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DP83848IVVX 参数 Datasheet PDF下载

DP83848IVVX图片预览
型号: DP83848IVVX
PDF下载: 下载PDF文件 查看货源
内容描述: DP83848I PHYTER工业温度单端口10/100 Mb / s以太网物理层收发器 [DP83848I PHYTER Industrial Temperature Single Port 10/100 Mb/s Ethernet Physical Layer Transceiver]
分类和应用: 以太网局域网(LAN)标准
文件页数/大小: 86 页 / 788 K
品牌: TI [ TEXAS INSTRUMENTS ]
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8.2.5 100 Mb/s MII Receive Timing  
T2.5.1  
T2.5.1  
RX_CLK  
T2.5.2  
RXD[3:0]  
RX_DV  
RX_ER  
Valid Data  
Parameter  
T2.5.1  
Description  
RX_CLK High/Low Time  
RX_CLK to RXD[3:0], RX_DV, RX_ER Delay 100 Mb/s Normal mode  
Notes  
Min Typ Max Units  
100 Mb/s Normal mode  
16  
10  
20  
24  
30  
ns  
ns  
T2.5.2  
Note: RX_CLK may be held low or high for a longer period of time during transition between reference and recovered  
clocks. Minimum high and low times will not be violated.  
8.2.6 100BASE-TX Transmit Packet Latency Timing  
TX_CLK  
TX_EN  
TXD  
T2.6.1  
IDLE  
(J/K)  
DATA  
PMD Output Pair  
Parameter  
Description  
Notes  
Min  
Typ Max  
Units  
T2.6.1  
TX_CLK to PMD Output Pair 100 Mb/s Normal mode  
Latency  
6
bits  
Note: For Normal mode, latency is determined by measuring the time from the first rising edge of TX_CLK occurring after  
the assertion of TX_EN to the first bit of the “J” code group as output from the PMD Output Pair. 1 bit time = 10 ns in 100  
Mb/s mode.  
67  
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