DP83257VF National Semiconductor, DP83257VF Datasheet - Page 105

• 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

Symbol
BRD7
BRD6
BRD5
BRD4
BRD3
BRD2
BRD1
BRD0
6 0 Signal Descriptions
Pin
111
109
107
103
101
99
97
95
I O
I
I
PHY Port B Request Data TTL input signals representing the first 4-bit data control symbol
BRD7 is the most significant bit and BRD4 is the least significant bit of the first symbol
PHY Port B Request Data TTL input signals representing the second 4-bit data control symbol
BRD3 is the most significant bit and BRD0 is the least significant bit of the second symbol
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105
Description