资料
型号: ST70137
厂商: 意法半导体
英文描述: UNICORNTM PCI & USB CONTROLLERLESS ADSL DMT TRANSCEIVER
中文描述: UNICORNTM的PCI
文件页数: 19/22页
文件大小: 140K
代理商: ST70137
ST70137
19/22
USB Interface AC Specifications (1.1 version)
AC Characteristics (D+, D-)
USB Test Scheme
Symbol
Parameter
Test Condition
Minimum
Typical
Maximum
Units
t
DR
Average bit rate (12 M/s
±
0.05%)
11.97
12.03
Mbps
t
R
Rise Time between 10% and 90% (see
Figure Rise and Fall Time Measures)
4
20
ns
t
F
Fall Time 10% and 90% (see Figure Rise
and Fall Time Measures)
4
20
ns
V
CRS
Output Signal Crossover Voltage
1.3
2
V
CLK
Th
Input
Output
Tri-state Output
Tsu
Tval
Ton
Toff
1
2
Test
50pF
50pF
Test
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