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參數(shù)資料
| 型號(hào)： | DM9000A |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | Ethernet Controller with General Processor Interface |
| 中文描述： | 以太網(wǎng)控制器與通用處理器接口 |
| 文件頁(yè)數(shù)： | 54/56頁(yè) |
| 文件大?。?/td> | 1744K |
| 代理商： | DM9000A |
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DM9000A
Ethernet Controller with General Processor Interface
Preliminary datasheet
Version: DM9000A-DS-P03
Apr. 21, 2005
54
11.7 Magnetics Selection Guide
Refer to Table 2 for transformer requirements.
Transformers, meeting these requirements, are
available from a variety of magnetic manufacturers.
Designers should test and qualify all magnetics
Manufacturer
Pulse Engineering
Delta
YCL
before using them in an application. The transformers
listed in Table 2 are electrical equivalents, but may
not be pin-to-pin equivalents.
Part Number
PE-68515, H1078, H1012, H1102
LF8200, LF8221x
20PMT04, 20PMT05, PH163112 , YCL 0303
PH163539 *(Auto MDIX)
TG22-3506ND, TD22-3506G1, TG22-S010ND, TG22-S012ND
TG110-S050N2
NPI 6181-37, NPI 6120-30, NPI 6120-37
NPI 6170-30
PT41715
S558-5999-01, S558-5999-W2
ST6114, ST6118
HS2123, HS2213
TS6121C,16ST8515,16ST1086
Halo
Nano Pulse Inc.
Fil-Mag
Bel Fuse
Valor
Macronics
Bothhand
Table 2
11.8 Crystal Selection Guide
A crystal can be used to generate the 25MHz
reference clock instead of an oscillator. The crystal
must be a fundamental type, and series-resonant.
Connects to pins X1 and X2, and shunts each crystal
lead to ground with a 22pf capacitor (see figure 11-6).
Figure 11-6
Crystal Circuit Diagram
43
44
X1
X2
AGND
AGND
22pf
25MHz
22pf
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相關(guān)代理商/技術(shù)參數(shù) |
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| DM9000A_06 | 制造商:DAVICOM 制造商全稱:DAVICOM 功能描述:Ethernet Controller with General Processor Interface |
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| DM9000AEP | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:網(wǎng)絡(luò)接口電路 |
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