G9812 series is a family of high-speed receivers specifically developed for 1.3/1.55 µm band optical fiber communications. These
devices incorporate a high-speed, high-sensitivity InGaAs PIN photodiode and a high-speed preamp integrated in a pigtail module.
Features
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High-speed response
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High gain with AGC (Auto Gain Control)
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Low power supply voltage: 3.3 V
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Differential output
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Sensitivity: -32.5 to +1 dBm
Applications
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Optical fiber communications
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SDH/SONET (STM-4/OC-12)
PHOTODIODE
InGaAs PIN photodiode with preamp
Pigtail type, 1.3/1.55 µm, 622 Mbps
G9812 series
■ Absolute maximum ratings
Parameter Symbol Value Unit
Supply voltage Vcc -0.5, +5.0 V
Operation temperature *1Topr -40 to +85 °C
Storage temperature *1Tstg -40 to +85 °C
*1: No condensation
■ Electrical and optical characteristics
(Ta=25 °C, Vcc=3.3 V, Vee=0 V, RL=50 Ω *2, λ=1.31 µm, unless otherwise noted)
Parameter Symbol Condition Min. Typ. Max. Unit
Photo sensitivity S Pin= -30 dBm *2, *35.0 7.0 - V/mW
Supply current Icc Dark state, RL=∞-37 50 mA
Output bias voltage Vo Dark state, RL=∞-3.0-V
Cut-off frequency fc Pin= -30 dBm, -3 dB *2435 550 -MHz
Low cut-off frequency fc-L Pin= -30 dBm, -3 dB - 4 - kHz
Noise equivalent power NEP Dark state, to 467 MHz, *2, *3-65 95 nWrms
Minimum receivable
sensitivity Pmin - -32.5 -30.5
Maximum receivable
sensitivity Pmax
622 Mbps, PRBS=223-1
BER=10-10
Extinction ratio 10 dB +1 - -
dBm
Output impedance Rout 40 50 60 Ω
Optical return loss ORL 1.31/1.55 µm 27 35 -dB
*2: Output: capacitive coupling
*3: Single-ended (Vout+) measurement
■ Package lineup
Structure G9812-11 G9812-12
Mount type Coaxial
Fiber SM (9.5/125) φ0.9 mm, 1 m +20 cm/-0 cm
Connector SC FC
1
InGaAs PIN photodiode with preamp G9812 series
HAMAMATSU PHOTONICS K.K., Solid State Division
1126-1 Ichino-cho, Hamamatsu City, 435-8558 Japan, Telephone: (81) 053-434-3311, Fax: (81) 053-434-5184, http://www.hamamatsu.com
U.S.A.: Hamamatsu Corporation: 360 Foothill Road, P.O.Box 6910, Bridgewater, N.J. 08807-0910, U.S.A., Telephone: (1) 908-231-0960, Fax: (1) 908-231-1218
Germany: Hamamatsu Photonics Deutschland GmbH: Arzbergerstr. 10, D-82211 Herrsching am Ammersee, Germany, Telephone: (49) 08152-3750, Fax: (49) 08152-2658
France: Hamamatsu Photonics France S.A.R.L.: 8, Rue du Saule Trapu, Parc du Moulin de Massy, 91882 Massy Cedex, France, Telephone: 33-(1) 69 53 71 00, Fax: 33-(1) 69 53 71 10
United Kingdom: Hamamatsu Photonics UK Limited: 2 Howard Court, 10 Tewin Road, Welwyn Garden City, Hertfordshire AL7 1BW, United Kingdom, Telephone: (44) 1707-294888, Fax: (44) 1707-325777
North Europe: Hamamatsu Photonics Norden AB: Smidesvägen 12, SE-171 41 Solna, Sweden, Telephone: (46) 8-509-031-00, Fax: (46) 8-509-031-01
Italy: Hamamatsu Photonics Italia S.R.L.: Strada della Moia, 1/E, 20020 Arese, (Milano), Italy, Telephone: (39) 02-935-81-733, Fax: (39) 02-935-81-741
Information furnished by HAMAMATSU is believed to be reliable. Howev er, no responsibility is assumed for possible inaccuracies or omissions.
Specifications are subject to change without notice. No patent rights are granted to any of the circuits described herein. ©2005 Hamamatsu Photonics K.K.
Cat. No. KIRD1087E01
Mar. 2005 DN
2
(11)
INDEX MARK
0.45 ± 0.1
LEAD
(22.8)
7.8
6.1
7.0
( 2.54)
■ Dimensional outlines (unit: mm, tolerance unless otherwise noted: ±0.2 mm)
KIRDA0099EA
Mount type
■ Pin connection
Pin No. G9812 series
➀Vcc
➁Vout -
➂Vee
➃Vout +
KIRDA0102EA
Connector
(1) SC (2) FC
KIRDA0103EA
JIS C5973
SC/SPC CONNECTOR
JIS C5970
FC/SPC CONNECTOR
