參數(shù)資料
型號(hào): GT3200
廠商: SMSC Corporation
英文描述: USB2.0 PJY IC
中文描述: USB2.0接口PJY集成電路
文件頁數(shù): 19/51頁
文件大小: 1462K
代理商: GT3200
USB2.0 PHY IC
SMSC GT3200, SMSC USB3250
14
Revision 1.3 (10-05-04)
DATASHEET
6.2
High-speed Signaling Eye Patterns
High-speed USB signals are characterized using eye patterns. For measuring the eye patterns 4
points have been defined (see
Figure 6.3
). The Universal Serial Bus Specification Rev.2.0 defines the
eye patterns in several 'templates'. The two templates that are relevant to the PHY are shown below.
Figure 6.2 Full-Speed Driver VOL/IOL Characteristics for High-speed Capable Transceiver
V
out
(Volts)
V
OH
0
0
Drive Low
I
out
(mA)
22
1.09V
0.434*V
OH
Test Limit
Slope = 1/40.5 Ohm
Slope = 1/49.5 Ohm
10.71 * |V
OH
|
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相關(guān)代理商/技術(shù)參數(shù)
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GT3200_06 制造商:SMSC 制造商全稱:SMSC 功能描述:USB2.0 PHY IC
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