DP83257VF National Semiconductor, DP83257VF Datasheet - Page 142

• Manufacturer Part Number: DP83257VF
• Description: IC FDDI LAYER CTRLR 160PQFP
• Manufacturer: National Semiconductor

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

9 0 Package Information
The information contained in this section describes the two packages used for the PLAYER
Land pattern information is provided to assist in surface mount layout using each of the available PLAYER
Mechanical drawings of each of the packages are also provided
9 1 LAND PATTERNS
9 2 MECHANICAL DRAWINGS
The following two pages contain the mechanical drawings for each of the available PLAYER
DP83256VF and DP83256VF-AP
14mm x 14mm x 2 0mm
100-lead JEDEC FPQFP
DP83257VF
28mm x 28mm x 3 42mm
160-lead JEDEC MQFP
Device
TABLE 9-1 Layout Land Pattern Dimensions
FIGURE 9-1 Layout Land Patterns
A (mm)
14 60
28 90
142
B (mm)
18 45
33 40
a
a
P (mm)
0 50
0 65
device
device packages
TL F 11708 – 46
a
device packages
X (mm)
0 35
0 45