Fiber Optic Receiver MOF-R3C6
Features
1.Uni-directional data transmission using plastic fiber
2.Signal transmission speed
:MAX. 13.2 Mbps (NRZ signal)
3.Operating voltage :4.75 to 5.25 V
4.TTL compatible
5.Suitable for MOF-T3C6 Transmitter
Absolute Maximum Ratings
Symbol Rating Unit
Supply voltage Vcc -0.5 to + 6 V
High Level Output Current IOH -1 mA
Low Level Output Current IOL 5mA
Operating temperature Topr -20 to +70 oC
Storage temperature Tstg -30 to +80 oC
Soldering Temperature TSOL 260* oC
* For 5s (1 times or less)
REV: A1
03/22/2002
Parameter
Unity Opto Technolog y Co., Ltd.
@ TA=25oC
NOTES:
Tolerance is ±0.3mm unless otherwise noted.
Recommended drilling as viewd from the soldering face
Outline Dimensions
1/4
Fiber Optic Receiver MOF-R3C6
Recommended Operating Conditions
Operating supply voltage
Operating transfer rate
receiver input optical power level
Recommended Connection Method
Electro-Optical Characteristics
MIN.
TYP.
MAX.
Unit
--- 15 40 mA
2.4 4.8 --- V
--- 0.2 0.4 V
Rise time --- 10 20 ns
Fall time --- 10 20 ns
--- 100 180 ns
--- 100 180 ns
-15
---
+15
REV: A1
03/22/2002
Unit
4.75 5.0 5.25
dBm
-14.5
---
-24
V
Mbps
Parameter
MIN.
TYP.
MAX.
Symbol
Vcc
T0.1 ---
Parameter
13.2
Dissipation current Refer to Fig. 1
Icc
Pc
Conditions
Symbol
High level
out
put voltage
Low level
out
put voltage
tr
tf
VOH
VOL
Refer to Fig. 2
Refer to Fig. 2
Refer to Fig. 2
Pulse width distortion
tpLH
tpHL
∆
tw
Low
→
High delay time
High
→
Low delay time
Refer to Fig. 2
Refer to Fig. 2
Refer to Fig. 2
Refer to Fig. 2
Unity Opto Technology Co., Ltd.
Fiber Optic
Receiving
Module
Fiber Optic Connector
insertion side
2
3
1
Vcc GND Vout
Less than 7mm
0.1µF
(Bottom view)
2/4
Fiber Optic Receiver MOF-R3C6
Fig. 1 Measuring Method of Supply Current.
Notes (1)Vcc=5.0V (State of operating)
(2)To bundle up the standard fiber optic cable, make it into a loop with the diameter D=10cm or more.
(3)P
c
= -14.5 dBm
(4)Measured on an ammeter.
REV: A1
03/22/2002
Fiber optic cable
VOUT
VCC
A
MOF-R3C6
Standard transmitter
MOF-T3C6
VCC
5V
GND
Vin
Ammeter VCC
Input
GND
D
13.2 Mbps NRZ, Duty 50% or 6.6 Mbps biphase mark PRBS signal
Unity Opto Technology Co., Ltd.
3/4
Fiber Optic Receiver MOF-R3C6
Fig. 2 Measuring Method of Output Voltage and Pulse Response
Fiber optic cable
Test item
Symbol
Low →High pulse delay time
t
PLH
High → Low pulse delay time
t
PHL
Rise time tr
Fall time tf
Δtw
High level output voltage VOH
Low level output voltage VOL
REV: A1
Test item
Pulse width distortion
Δtw = t PHL - t PLH
03/22/2002
Unity Opto Technology Co., Ltd.
Standard transmitter
MOF-T3C6
Vin GND
VCC
5V
MOF-R3C6
CH2
CH1
Oscilloscope
Input
13.2 Mbps NRZ, Duty 50%
VCC GND VOUT
t
r
tPLH
90%
VOL
VOH
50%
50%
10%
t
f
tPHL
Standard transmitter
Input signal
(CH1)
Output signal
(CH2)
VCC
4/4