2
Optoway
BTRS-7820CG
***********************************************************************************************************************************************************************
Absolute Maximum Ratings
Parameter
Storage Temperature
Operating Temperature
Symbol
Tstg
Min
Max
Units
oC
oC
Notes
-40
0
85
70
Topr
BTRS-7820CG
-20
85
BTRS-7820ACG/air flow 1m/sec
10 seconds on leads only
Soldering Temperature
Power Supply Voltage
Input Voltage
---
Vcc
---
260
3.6
Vcc
oC
V
0
GND
0
V
Output Current
Iout
30
mA
Recommended Operating Conditions
Parameter
Power Supply Voltage
Operating Temperature
Symbol
Min
3.13
0
Typ
Max
3.47
70
85
1300
280
Units / Notes
Vcc
3.3
V
oC / BTRS-7820CG
oC / BTRS-7820ACG
Mb/s
Topr
-20
Data Rate
1250
Power Supply Current
Icc
mA
Transmitter Specifications (0oC < Topr < 70oC, 3.13V < Vcc < 3. 47V)
Parameter
Symbol
Min
Typ
Max
Units
Notes
Optical
Optical Transmit Power
Output Center Wavelength
Output Spectrum Width
Extinction Ratio
Po
l
-8
-3
1350
2
dBm
nm
1
1280
1310
nm
RMS (σ)
σl
ER
9
dB
Output Eye
Compliant with IEEE 802.3z
Optical Rise Time
tr
tf
0.26
0.26
ns
ns
20% to 80% Values
20% to 80% Values
Optical Fall Time
Relative Intensity Noise
Total Jitter
RIN
TJ
-120
0.227
dB/Hz
ns
2
Electrical
Data Input Current – Low
Data Input Current – High
Differential Input Voltage
Data Input Voltage – Low
Data Input Voltage -- High
Disable Input Voltage -- Low
Disable Input Voltage -- High
Shut Off Time for TxDis
IIL
-350
mA
mA
mV
V
IIH
350
1600
-1.58
-0.74
0.8
VIH - VIL
VIL - VCC
VIH - VCC
VTDIS,L
VTDIS,H
tDIS
300
-2.0
3
3
-1.1
0
V
V
TX Output Enabled
TX Ouput Disabled
Vcc – 1.3
Vcc
1
V
ms
Notes: 1. Output power is power coupled into a 9/125 mm single mode fiber.
2. Measured with a 27-1 PRBS.
3. These inputs are compatible with 10K, 10KH and 100K ECL and LVPECL inputs.
***********************************************************************************************************************************************************************
OPTOWAY TECHNOLOGY INC. No.38, Kuang Fu S. Road, Hu Kou, Hsin Chu Industrial Park, Hsin Chu, Taiwan 303
Tel: 886-3-5979798
Fax: 886-3-5979737
E-mail: sales@optoway.com.tw http: // www.optoway.com.tw 10/1/2005 V2.0