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6702PXH 参数 Datasheet PDF下载

6702PXH图片预览
型号: 6702PXH
PDF下载: 下载PDF文件 查看货源
内容描述: 64位PCI中枢 [64-bit PCI Hub]
分类和应用: PC
文件页数/大小: 214 页 / 2554 K
品牌: INTEL [ INTEL ]
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Electrical Characteristics  
Table 4-7. DC Output Characteristic (Sheet 2 of 2)  
3.3V Signal  
Min Max  
Symbol  
Parameter  
Unit  
Notes  
VOH2  
VOL3  
VOH3  
Output High Voltage  
Output Low Voltage  
Output High Voltage  
N/A  
0.4  
V
V
V
IOL4=14 mA  
Open Drain  
N/A  
4.1.7.1  
PCI Express Interface DC Specifications  
4.1.7.1.1  
Differential Transmitter (TX) DC Output Specifications  
Table 4-8 defines the DC specifications of parameters for the differential output at all transmitters  
(TXs). The parameters are specified at the component pins.  
Table 4-8. Differential Transmitter (TX) DC Output Specifications (Sheet 1 of 2)  
Symbol  
Parameter  
Min  
Nom Max Units Comments  
VTX-DIFFp-p  
Differential Peak to  
Peak Output Voltage  
0.800  
1.2  
V
VTX-DIFFp-p = 2*|VTX-D+-VTX-D-  
See Note 1.  
|
VTX-DE-RATIO De-Emphasized  
Differential Output  
-3.0  
-3.5  
-4.0  
dB  
This is the ratio of the VTX-DIFFp-p  
of the second and following bits  
after a transition divided by the  
Voltage (Ratio)  
V
TX-DIFFp-p of the first bit after a  
transition  
See Note 1.  
VTX-CM-ACp  
AC Peak  
Common Mode  
Output Voltage  
20  
100  
25  
mV  
mV  
mV  
VTX-CM-ACp = |VTX-D+ + vTX-D-| / 2  
– vTX-CM-DC  
vTX-CM-DC = DC(avg) of |VTX-D+  
VTX-D-| / 2  
+
See Note 1.  
VTX-CM-DC-  
Absolute Delta of DC  
Common Mode Voltage  
During L0 and Electrical  
Idle  
0
0
|VTX-CM-DC– VTX-CM-Idle-DC[During  
Electrical Idle]| =100mv  
ACTIVE-IDLE-  
DELTA  
V
V
TX-CM-DC = DC(avg) of |VTX-D+  
TX-D-| / 2 [Electrical Idle]  
+
See Note 1.  
VTX-CM-DC-  
Absolute Delta of DC  
Common Mode Voltage  
between D+ and D-.  
|VTX-CM-DC-D+– VTX-CM-DC-D-| =  
25mV  
LINE-DELTA  
V
TX-CM-DC-D+ = DC(avg) of |VTX-D+  
|
V
TX-CM-DC-D- = DC(avg) of |VTX-D-  
|
See Note 1.  
VTX-IDLE-  
Electrical Idle  
Differential Peak  
Output Voltage  
0
20  
mV  
mV  
VTX-IDLE-DIFFp =|VTX-Idle-D+ -VTx-  
Idle-D-| = 20mV  
See Note 1.  
DIFFp  
VTX-RCV-  
Amount of voltage  
change allowed during  
Receiver Detection  
600  
The total amount of voltage  
change that a transmitter can  
apply to sense whether a low  
impedance receiver is present.  
DETECT  
RLTX-DIFF  
Differential Return Loss  
12  
dB  
Measured over 50 MHz to 1.25  
GHz  
See Note 2.  
Intel® 6702PXH 64-bit PCI Hub Datasheet  
159