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DP83256 Datasheet(PDF) 130 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # DP83256
Description  PLAYERa??Device (FDDI Physical Layer Controller)
PDF  144 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

DP83256 Datasheet(HTML) 130 Page - National Semiconductor (TI)

Back Button DP83256 Datasheet HTML 126Page - National Semiconductor (TI) DP83256 Datasheet HTML 127Page - National Semiconductor (TI) DP83256 Datasheet HTML 128Page - National Semiconductor (TI) DP83256 Datasheet HTML 129Page - National Semiconductor (TI) DP83256 Datasheet HTML 130Page - National Semiconductor (TI) DP83256 Datasheet HTML 131Page - National Semiconductor (TI) DP83256 Datasheet HTML 132Page - National Semiconductor (TI) DP83256 Datasheet HTML 133Page - National Semiconductor (TI) DP83256 Datasheet HTML 134Page - National Semiconductor (TI) Next Button
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80 Connection Diagrams (Continued)
TABLE 8-1 DP83256 100-Pin PQFP Pinout Summary
(Continued)
Pin No
Signal Name
Symbol
IO
Pin Type
39
PMD Indicate Data a
PMIDa
I
ECL
40
Sense Pin 0
SP0
I
TTL
41
Enable Pin 0
EP0
O
TTL
42
Sense Pin 1
SP1
I
TTL
43
Enable Pin 1
EP1
O
TTL
44
ECL Power
VCC ECL
a
5V
45
ECL Ground
GND
ECL
a
0V
46
PMD Transmitter Enable
TXE
O
TTL
47
PMD Transmitter Enable Level
TEL
I
TTL
48
Reserved
0
RES
0
a
0V
49
No Connect
NC
50
Reserved
0
RES
0
a
0V
51
Reserved
0
RES
0
a
0V
52
Reserved
0
RES
0
a
0V
53
Reserved
0
RES
0
a
0V
54
No Connect
NC
55
ECL Ground
GND
ECL
a
0V
56
ECL Power
VCC ECL
a
5V
57
Reserved
0
RES
0
a
0V
58
Reserved
0
RES
0
a
0V
59
PHY Port B Request Datak0l
BRD0
I
TTL
60
PHY Port B Request Datak1l
BRD1
I
TTL
61
PHY Port B Request Datak2l
BRD2
I
TTL
62
PHY Port B Request Datak3l
BRD3
I
TTL
63
PHY Port B Request Datak4l
BRD4
I
TTL
64
IO Ground
GND
IO
a
0V
65
IO Power
VCC IO
a
5V
66
PHY Port B Request Datak5l
BRD5
I
TTL
67
PHY Port B Request Datak6l
BRD6
I
TTL
68
PHY Port B Request Datak7l
BRD7
I
TTL
69
PHY Port B Request Control
BRC
I
TTL
70
PHY Port B Request Parity
BRP
O
TTL
71
E
Device Reset
E
RST
I
TTL
72
Read EWrite
R EW
I
TTL
73
Chip Enable
E
CE
I
TTL
74
E
Interrupt
E
INT
O
Open Drain
75
E
Acknowledge
E
ACK
O
Open Drain
76
Control Bus Addressk0l
CBA0
I
TTL
130



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