ADM6926 查看數據表（PDF） - Unspecified

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ADM6926

26 port 10/100 Mbps Ethernet Switch Controller

Unspecified 

ADM6926

Pin Name Pin Type Pin #

MDIO

I/O, 20

TTL

8mA

PU

EESK

I/O, 100

TTL

4mA

PU

EECS

I/O, 105

TTL

4mA

PD

EDI

I/O, 101

TTL

4mA

PU

EDO

I,

102

TTL

PU

CONTROL O,

14

Analog

VREF

I,

13

Analog

Interface Description

Pin Description

MDIO.

Management Data.

This pin is in-out to PHY. When RESETL is low, this pin will

be tri-state. This pin is internal pull_up.

EEPROM Serial Clock.

This pin is clock source for EEPROM. When RESETL is low,

it will be tri-state. This pin is internal pull-up.

EEPROM Chip Select. This pin is chip enable for EEPROM.

When RESETL is low, it will be tri-state. This pin is internal

pull-down.

EEPROM Serial Data Input.

This pin is output for serial data transfer. When RESETL is

low, it will be tri-state. This pin is internal pull-up.

EEPROM Serial Data Output.

This pin is input for serial data transfer. This pin is internal

pull-up.

FET Control Signal.

The pin is used to control FET for 3.3V to 1.8V regulator.

Regulator Control Input Signal.

ADMtek Inc.

2-6

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