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PCI2250PCM 参数 Datasheet PDF下载

PCI2250PCM图片预览
型号: PCI2250PCM
PDF下载: 下载PDF文件 查看货源
内容描述: PCI总线接口/控制器\n [PCI Bus Interface/Controller ]
分类和应用: 控制器PC
文件页数/大小: 85 页 / 340 K
品牌: TI [ TEXAS INSTRUMENTS ]
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Table 2–11. Miscellaneous Terminals  
TERMINAL  
PCM  
I/O  
DESCRIPTION  
PGF  
NAME  
NUMBER NUMBER  
GOZ  
NO/HSLED  
MS0  
63  
62  
69  
68  
I
NAND tree enable pin.  
I/O  
I
NAND tree out when GOZ is asserted. Hot-swap LED when GOZ is deasserted.  
Mode select 0  
120  
132  
Mode select 1 when mode select 0 is low, bus power clock control when mode select 0 is  
high.  
MS1/BPCC  
P_MFUNC  
S_MFUNC  
159  
102  
5
174  
112  
7
I
Primary multifunction terminal. This terminal can be configured as P_CLKRUN, P_LOCK,  
or HS_ENUM depending on the values of MS0 and MS1.  
I/O  
I/O  
Secondary multifunction terminal. This terminal can be configured as S_CLKRUN,  
S_LOCK, or HS_SWITCH depending on the values of MS0 and MS1.  
Table 2–12. Power Supply  
TERMINAL  
DESCRIPTION  
PGF NUMBER  
NAME  
PCM NUMBER  
1, 12, 19, 27, 34, 41, 50, 54, 1, 14, 21, 29, 36, 45, 56, 60,  
58, 65, 71, 81, 86, 94, 103, 64, 71, 77, 89, 96, 104, 113,  
GND  
Device ground terminals  
112, 119, 121, 128, 135,  
143, 151, 157  
122, 130, 133, 142, 149,  
157, 165, 171  
8, 15, 23, 30, 40, 46, 56, 60,  
75, 80, 90, 98, 108, 116,  
125, 131, 139, 147, 154,  
160  
10, 17, 25, 32, 44, 52, 62,  
66, 81, 88, 100, 108, 118,  
126, 139, 145, 153, 161,  
168, 176  
V
CC  
Power-supply terminal for core logic (3.3 V)  
Primary bus-signaling environment supply. P_V  
protection circuitry on primary bus I/O signals.  
is used in  
is used in  
CCP  
P_V  
S_V  
67  
52  
73  
58  
CCP  
Secondary bus-signaling environment supply. S_V  
protection circuitry on secondary bus I/O signals.  
CCP  
CCP  
2–12  
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