參數(shù)資料
型號： SDM7101-GC
廠商： Electronic Theatre Controls, Inc.
英文描述： Technical Specification for Optical Transceiver Module
中文描述： 技術(shù)規(guī)格的光收發(fā)模塊
文件頁數(shù)： 6/9頁
文件大?。?/td> 182K
代理商： SDM7101-GC
- 6 / 9 -
(SDM7101-XC,SDM7101-XC)
Specification : TS-S97D022C
Date : August , 2000
6. Electrical Interface
( Unless otherwise specified, Vcc
TX
-Vee
TX
=Vcc
RX
-Vee
RX
= 4.75 to 5.25 V and all operating temperature shall
apply. )
6-1. Transmitter side
Parameter
Symbol
min.
Supply Voltage
Vcc
TX
-Vee
TX
4.75
Supply Current
Idtx
Input Voltage
High
Vih
Vcc
TX
-1.17
TD, TDb
Low
Vil
Vcc
TX
-1.95
Input Current
High
Iih
-10
TD, TDb
Low
Iil
-10
Signal Input Rise / Fall Time
Note 1. Input bias current is not included. 50% duty cycle data. 155.52Mbps 2. Vcc
TX
-Vee
RX
=5.0V, Tc=25°C 3. 20 ~ 80%
6-2. Receiver side
7. Optical Interface
( Unless otherwise specified, Vcc-Vee = 4.75 to 5.25 V and all operating temperature shall apply. )
7-1. Transmitter side
Warning
Do not look at the laser beam projection area (e.g. end of optical connector) with naked eyes or through optical equipment while the
power is supplied to this product. Otherwise, your eyes may be injured.
Parameter
Symbol
Pos
Er
λ
c
λ
min.
-15.0
8.2
1261
Typ.
-11.0
Max.
-8.0
Unit
dBm
dB
nm
nm
Note
1
1
Average Output Power to SMF
Extinction Ratio
Center Wavelength
Spectral Width (RMS)
Eye Mask for Optical Output
Note 1. Measured at 155.52Mbps PRBS2^23-1, 50% duty cycle data, NRZ
1360
7.7
Refer to Figure 5
Typ.
5.00
70
Max.
5.25
150
Unit
V
mA
V
Note
1
2
Vcc
TX
-0.73
Vcc
TX
-1.45
150
10
1.6
μ
A
2
nsec.
3
"H"
"L"
Pd
Pa
Figure 4. FLAG Assert Level and Deassert Level
Optical Input Power
F
Relation between Input Signal
and Optical Output Signal
Input Signal
Optical Output Siganl
TD
TDb
High
Low
Low
High
ON (High)
OFF (Low)
High
High
Undefined
Low
Low
Undefined
0.15
0.35
0.65
0.85
0.00
1.20
1.00
0.80
0.50
0.20
0.00
-0.20
1.00
N
Figure 5. Optical Pulse Mask with Fourth Order
Bessel-Thomson Filter Specified in ITU-T G.957
Parameter
Symbol
Vcc
RX
-Vee
RX
Idrx
Voh
Vol
Trd / Tfd
Sa
Sd
min.
4.75
Typ.
5.00
60
Max.
5.25
110
Unit
V
mA
V
Note
Supply Voltage
Supply Current
Data & SD
Output Voltage
Data Rise / Fall Time of Output Signal
SD Assert Time
SD Deassert Time
Note 1. Output current is not included. 50% duty cycle data, 155Mbps, NRZ
Note 2. Vccrx=+5.0V, Tc=25°C, Output load resistance
Rl=50
to Vccrx-2V for RD, RDb and SD.
Note 3. 20 ~ 80%
Note 4. Please refer to Figure 4
Note 5. 50% duty cycle data, 155Mbps, PRBS2
23
-1, NRZ, Pin = -34 ~ -8dBm
1
2
High
Low
Vcc
RX
-1.03
Vcc
RX
-1.81
Vcc
RX
-0.88
Vcc
RX
-1.62
1.6
100
350
nsec
μ
sec
μ
sec
3
4
4
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