AX88796 datasheet(17/71 Pages) ASIX

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ASIX ELECTRONICS CORPORATION

AX88796 L

3-in-1 Local Bus Fast Ethernet Controller

73, 82

VSSA

55, 68,

72, 75, 85,

Power Supply for Analog Circuit: +0V DC or Ground Power.

VDDM

Powers the analog block around the transmit/receive area. This should

be connected to VDDA: +3.3V DC.

VSSM

77, 93

Powers the analog block around the transmit/receive area. This should

be connected to VSSA: +0V DC or Ground Power.

VDDPD

The Phase Detector (or PLL) power. This should be isolated with other

power: +3.3V DC.

VSSPD

The Phase Detector (or PLL) power. This should be isolated with other

power: +0V DC or Ground.

VDDO

Power Supply for Transceiver Output Driver: +3.3V DC.

VSSO

86, 89, 90

Power Supply for Transceiver Output Driver: +0V DC or Ground.

Tab - 8 Miscellaneous pins group

2.9 Power on configuration setup signals cross reference table

Signal Name

Share with

Description

/SPP_SET

MDC

Standard Printer Port Selection:

/SPP_SET = 0 : Standard Printer Port or GPIO is selected

/SPP_SET = 1 : MII port is selected (default)

PPD_SET

EECK

PPD_SET = 0 : Internal PHY in normal mode. (default)

PPD_SET = 1 : Internal PHY in power down mode.

Tab - 9 Power on Configuration Setup Table

AX88796 Datasheet(PDF) 17 Page - ASIX Electronics Corporation