DP83848VYB National Semiconductor, DP83848VYB Datasheet - Page 60

• Manufacturer Part Number: DP83848VYB
• Description: TRANSCEIVER, ENET PHY, 10/100, 48LQFP
• Manufacturer: National Semiconductor

Specifications of DP83848VYB

• Data Rate: 100Mbps
• No. Of Ports: 1
• Ethernet Type: IEEE 802.3u
• Supply Current: 92mA
• Supply Voltage Range: 3V To 3.6V
• Operating Temperature Range: -40°C To +105°C
• Digital Ic Case Style: LQFP
• No.: RoHS Compliant
• Interface Type: MII Serial, RMII
• Rohs Compliant: Yes
• Lead Free Status / Rohs Status: Not Compliant

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T2.5.1
T2.5.2
T2.6.1
Parameter
Parameter
8.2.5 100 Mb/s MII Receive Timing
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
8.2.6 100BASE-TX and 100BASE-FX MII Transmit Packet Latency Timing
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
not be violated.
of the “J” code group as output from the PMD Output Pair. 1 bit time = 10 ns in 100 Mb/s mode.
TX_CLK to PMD Output Pair Latency
RX_CLK High/Low Time
RX_CLK to RXD[3:0], RX_DV, RX_ER
Delay
Description
Description
100BASE-TX and 100BASE-FX modes
100 Mb/s Normal mode
100 Mb/s Normal mode
60
Notes
Notes
Min
16
10
Min
Typ
20
30011725
Typ
6
30011724
Max
24
30
Max
Units
Units
ns
ns
bits