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LAN7430 датащи(PDF) 64 Page - Microchip Technology

номер детали LAN7430
подробное описание детали  Low Power PCIe to Gigabit Ethernet Controller with Integrated Ethernet MAC / PHY
PDF  77 Pages
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производитель  MICROCHIP [Microchip Technology]
домашняя страница  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

LAN7430 датащи(HTML) 64 Page - Microchip Technology

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LAN7430/LAN7431
DS00002631D-page 64
 2018-2019 Microchip Technology Inc.
7.6.6.4
RGMII Receive Timing (RXC Internal Delay Disabled - PHY Provides Delayed Clock)
Note 7-36
7.2ns for 1000BASE-T operation, 36ns for 100BASE-TX operation, 360ns for 10BASE-T operation.
Minimum limits are non-sustainable long term.
Note 7-37
8ns for 1000BASE-T operation, 40ns for 100BASE-TX operation, 400ns for 10BASE-T operation.
Note 7-38
8.8ns for 1000BASE-T operation, 44ns for 100BASE-TX operation, 440ns for 10BASE-T operation.
Maximum limits are non-sustainable long term.
Note 7-39
45% for 1000BASE-T operation, 40% for 100BASE-TX or 10BASE-T operation.
Note 7-40
55% for 1000BASE-T operation, 60% for 100BASE-TX or 10BASE-T operation.
FIGURE 7-11:
RGMII RECEIVE TIMING (RXC INTERNAL DELAY DISABLED)
TABLE 7-19:
RGMII RECEIVE TIMING VALUES (RXC INTERNAL DELAY DISABLED)
Symbol
Description
Min
Typ
Max
Units
trxc
RXC period
Note 7-36
Note 7-37
Note 7-38
ns
tclkh
RXC high time
Note 7-39
50
Note 7-40
%
tclkl
RXC low time
Note 7-39
50
Note 7-40
%
tsetup
RXD[3:0], RX_CTL input setup to edge of RXC
0.8
ns
thold
RXD[3:0], RX_CTL input hold from edge of RXC
0.8
ns
RXC
RXD[3:0]
RX_CTL
tclkh
tclkl
trxc
RXD
[3:0]
RXD
[7:4]
RXDV
RXER
thold
tsetup
thold
tsetup
thold
tsetup
thold
tsetup



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