78Q8392L Просмотр технического описания (PDF) - TDK Corporation

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78Q8392L

Low Power Ethernet Coaxial Transceiver

TDK Corporation 

78Q8392L

Low Power Ethernet

Coaxial Transceiver

INPUT STEP

FUNCTION

R = 1K

C = 150 pF

VCD (MAX)

RXI

78Q8392L

RXI

COLLISION

CD±

DETECTOR

OUTPUT

RC NETWORK

SIMULATES WORST CASE

CABLE STEP RESPONSE

VCD (MIN)

CD±

TX±

CD±

TX±

TXO

tCON

tCOFF

1

fCD

tCP

FIGURE 5: Collision Timing

tHON

tHW

FIGURE 6: Heartbeat Timing

tJA

tJR

CD±

FIGURE 7: Jabber Timing

9

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