MITSUBISHI (OPTICAL DEVICES)
FU-311SPP-CV3
InGaAs PD PREAMP MODULE FOR THE 1.31
m AND 1.55
m WAVELENGTH RANGE
DESCRIPTION
FU-311SPP-CV3 is InGaAs pin photodiode module
with Si preamplifier, designed for use in high-speed,
long haul optical communication systems.
The coaxial package contains InGaAs pin photodiode
coupled with single-mode fiber pigtail and Si
preamplifier.
FEATURES
High-sensitivity (-37dBm typ)
4pin coaxial package
Single power supply (+3.3V)
Si preamplifier with AGC function
Single ended output
APPLICATION
155Mbps.optical receiver (OC-3, STM-1)
Extended reach datacom and telecom applications
Long haul optical communication systems
ABSOLUTE MAXIMUM RATINGS (Tc=25
C)
Parameter
Symbol
Conditions
Rating
Unit
PD Reverse voltage
VPD
VCC=0V
15
V
PD Reverse current (CW)
Ir
-
0.7
mA
PD Forward current (CW)
If
-
2
mA
Power supply voltage
VCC
VEE=0V
0~4
V
Operating case temperature
Tc
-
-20~+85
C
Storage temperature
Tstg
-
-40~+85
C
TZ7-99-407 (2/4)
MITSUBISHI (OPTICAL DEVICES)
FU-311SPP-CV3
InGaAs PD PREAMP MODULE FOR THE 1.31
m AND 1.55
m WAVELENGTH RANGE
ELECTRICAL/OPTICAL CHARACTERISTICS (Tc=25
C,
=1.3
m,VCC=3.3V,VEE=0V unless otherwise noted)
Parameter
Symbol
Test Conditions
Limits
Unit
Min.
Typ.
Max.
Detection range
-
-
1000
-
1600
nm
Responsivity(Note 1)
R
CW
0.75
0.85
-
A/W
Transimpedance
Zt
AC,f=1MHz
AGC_off (Note 1)
-
18
-
k
Cutoff frequency
fc
AC,RL=50
(Note 2)
110
-
-
MHz
Average input equivalent
noise current density
in
AC,RL=50
,100kHz~110MHz
(Note 2)
-
1.5
-
pA/
Hz
Output impedance
Zo
(Emitter follower) (Note 3)
-
Low
-
Sensitivity
Pr
-
-37
-34
Over load power
Po
AC,RL=50
,
NRZ,155.52Mbps.,
PRBS=2^23-1,BER=10^-10,
VPD=3.3V (Note 2)
-8
-5
-
dBm
Power supply voltage
VCC
VEE=0V
3.135
3.3
3.465
V
Power supply current
ICC
VCC=3.3V
-
15
20
mA
Optical return loss
Prtn
-
25
-
-
dB
Note 1. Transimpedance value apply when AGC function is fully off.
Note 2. Impedance changer (Emitter follower to 50
) used.
Note 3. Preamp output buffer can not drive of the 50
load. Please connect to the high impedance circuit.
OPTICAL FIBER SPECIFICATION
Parameter
Limits
Unit
Fiber type
Single mode
-
Mode filed dia.
9.5
1
m
Cladding dia.
125
2
m
Jacket dia.
0.9 typ.
mm
Connector type
FC
-
Connector return loss
40(min)
dB
BLOCK DIAGRAM
TZ7-99-407 (3/4)
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