DP83257VF National Semiconductor, DP83257VF Datasheet - Page 126

• 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

7 0 Electrical Characteristics
AC TEST CIRCUITS
Note S
S
S
2
1
1
is closed for T
and S
is closed for T
2
are open otherwise
FIGURE 7-18 Switching Test Circuit for All Open Drain Output Signals (INT ACK and CR)
PZH
PZL
and T
and T
FIGURE 7-19 Switching Test Circuit for All ECL Input and Output Signals
FIGURE 7-16 Switching Test Circuit for All TRI-STATE Output Signals
PLZ
PHZ
FIGURE 7-17 Switching Test Circuit for All TTL Output Signals
(Continued)
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TL F 11708 – 39
TL F 11708 – 38
TL F 11708– 40
TL F 11708 – 37