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5-Bit Solid-State Variable Fiber Optical Time Delay(SSOTD)
5-Bit Solid-State Variable Fiber Optical Time Delay(SSOTD)
5-Bit Solid-State Variable Fiber Optical Time Delay(SSOTD)
5-Bit Solid-State Variable Fiber Optical Time Delay(SSOTD)
5-Bit Solid-State Variable Fiber Optical Time Delay(SSOTD)
Wavelength:
1550nm
Application Area:
Phase-Array Antennas
Instrumentation
Product Features:
5-Bit Resolution or more High Speed
Non-Mechanical High Reliability
Fail-Safe LatchingLow Insertion Loss
Low Power Consumption
Product Details

     Features

=  5-Bit Resolution or more                             

=  High Speed                                                          

=  Non-Mechanical                                 

=  High Reliability

=  Fail-Safe LatchingLow Insertion Loss

=  Low Power Consumption

     Applications

=  Phase-Array Antennas

=  Instrumentation


The SSOTD Series Photonic Time Delay provides a variable time delay over a long range up to the milisecond. This isaccomolished bv selectively,routina optical sianals throuoh N fiber seaments whose lenaths increase successively by apower of 2. Since each switching element allows the signal to either connect or bypass a fiber segment, a delay T may beinserted, which can take any value (in increments of A7) up to the maximum value T. This is achieved usingnon-mechanical configuration and activated via an electrical control signal. Latching operation preserves the selectedoptical path after the drive sianal has been removed. The solid-state configuration eliminates the need for mechanicalmovement and organic materials

The device is designed to meet the most demanding switching requirements of ultrahigh reliability and fast response time.

    

 Specifications

Parameters

Unit

SSOTD

wavelength

nm

1520~1580 or 1280-1340

Insertion   Loss*

dB

Typ: 0.8 Max:1.5

Return Loss

dB

>55

Crosstalk

dB

>30

Switch Time

uS

<150

Repetition   Rate

KHz

1

Switch Type


Latching

Polarization   Dependent Loss

dB

0.25

Fiber Segment   Number

Loop

<8

Polarization Mode   Dispersion

ps

0.15

Polarization Extinction Ratio(PM Fiber)

dB

>22

Operation   Temperature

-5~+70

Storage   Temperature

-40~+85

Weight

g

25

Dimension

mm

(L)46.8x(W)17x(H)9.5(+0.2)(4Bit)

(L)74.5x(W)17x(H)9.5(+0.2)(8Bit)

*:Loss of each group of bits


     Electrical parameters

Parameters

Min.

Typical

Max.

Unit

Switch Voltage

2.3

2.5

3.3

V

Switch Current

140

150

160

mA

Pulse Duration

0.2

0.3

0.5

ms

 

  

Pins 8Bit


 

Switch

Position

Pin Group 1

Pin Group 2

Pin Group 3

Pin Group 4

Pin Group 5

Pin Group 6

Pin 1

Pin 2

Pin 3

Pin 4

Pin 5

Pin 6

Pin 7

Pin 8

Pin 9

Pin 10

Pin 11

Pin 12

Bypass

-

+

+

-

+

-

+

-

-

+

+

-

1-bit

+

-

-

+

+

-

+

-

-

+

+

-

2-bit

-

+

-

+

-

+

+

-

-

+

+

-

3-bit

-

+

+

-

-

+

-

+

-

+

+

-

4-bit

-

+

+

-

+

-

-

+

+

-

+

-

5-bit

-

+

+

-

+

-

+

-

+

-

+

-




  Ordering Information: SSOTD--ABCDEFG

A

B

C

D

E

F

Mode

Wavelength

Fiber Type

Fiber Diameter

Fiber Length

Connector

04:4-Bit

05:5-Bit

06:6-Bit

07:7-Bit

08:8-Bit

13: 1310nm

15:1550nm

SMO9:SMF-28

PM13:PM1310

PM15:PM1550

2550um

90:900um

05:0.5m

10:1.0m

15:1.5m

oo:None

FP: FC/PC

FA: FC/APC

SP: SC/PC

SA: SC/APC

LP:LC/PC

LA: LC/APC


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