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DP83849IFVS/NOPB Datasheet(PDF) 18 Page - Texas Instruments

Part # DP83849IFVS/NOPB
Description  DP83849IF PHYTER™ DUAL Industrial Temperature with Fiber Support (FX) and Flexible Port Switching Dual Port 10/100 Mb/s Ethernet Physical Layer Tranceiver
PDF  108 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

DP83849IFVS/NOPB Datasheet(HTML) 18 Page - Texas Instruments

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Valid Data
T2.5.1
T2.5.1
T2.5.2
RX_CLK
RXD[3:0]
RX_DV
RX_ER
TX_CL
K
TXD[3:0
]
Valid Data
T2.4.2
T2.4.3
TX_EN
T2.4.1
T2.4.1
MDC
MDIO (output)
MDC
MDIO (input)
T2.3.4
T2.3.1
Valid Data
T2.3.2
T2.3.3
DP83849IF
SNOSAX8D – JUNE 2009 – REVISED APRIL 2013
www.ti.com
4.7
AC Specifications — MII Serial Management Timing
Parameter
Description
Notes
Min
Typ
Max
Units
T2.3.1
MDC to MDIO (Output) Delay Time
0
30
ns
T2.3.2
MDIO (Input) to MDC Setup Time
10
ns
T2.3.3
MDIO (Input) to MDC Hold Time
10
ns
T2.3.4
MDC Frequency
2.5
25
MHz
4.8
AC Specifications — 100 Mb/s MII Transmit Timing
Parameter
Description
Notes
Min
Typ
Max
Units
T2.4.1
TX_CLK High/Low Time
100 Mb/s Normal mode
16
20
24
ns
T2.4.2
TXD[3:0], TX_EN Data Setup to
100 Mb/s Normal mode
10
ns
TX_CLK
T2.4.3
TXD[3:0], TX_EN Data Hold from
100 Mb/s Normal mode
0
ns
TX_CLK
4.9
AC Specifications — 100 Mb/s MII Receive Timing
(1)
Parameter
Description
Notes
Min
Typ
Max
Units
T2.5.1
RX_CLK High/Low Time
100 Mb/s Normal mode
16
20
24
ns
T2.5.2
RX_CLK to RXD[3:0], RX_DV, RX_ER
100 Mb/s Normal mode
10
30
ns
Delay
(1)
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.
18
Electrical Specifications
Copyright © 2009–2013, Texas Instruments Incorporated
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Product Folder Links: DP83849IF



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