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FUJITSU OPTICAL COMPONENTS CONFIDENTIAL

Micro Integrated Coherent Receiver

Application Note

Fujitsu Optical Components Limited

April 23

rd

, 2018

1-1 Kamikodanaka 4-chome, Nakahara-ku, Kawasaki, 211-8588, Japan 
Tel:+81-44-754-3086  Fax:+81-44-754-3598
http://jp.fujitsu.com/foc/en/

FIM24721, FIM24731, FIM24723,FIM24733 series

This document contains Confidential Information which is proprietary to FUJITSU OPTICAL
COMPONENTS LIMITED, its subsidiaries and affiliates. No part of its contents may be disclosed or
conveyed to, used by or copied for, any third party without the prior written permission of
FUJITSU OPTICAL COMPONENTS LIMITED.

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Summary of Contents for FIM24721 Series

Page 1: ... 44 754 3086 Fax 81 44 754 3598 http jp fujitsu com foc en FIM24721 FIM24731 FIM24723 FIM24733 series This document contains Confidential Information which is proprietary to FUJITSU OPTICAL COMPONENTS LIMITED its subsidiaries and affiliates No part of its contents may be disclosed or conveyed to used by or copied for any third party without the prior written permission of FUJITSU OPTICAL COMPONENT...

Page 2: ... a Integrated receiver The use of ground straps when using test equipment and test benches that have been properly grounds DC power supply surge protection Photo diode and TIA DC pins must be connected the serge suppression filter between all DC power supply Turn off the power while Connecting Operation DC power must be turned off prior connecting and disconnecting any electrical cables and optica...

Page 3: ... polarization delivered to a hybrid mixer A power splitter splitting the local oscillator power equally to the two hybrid mixers Automatic Gain Control AGC and Manual Gain Control MGC User settable independent output voltage swing adjustment for each of the four outputs Peak indicators for each output DC blocker for each output All above is in one hermetically sealed package Variable optical atten...

Page 4: ...OPTICAL COMPONENTS CONFIDENTIAL Structure of Micro ICR 4 PS 15 349 01 4 Note 1 This diagram represents X channel Y channel has same diagram Note 2 This function controls XI XQ YI and YQ channels simultaneously ...

Page 5: ...FUJITSU OPTICAL COMPONENTS CONFIDENTIAL Structure of Micro ICR 5 Dimensions PS 15 349 01 5 ...

Page 6: ...11 YQp 12 OA YI Output Amplitude Adjust YI 12 YQn 13 VCC_Y Amplifier power supply YI and YQ 13 GND 14 GND Ground 15 OA YQ Output Amplitude Adjust YQ 16 GA YQ Gain Adjust YQ 17 PI YQ Peak Indicator YQ 18 PI XI Peak Indicator XI 19 GA XI Gain Adjust XI 20 OA XI Output Amplitude Adjust XI 21 GND Ground 22 VCC_X Amplifier power supply XI and XQ 23 OA XQ Output Amplitude Adjust XQ 24 GA_XQ Gain Adjust ...

Page 7: ...ol MGC mode 3 MC AGC 0 0 8 V AGC mode 2 Vcc Gain adjustment in MGC mode Analog control 11 16 19 24 GA_YI GA_YQ GA_XI GA_XQ 0 Vcc V Output voltage swing adjustment in AGC mode Analog control 12 15 20 23 OA_YI OA_YQ OA_XI OA_XQ 0 5 2 V Output shutdown Digital control Shutdown enable 32 SD 0 0 8 V Shutdown disable 2 Vcc 7 EQUIVALENT CIRCUITS OF CONTROL PINS PS 15 349 01 7 ...

Page 8: ...FUJITSU OPTICAL COMPONENTS CONFIDENTIAL Monitor description of Micro ICR Peak indicator for output 8 PS 15 349 01 8 ...

Page 9: ...FUJITSU OPTICAL COMPONENTS CONFIDENTIAL Recommended electrical circuit of Micro ICR 9 PS 15 349 01 9 ...

Page 10: ...upplies outputs 6 Connect the Micro ICR and evaluation board to evaluation system i e DC AC power supply monitor and optical input 7 Set photodiode power supplies VPD_XIp VPD_XIn VPD_XQp VPD_XQn VPD_YIp VPD_YIn VPD_YQp VPD_YQn from 0 V to 5 V gradually 8 Set amplifier power supplies VCC_X VCC_Y from 0 V to 3 3 V gradually 9 Turn on optical input 10 Adjust control terminal voltages GA_XI GA_XQ GA_Y...

Page 11: ...t photodiode power supplies to 0 V gradually 5 Disconnect receiver and evaluation board from evaluation system i e DC AC power supplies monitors and optical input 6 Stop to operate DC AC power supplies monitors 7 Turn off main switches of DC AC power supplies monitors Note Step 3 can be done simultaneously with step 2 though If photodiode power supplies are down prior to amplifier power supplies t...

Page 12: ...he receiver is deformed by excess load the Micro ICR may be degraded in its characteristics or damaged In order to prevent the degradation or damage the receiver should be mounted on flat area flatness 15um surface roughness 12 5um larger than package bottom area including package flanges by M1 2 screws with 0 376kgf cm torque PS 15 349 01 12 ...

Page 13: ...us wash requirements FUJITSU OPTICAL COMPONENTS recommends our customers not to wash the Micro ICR in water Not to wash this product in water Not to use this product near a wash bowl sink or laundry or in a wet place Caution Note The ICR in the picture is Example PS 15 349 01 13 ...

Page 14: ...alog value from the module and Amplifier power supplies the jumper switches for terminals control the module behavior RF outputs with GPPO connectors are 32GBaud electrical signals 3 MONITOR TERMINALS The terminals for each channel are the following 14 Terminal Silk symbol Attribution Photodiode power supply p PD1 IN Photodiode power supply n PD2 IN Peak Indicator PI OUT Amplifier power supply VCC...

Page 15: ...PINS The jumper switches for each channel are the following 15 Terminal Silk symbol Attribution Output Amplitude Adjust OA_ IN Gain Adjust GA_ IN OUT Shutdown SD IN MGC AGC Selection MC AGC IN DC cable Interface OA_ Reciever Module GA_ SD MC AGC Default position of the jumper switch Note XI or XQ or YI or YQ ...

Page 16: ...ion board of Micro ICR Structure of the evaluation board is shown below Surge protection circuit on the bottom side RF outputs 8 GPPO Male Monitor terminals 16 RF and DC pins hold structure 2 DC cables with banana plugs VIEW FROM TOP SIDE Control Terminals with Jumper switchs ...

Page 17: ...c 2 Confirm the Micro ICR is not mounted on the evaluation board 3 DC cables of the evaluation board to be connected and to be terminated same as Micro ICR pins refer to Recommended electrical circuit of Micro ICR DC cable numbers correspond to pin numbers of Micro ICR 4 Follow the Recommended power up sequence of Micro ICR 5 Follow the Recommended power down sequence of Micro ICR 17 PS 15 349 01 ...

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