參數(shù)資料
型號(hào): MCP4251T-503E/ML
廠商: Microchip Technology
文件頁數(shù): 30/59頁
文件大小: 0K
描述: IC DGTL POT 50K 2CH 16QFN
標(biāo)準(zhǔn)包裝: 3,300
接片: 257
電阻(歐姆): 50k
電路數(shù): 2
溫度系數(shù): 標(biāo)準(zhǔn)值 150 ppm/°C
存儲(chǔ)器類型: 易失
接口: 4 線 SPI(芯片選擇)
電源電壓: 1.8 V ~ 5.5 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 16-VQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 16-QFN-EP(4x4)
包裝: 帶卷 (TR)
其它名稱: MCP4251T-503-E/ML
MCP4251T-503-E/MLTR
MCP4251T-503-E/MLTR-ND
MCP4251T-503E/MLTR
Micrel, Inc.
KSZ8051MNL/RNL
July 2010
36
M9999-070910-1.0
Register Description (Continued)
Address
Name
Description
Mode
(1)
Default
1.2
Link Status
1 = Link is up
0 = Link is down
RO/LL
0
1.1
Jabber Detect
1 = Jabber detected
0 = Jabber not detected (default is low)
RO/LH
0
1.0
Extended
Capability
1 = Supports extended capabilities registers
RO
1
Register 2h – PHY Identifier 1
2.15:0
PHY ID
Number
Assigned to the 3rd through 18th bits of the
Organizationally Unique Identifier (OUI).
Kendin Communication’s OUI is 0010A1 (hex)
RO
0022h
Register 3h – PHY Identifier 2
3.15:10
PHY ID
Number
Assigned to the 19th through 24th bits of the
Organizationally Unique Identifier (OUI).
Kendin Communication’s OUI is 0010A1 (hex)
RO
0001_01
3.9:4
Model Number
Six bit manufacturer’s model number
RO
01_0101
3.3:0
Revision
Number
Four bit manufacturer’s revision number
RO
Indicates silicon revision
Register 4h – Auto-Negotiation Advertisement
4.15
Next Page
1 = Next page capable
0 = No next page capability.
RW
0
4.14
Reserved
RO
0
4.13
Remote Fault
1 = Remote fault supported
0 = No remote fault
RW
0
4.12
Reserved
RO
0
4.11:10
Pause
[00] = No PAUSE
[10] = Asymmetric PAUSE
[01] = Symmetric PAUSE
[11] = Asymmetric & Symmetric PAUSE
RW
00
4.9
100Base-T4
1 = T4 capable
0 = No T4 capability
RO
0
4.8
100Base-TX
Full-Duplex
1 = 100Mbps full-duplex capable
0 = No 100Mbps full-duplex capability
RW
Set by SPEED strapping pin.
See “Strapping Options” section
for details.
4.7
100Base-TX
Half-Duplex
1 = 100Mbps half-duplex capable
0 = No 100Mbps half-duplex capability
RW
Set by SPEED strapping pin.
See “Strapping Options” section
for details.
4.6
10Base-T
Full-Duplex
1 = 10Mbps full-duplex capable
0 = No 10Mbps full-duplex capability
RW
1
4.5
10Base-T
Half-Duplex
1 = 10Mbps half-duplex capable
0 = No 10Mbps half-duplex capability
RW
1
4.4:0
Selector Field
[00001] = IEEE 802.3
RW
0_0001
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