參數(shù)資料
型號: UPD72850AGK-9EU
廠商: NEC Corp.
元件分類: 圓形連接器
英文描述: Circular Connector; No. of Contacts:56; Series:MS27467; Body Material:Aluminum; Connecting Termination:Crimp; Connector Shell Size:25; Circular Contact Gender:Pin; Circular Shell Style:Straight Plug; Insert Arrangement:25-4 RoHS Compliant: No
中文描述: IEEE1394連接400Mbps的物理層
文件頁數(shù): 9/48頁
文件大?。?/td> 290K
代理商: UPD72850AGK-9EU
Data Sheet S14452EJ1V0DS00
9
μ
PD72850A
1.4 IC
Name
Pin No.
I/O
Function
IC
75, 76
I
Internally Connected (High Clamped)
1.5 Power Supply Pins
Name
Pin No.
I/O
Function
31, 36
-
Analog power 1 (APLL, OSC)
40, 45
-
Analog power 2 (Bias)
AV
DD
63, 67, 73
-
Analog power 3 (Cable Interface)
32, 33
-
Analog GND1 (PLL, OSC)
39, 44
-
Analog GND2 (Bias)
61
-
Analog GND3 (Common)
62
-
Analog GND4 (Speed signal)
AGND
65, 68-70, 72
-
Analog GND5 (Port)
DV
DD
7, 10, 14,
26-28, 80
-
Digital V
DD
DGND
4, 8, 11, 17,
20, 23, 29, 74
-
Digital GND
1.6 Other Pins
Name
Pin No.
I/O
Function
TpBias0
48
O
First port twisted pair output
TpBias1
47
O
Second port twisted pair output
TpBias2
46
O
Third port twisted pair output
RI0
41
-
Resistor connection pin0 for reference current generator.
Please connect to RI1 pin via 9.1 k
resistor.
RI1
42
-
Resistor connection pin1 for reference current generator.
Please connect to RI0 pin via 9.1 k
resistor.
FIL1
34
-
APLL filter (No need to assemble)
FIL0
35
-
APLL filter ground (No need to assemble)
XI
37
-
Crystal oscillator connection XI
XO
38
-
Crystal oscillator connection XO
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