dp83848qsqx/nopb National Semiconductor Corporation, dp83848qsqx/nopb Datasheet - Page 67

• Manufacturer Part Number: dp83848qsqx/nopb
• Description: Phyter Extended Temperature Single Port 10/100 Mb/s Ethernet Physical Layer Transceiver
• Manufacturer: National Semiconductor Corporation

T2.26.1
T2.26.2
T2.26.3
T2.26.4
Parameter
15.2.26 RMII Transmit Timing
X1 Clock Period
TXD[1:0], TX_EN, Data Setup to X1 rising
TXD[1:0], TX_EN, Data Hold from X1 rising
X1 Clock to PMD Output Pair Latency
Description
50 MHz Reference Clock
From X1 Rising edge to first bit of
symbol
67
Notes
Min
4
2
30152545
Typ
20
17
Max
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Units
bits
ns
ns
ns