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Toshiba Electronic Components Datasheet

TODX294 Datasheet

FIBER OPTIC TRANSMITTING MODULE

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FIBER OPTIC TRANSCEIVING MODULE
TODX294
FIBER OPTIC TRANSCEIVING
MODULE FOR DUPLEX DIGITAL
SIGNAL COMMUNICATION
l Data rate: DC to 10 Mb / s (NRZ code)
l Transmission distance: Up to 1000 m
l TTL interface
l LED is driven by Differential circuit.
l ATC (Automatic Threshold Control) circuit is
used for stabilized output at wide range of
optical power level.
TODX294
Unit: mm
1. Maximum Ratings (Ta = 25°C)
Characteristics
Symbol
Rating
Storage Temperature
Operating Temperature
Supply Voltage
Input Voltage
Low Level Output Current
High Level Output Current
Soldering Temperature
Tstg
Topr
VCC
VIN
IOL
IOH
Tsol
40 to 85
40 to 85
0.5 to 7
0.5 to VCC + 0.5
20
1
260 (Note 1)
Note 1: Soldering time 3 s (More than 1 mm apart from the package).
Unit
°C
°C
V
V
mA
mA
°C
Handling precaution: The LEDs used in this product contain GaAs (Gallium Arsenide).
Care must be taken to protect the safety of people and the environment when scrapping or
terminal processing.
1 2001-08-31


Toshiba Electronic Components Datasheet

TODX294 Datasheet

FIBER OPTIC TRANSMITTING MODULE

No Preview Available !

2. Recommended Operating Conditions
Characteristics
Supply Voltage
High Level Input Voltage
Low Level Input Voltage
High Level Output Current
Low Level Output Current
Symbol
VCC
VIH
VIL
IOH
IOL
Min
4.75
2.0
0
Typ. Max
5.0 5.25
VCC
0.8
― −150
1.6
Unit
V
V
V
µA
mA
TODX294
3. Electrical and Optical Characteristics (Ta = 25°C, VCC = 5 V)
Characteristics
Symbol
Test Condition
Min Typ.
Data Rate
Transmission Distance
Pulse Width Distortion
(Note 5)
Fiber Output Power
Peak Emission Wavelength
Maximum Receivable Power
Minimum Receivable Power
Current Consumption
High Level Input Voltage
Low Level Input Voltage
High Level Input Current
Low Level Input Current
High Level Output Voltage
Low Level Output Voltage
(Note 7)
(Note 7)
tw
Pf
λp
PMAX
PMIN
ICC
VIH
VIL
IIH
IIL
VOH
VOL
NRZ Code
(Note 2)
Using PCF (Note 3), TODX294
Using PCF (Note 4), TODX294
Using TODX294
Pulse width 100 ns
Pulse cycle 200 ns, CL = 10 pF
R = 1.2 k
(Note 6)
DC to 10 Mb/s, Using PCF
DC to 10 Mb/s, Using PCF
R = 1.2 k
DC
0.2
0.2
30
20
18
2.0
2.7
800
60
Note 2: LED is on when input signal is high level, it is off when low level.
High level output when optical flux is received. Low level output when it is not received.
Note 3: TOCP200Q□□B, TOCP200X□□B
Note 4: CF2071 series
Note 5: Between input of TODX294 and output of TODX294.
Note 6: Measure with a standard optical fiber with fiber optic connectors. Valued by peak.
Note 7: BER 109, Valued by peak.
Max Unit
8
1000
700
Mb / s
m
m
30 ns
14
29
95
0.8
20
0.4
0.4
dBm
nm
dBm
dBm
mA
V
V
µA
mA
V
V
2 2001-08-31


Part Number TODX294
Description FIBER OPTIC TRANSMITTING MODULE
Maker Toshiba
Total Page 9 Pages
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