COM20022 View Datasheet(PDF) - SMSC -> Microchip

Part Name

Description

MFG CO.

COM20022

10Mbps ARCNET controller with 2Kx8 on-board RAM

SMSC -> Microchip 

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RT

75176B or

Equiv.

+VCC

RBIAS

+VCC

RBIAS

RT

+VCC

RBIAS

COM20022

COM20022

COM20022

FIGURE 9 - COM20022 NETWORK USING RS-485 DIFFERENTIAL TRANSCEIVERS

1

1

0

20MHZ

CLOCK

(FOR REF.

ONLY)

100ns

nPULSE1

100ns

nPULSE2

200ns

DIPULSE

RXIN

400ns

FIGURE 10 - DIPULSE WAVEFORM FOR DATA OF 1-1-0

25

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