2.5Gb/s Uncooled transmitter module
Features:
Compatible with MULTI-SOURCE standard
Transmission data rate: ~2.5Gb/s
Meet ITU-T recommendation requirement, applied to
OC-48/STM-16。
Application: 2.5Gb/s SDH system, digital TV, Gigabit-Ethernet
& DWDM system
Uncooled FP-LD or DFB-LD, built-in isolator, low power
consumption.
1310nm or 1550nm optional
input level ECL, impedance 50Ω
DIP 24pin package with single mode FC/PC（or SC/PC、LC/PC）connector
Specification
Parameter
Bit rate
Optical power
Center wavelength
Dispersion penalty
SMSR
Extinction ratio
Power supply
Operation temperature
Storage temperature
Humidity
Lead soldiering temp.
Fiber yield strength
Fiber bend radius
Pin assignment
pin
1
2
3
4
5
6
7
8
9
10
11
12
Function
Vee
-5V
pin
24
23
22
21
20
19
18
17
16
15
14
13
Function
Vcc +5V
GND
Clock(-)
GND
Clock(+)
GND
Data(-)
GND
Data(+)
GND
NC
Vcc +5V
Unit
Mb/s
dBm
nm
dB
dB
dB
V
℃
℃
%
℃/s
Kgf
mm
Condition
Min.
-2
1280
1535
Typ.
2488.32
0
Max.
+3
1335
1565
λ=1550
λ=1310
＜2
＜1
＞30
＞8.2
-5.5
-5
-20
-5.2
25
25
-4.9
85
85
85
260/10
1
30
LD back output voltage BFM
LD bias current monitor BIM
Disable
Clock selection
GND
NC
NC
NC
NC
NC
Vee -5V（NC）
Interface
Data input: AC coupled, 50Ωinput
impedance. The peak voltage of
single-ended (Vp-p) is no less than
300mV.
Clock selection: when -5V is used,
clock
function
is
enable.
Nonclocked when floating or
grounded.
LD shout-off DIS
Power indication (BFMP）:
Vm= Im（μA）x 1200Ω
Bias indication (BIM)
Vb= Ib（mA）x 20Ω
PCB设计
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