VSC8150 查看數據表（PDF） - Vitesse Semiconductor
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VSC8150 Datasheet PDF : 20 Pages
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VITESSE
SEMICONDUCTOR CORPORATION
Preliminary Data Sheet
VSC8150
2.488Gb/s SONET/SDH
Overhead Monitor
Table 14: Pin Definitions
Signal
Pin
LOS
76
VCC
77
VEE
78
SOHOUT7
79
NC
80
VEE
81
RXLOF
82
RXSEF
83
VMM
84
NC
85
B1ERR
86
VEE
87
VCC
88
RXFRERR
89
RXFPOUT
90
VMM
91
RATESEL1
92
FRDETEN
93
VEE
94
SELFRDET1
95
SELFRDET0
96
VCC
97
VCC
98
RATESEL0
99
TEST
100
Table 15: Power Supply Summary
Signal
VCC
Pin
1,4,5,8,17,20,21,
24,28,29,38,39,48,
49,52,54,55,62,66,
73,75,77,88,97,98
VMM
3,22,35,42,53,74,
84,91
2,11,14,23,32,45,
VEE
58,61,65,69,72,78,
81,87,94
I/O
I
PWR
PWR
O
−
PWR
O
O
PWR
−
O
PWR
PWR
O
O
PWR
I
I
PWR
I
I
PWR
PWR
I
I
I/O
PWR
PWR
PWR
Level
TTL
+3.3V
GND
TTL
−
GND
TTL
TTL
+2.0V
−
TTL
GND
+3.3V
TTL
TTL
+2.0V
TTL
TTL
GND
TTL
TTL
+3.3V
+3.3V
TTL
GND
Pin Description
Loss of Signal
Overhead Output Bus
Leave Unconnected
Loss of Frame
Severely Errored Frame
Leave Unconnected
B1 Error Pulse Output
Frame Error Detect
Frame Pointer Output
STS-12/STM-4 Select
Frame Detect Enable
Frame Mode Select
Frame Mode Select
STS-3/STM-1 Select
Test Input
Level
+3.3V
+2.0V
GND
Pin Description
Connect to +3.3V for
single supply
configuration
G52186-0, Rev. 3.0
10/12/98
© VITESSE SEMICONDUCTOR CORPORATION
741 Calle Plano, Camarillo, CA 93012 • 805/388-3700 • FAX: 805/987-5896
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