ACT4435N Ver la hoja de datos (PDF) - Aeroflex Corporation

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Fabricante

ACT4435N

ACT4435N Transceiver for H009 Specification

Aeroflex Corporation 

TX DATA IN

TX DATA IN

TX INHIBIT

EXT. THRESHOLD

DATA

DATA

SET INTERNAL

THRESHOLD DATA

EXT. THRESHOLD

DATA

+5 V

-12V or -15V

RX DATA IN

RX DATA IN

+15V or +12V

STROBE

DRIVER

INPUT

AMP

SHAPING

OUTPUT

STAGE

V+

V-

ACTIVE

FILTER

COMP.

COMP.

BLOCK DIAGRAM (WITHOUT TRANSFORMER)

Region 1

23

TX DATA OUT

TX DATA OUT

RX DATA OUT

RX DATA OUT

DATA IN

DATA IN

INHIBIT

LINE TO LINE

OUTPUT

Notes: 1. Data and DATA inputs must be complementry waveforms or 50% duty cycle average, with no delays between them, and in the same state during

the off time (both high and low).

2. Region 1 ; no output signal, High Z state, (Receive Mode), Region 2; No Output signal, Low Z state, (Terminate Mode), Region 3, Transmitter signal

on, low Z.

FIGURE 1 – TRANSMITTER LOGIC WAVEFORMS

LINE TO LINE

INPUT

Rx DATA OUT

Rx DATA OUT

Note overlap

Note: Waveforms shown are for normally low devices. For normally high receiver output

level devices, the receiver outputs are swapped as shown by the dashed lines

FIGURE 2 – RECEIVER LOGIC WAVEFORMS

SCD4435N Rev B

2

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