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KSZ9021RL Datasheet(PDF) 6 Page - Microchip Technology

Part # KSZ9021RL
Description  Gigabit Ethernet Transceiver with RGMII Support
Download  67 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

KSZ9021RL Datasheet(HTML) 6 Page - Microchip Technology

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KSZ9021RL/RN
DS00003050A-page 6
 2009-2019 Microchip Technology Inc.
2.1.1
PIN DESCRIPTION – KSZ9021RL
Pin
Number
Pin Name
Type
(Note 1)
Pin Function
1
TXRXP_A
I/O
Media Dependent Interface[0], positive signal of differential pair
1000Base-T Mode:
TXRXP_A corresponds to BI_DA+ for MDI configuration and
BI_DB+ for MDI-X configuration, respectively.
10Base-T/100Base-TX Mode:
TXRXP_A is the positive transmit signal (TX+) for MDI configuration
and
the positive receive signal (RX+) for MDI-X configuration,
respectively.
2
TXRXM_A
I/O
Media Dependent Interface[0], negative signal of differential pair
1000Base-T Mode:
TXRXM_A corresponds to BI_DA- for MDI configuration and
BI_DB- for MDI-X configuration, respectively.
10Base-T/100Base-TX Mode:
TXRXM_A is the negative transmit signal (TX-) for MDI configura-
tion and the negative receive signal (RX-) for MDI-X configuration,
respectively.
3
AGNDH
Gnd
Analog ground
4
AVDDL
P
1.2V analog V
DD
5
AVDDL
P
1.2V analog V
DD
6
AVDDH
P
3.3V analog V
DD
7
TXRXP_B
I/O
Media Dependent Interface[1], positive signal of differential pair
1000Base-T Mode:
TXRXP_B corresponds to BI_DB+ for MDI configuration and
BI_DA+ for MDI-X configuration, respectively.
10Base-T/100Base-TX Mode:
TXRXP_B is the positive receive signal (RX+) for MDI configuration
and
the positive transmit signal (TX+) for MDI-X configuration,
respectively.
8
TXRXM_B
I/O
Media Dependent Interface[1], negative signal of differential pair
1000Base-T Mode:
TXRXM_B corresponds to BI_DB- for MDI configuration and
BI_DA- for MDI-X configuration, respectively.
10Base-T/100Base-TX Mode:
TXRXM_B is the negative receive signal (RX-) for MDI configuration
and the negative transmit signal (TX-) for MDI-X configuration,
respectively.
9
AGNDH
Gnd
Analog ground


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