MOF-T3K5 Просмотр технического описания (PDF) - Unity Opto Technology

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производитель

MOF-T3K5

Fiber Optic Transmitter

Unity Opto Technology 

Fiber Optic Transmitter

MOF-T3K5

Fig.3 Measuring Method of Pulse Response

MOF-T3K5

Unit to be measured

VCC

Vin

GND

VCC

Input

Standard optical fiber cable

Oscilloscope

CH1

CH2

Output signal

Standard receiver

110 0

4Mbps biphase

PRBS signal

Input signal

Standard receiver output

50%

t PLH

t PHL

50%

Test item

Test item

Low →High pulse delay time

High →Low pulse delay time

Pulse width distortion

Symbol

t PLH Refer to the above prescriptions

t PHL Refer to the above prescriptions

∆tw ∆tw=t PHL- t PLH

Test condition

Notes (1) The waveform write time shall be 4 seconds. But do not allow the waveform to be distorted by increasing the brightness too much.

(2 ) Vcc=5.0 V (State of operating)

(3) The probe for the oscilloscope must be more than 1M and less than 10pF.

Unity Opto Technology Co., Ltd.

4/4

REV : A1

09/11/2001

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