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LAN7430 데이터시트(PDF) 16 Page - Microchip Technology

부품명 LAN7430
상세설명  Low Power PCIe to Gigabit Ethernet Controller with Integrated Ethernet MAC / PHY
PDF  77 Pages
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제조업체  MICROCHIP [Microchip Technology]
홈페이지  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

LAN7430 데이터시트(HTML) 16 Page - Microchip Technology

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LAN7430/LAN7431
DS00002631D-page 16
 2018-2019 Microchip Technology Inc.
3.3
Pin Descriptions
This section provides descriptions of each individual pin function. Buffer type definitions are detailed in Table 1-2.
TABLE 3-3:
PIN DESCRIPTIONS
Name
Symbol
Buffer
Type
Description
Gigabit Ethernet PHY Interface (LAN7430 only)
Ethernet TX/RX
Positive
Channel A
TXRXP_A
AIO
Media Dependent Interface[0], positive signal of differen-
tial pair
1000BT mode: TXRXP_A corresponds to BI_DA+ for
MDI configuration and BI_DB+ for MDI-X configuration,
respectively.
10BT/100BT mode: TXRXP_A is the positive transmit
signal (TX+) for MDI configuration and the positive
receive signal (RX+) for MDI-X configuration, respec-
tively.
Ethernet TX/RX
Negative
Channel A
TXRXM_A
AIO
Media Dependent Interface[0], negative signal of differen-
tial pair
1000BT mode: TXRXM_A corresponds to BI_DA- for
MDI configuration and BI_DB- for MDI-X configuration,
respectively.
10BT/100BT-TX mode: TXRXM_A is the negative trans-
mit signal (TX-) for MDI configuration and the negative
receive signal (RX-) for MDI-X configuration, respectively.
Ethernet TX/RX
Positive
Channel B
TXRXP_B
AIO
Media Dependent Interface[1], positive signal of differen-
tial pair
1000BT mode: TXRXP_B corresponds to BI_DB+ for
MDI configuration and BI_DA+ for MDI-X configuration,
respectively.
10BT/100BT mode: TXRXP_B is the positive receive sig-
nal (RX+) for MDI configuration and the positive transmit
signal (TX+) for MDI-X configuration, respectively.
Ethernet TX/RX
Negative
Channel B
TXRXM_B
AIO
Media Dependent Interface[1], negative signal of differen-
tial pair
1000BT mode: TXRXM_B corresponds to BI_DB- for
MDI configuration and BI_DA- for MDI-X configuration,
respectively.
10BT/100BT mode: TXRXP_B is the negative receive
signal (RX-) for MDI configuration and the negative trans-
mit signal (TX-) for MDI-X configuration, respectively.
Ethernet TX/RX
Positive
Channel C
TXRXP_C
AIO
Media Dependent Interface[2], positive signal of differen-
tial pair
1000BT mode: TXRXP_C corresponds to BI_DC+ for
MDI configuration and BI_DD+ for MDI-X configuration,
respectively.
10BT/100BT mode: TXRXP_C is not used.



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