dp83251 National Semiconductor Corporation, dp83251 Datasheet - Page 76
dp83251
Manufacturer Part Number
dp83251
Description
Player Device Fddi Physical Layer Controller
Manufacturer
National Semiconductor Corporation
Datasheet
1.DP83251.pdf
(96 pages)
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6 0 Pin Descriptions
POWER AND GROUND
All power pins should be connected to a single 5V power supply All ground pins should be connected to a common 0V ground
supply
Symbol
GND
GND
V
GND
GND
V
GND
V
GND
V
GND
V
GND
V
GND
V
GND
CC
CC
CC
CC
CC
CC
CC
Pin No
102
129
132
20
32
35
38
62
65
68
71
74
96
99
1
4
7
I O
(Continued)
Ground Power supply return for internal CMOS logic
Ground Power supply return for Control Bus Interface CMOS I Os
Power Positive 5V power supply (
CMOS I Os
Ground Power supply return for internal CMOS logic
Ground Power supply return for Port A Interface CMOS I Os
Power Positive 5V power supply (
CMOS I Os
Ground Power supply return for internal CMOS logic
Power Positive 5V power supply (
Ground Power supply return for internal ECL logic
Power Positive 5V power supply (
Os
Ground Power supply return for internal ECL logic
Power Positive 5V power supply (
Ground Power supply return for internal CMOS logic
Power Positive 5V power supply (
Os
Ground Power supply return for Port B Interface CMOS I Os
Power 5V power supply (
Ground Power supply return for internal CMOS logic
76
g
5% relative to ground) for internal CMOS logic
g
g
g
g
g
g
5% relative to ground) for Control Bus Interface
5% relative to ground) for the Port A Interface
5% relative to ground) for internal ECL logic
5% relative to ground) for the Serial Interface ECL I
5% relative to ground) for internal ECL logic
5% relative to ground) for Port B Interface CMOS I
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