AX88780 datasheet(40/55 Pages) ASIX

Part #	AX88780

Description	High-Performance Non-PCI Single-Chip 32-bit 10/100M Fast Ethernet Controller

PDF	55 Pages

Scroll/Zoom	100%

Manufacturer	ASIX [ASIX Electronics Corporation]

Direct Link	http://www.asix.com.tw

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40 / 55 page

AX88780

ASIX ELECTRONICS CORPORATION

6.1.8 Power Consumption

Device Only

Measurement bases on 100MHz frequency of HCLK and turn on internal regulator at 25

oC temperature.

Item

Symbol

Power-On

with cable

removed

Operation at

10Base-T

Operation at

100Base-T

PHY power

down

Stand-by current

(HCLK is off)

Units

VCC3 (IO)

1.6

5.4

6.4

1.6

0.061

VCC3R

103

97.5

1.5

Note: The current of VCC3R includes VCC2 core current.

Device and system components

It is a total of Ethernet connectivity solution, which includes external component supporting the AX88780. The brief

connection is shown as below.

Measurement bases on 100MHz frequency of HCLK and turn on internal regulator at 25

oC temperature.

Item

Test conditions

Total power

Units

10Base-T operation (**internal PHY sinks 140 mA)

619

100Base-T operation (**internal PHY sinks 100 mA)

469

Cable unplug

654

PHY power down

315

V CC3 R

AX8 8 7 8 0

V CC3

V2 5 OUT

Tr a n s f o r m e r

T S 6121C

E na bl e r e gu l a t o r of A X 8 878 0

T h e 2. 5V p ow e r

of T S 61 21C i s f r om A X 88 780

VC C 2

AX88780 Datasheet(PDF) 40 Page - ASIX Electronics Corporation

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