DP83257VF National Semiconductor, DP83257VF Datasheet - Page 129
![no-image](/images/manufacturer_photos/0/4/469/national_semiconductor_sml.jpg)
DP83257VF
Manufacturer Part Number
DP83257VF
Description
IC FDDI LAYER CTRLR 160PQFP
Manufacturer
National Semiconductor
Datasheet
1.DP83256VF.pdf
(144 pages)
Specifications of DP83257VF
Controller Type
physical layer controller
Voltage - Supply
4.75 V ~ 5.25 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
160-BFQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Current - Supply
-
Interface
-
Other names
*DP83257VF
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DP83257VF
Manufacturer:
NVIDIA
Quantity:
12 388
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8 0 Connection Diagrams
Pin No
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
1
2
3
4
5
6
7
8
9
Local Byte Clock 4
Local Byte Clock 3
Local Byte Clock 2
Local Byte Clock 1
Clock 16 32
PHY Port A Indicate Parity
PHY Port A Indicate Control
PHY Port A Indicate Data
PHY Port A Indicate Data
PHY Port A Indicate Data
I O Power
I O Ground
PHY Port A Indicate Data
PHY Port A Indicate Data
PHY Port A Indicate Data
PHY Port A Indicate Data
PHY Port A Indicate Data
Reserved 0
Reserved 0
ANALOG Power
ANALOG Ground
Phase Select
Reference Select
Reference Input
Feedback Input
Crystal Output
Crystal Input
ESD Power
ESD Ground
Loop Filter
ECL Power
PMD Request Data
PMD Request Data
ECL Power
ECL Ground
Signal Detect
Signal Detect
PMD Indicate Data
Signal Name
TABLE 8-1 DP83256 100-Pin PQFP Pinout Summary
b
a
(Continued)
b
b
a
k
k
k
k
k
k
k
k
7
6
5
4
3
2
1
0
l
l
l
l
l
l
l
l
129
GND ANALOG
V
CC
XTAL OUT
GND ESD
GND ECL
REF SEL
V
V
V
XTAL IN
GND IO
PH SEL
V
REF IN
FBK IN
PMRD
PMRD
Symbol
RES 0
RES 0
LPFLTR
CC
CC
CC
PMID
CLK16
LBC4
LBC3
LBC2
LBC1
CC
SD
SD
AID7
AID6
AID5
AID4
AID3
AID2
AID1
AID0
AIP
AIC
ANALOG
b
a
ESD
ECL
ECL
b
IO
b
a
I O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
Pin Type
a
a
a
a
a
a
a
a
a
a
a
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
ECL
ECL
ECL
ECL
ECL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
0 V
5V
0V
0V
0V
5V
5V
0V
5V
5V
0V
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