參數(shù)資料
型號(hào): KSZ8841-16MQL-EVAL
廠商: Micrel Inc
文件頁(yè)數(shù): 3/105頁(yè)
文件大?。?/td> 0K
描述: BOARD EVALUATION KSZ8841-16MQL
標(biāo)準(zhǔn)包裝: 1
主要目的: 接口,以太網(wǎng)控制器(PHY 和 MAC)
嵌入式:
已用 IC / 零件: KSZ8841-16MQL
主要屬性: 1 個(gè)端口,100BASE-TX/10BASE-T
次要屬性: 8/16 位接口,LinkMD 線纜診斷
已供物品: 板,CD,文檔,電源
相關(guān)產(chǎn)品: KSZ8841-16MQL A6-ND - IC MAC CTRLR 8/16BIT 128-PQFP
576-2115-ND - IC MAC CTRLR 32BIT 128-PQFP
576-2112-ND - IC MAC CTRLR 8/16BIT 128-PQFP
其它名稱: 576-1631
Micrel, Inc.
KSZ8841-16/32 MQL/MVL/MBL
October 2007
100
M9999-102207-1.6
Selection of Isolation Transformers
A 1:1 isolation transformer is required at the line interface. An isolation transformer with integrated common-mode choke
is recommended for exceeding FCC requirements.
Table 27 gives recommended transformer characteristics.
Parameter
Value
Test Condition
Turns ratio
1 CT : 1 CT
Open-circuit inductance (min)
350
H
100mV, 100kHz, 8mA
Leakage inductance (max)
0.4
H
1MHz (min)
Inter-winding capacitance (max)
12pF
D.C. resistance (max)
0.9
Insertion loss (max)
1.0dB
0MHz – 65MHz
HIPOT (min)
1500Vrms
Table 27. Transformer Selection Criteria
Magnetic Manufacturer
Part Number
Auto MDI-X
Number of Port
Pulse
H1102
Yes
1
Pulse (low cost)
H1260
Yes
1
Transpower
HB726
Yes
1
Bel Fuse
S558-5999-U7
Yes
1
Delta
LF8505
Yes
1
LanKom
LF-H41S
Yes
1
TDK (Mag Jack)
TLA-6T718
Yes
1
Table 28. Qualified Single Port Magnetics
Selection of Reference Crystal
Chacteristics
Value
Units
Frequency
25
MHz
Frequency tolerance (max)
±50
ppm
Load capacitance (max)
20
pF
Series resistance
25
Table 29. Typical Reference Crystal Characteristics
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KSZ8841-16MVL 功能描述:以太網(wǎng) IC Single Ethernet Port + Generic (8, 16-bit) bus interface(Lead Free) RoHS:否 制造商:Micrel 產(chǎn)品:Ethernet Switches 收發(fā)器數(shù)量:2 數(shù)據(jù)速率:10 Mb/s, 100 Mb/s 電源電壓-最大:1.25 V, 3.45 V 電源電壓-最小:1.15 V, 3.15 V 最大工作溫度:+ 85 C 封裝 / 箱體:QFN-64 封裝:Tray
KSZ8841-16MVL TR 功能描述:以太網(wǎng) IC Single Ethernet Port + Generic (8, 16-bit) bus interface(Lead Free) RoHS:否 制造商:Micrel 產(chǎn)品:Ethernet Switches 收發(fā)器數(shù)量:2 數(shù)據(jù)速率:10 Mb/s, 100 Mb/s 電源電壓-最大:1.25 V, 3.45 V 電源電壓-最小:1.15 V, 3.15 V 最大工作溫度:+ 85 C 封裝 / 箱體:QFN-64 封裝:Tray
KSZ8841-16MVL-EVAL 功能描述:BOARD EVALUATION KSZ8841-16MVL RoHS:是 類別:編程器,開發(fā)系統(tǒng) >> 過時(shí)/停產(chǎn)零件編號(hào) 系列:- 標(biāo)準(zhǔn)包裝:1 系列:- 類型:MCU 適用于相關(guān)產(chǎn)品:Freescale MC68HC908LJ/LK(80-QFP ZIF 插口) 所含物品:面板、纜線、軟件、數(shù)據(jù)表和用戶手冊(cè) 其它名稱:520-1035
KSZ8841-16MVLI 功能描述:以太網(wǎng) IC Single Ethernet Port + Generic (8, 16-bit) bus interface(Lead Free) RoHS:否 制造商:Micrel 產(chǎn)品:Ethernet Switches 收發(fā)器數(shù)量:2 數(shù)據(jù)速率:10 Mb/s, 100 Mb/s 電源電壓-最大:1.25 V, 3.45 V 電源電壓-最小:1.15 V, 3.15 V 最大工作溫度:+ 85 C 封裝 / 箱體:QFN-64 封裝:Tray
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