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DTR2488SM2LCL0IR2 Datasheet(PDF) 3 Page - OPLINK Communications Inc.

Part No. DTR2488SM2LCL0IR2
Description  OC-48/STM-16 2x10 SFF Single Mode CWDM Transceivers
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Maker  OPLINK [OPLINK Communications Inc.]
Homepage  http://www.oplink.com
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DTR2488SM2LCL0IR2 Datasheet(HTML) 3 Page - OPLINK Communications Inc.

   
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3
21737-0266, Rev. D
07-06-2005
Transmitter Electrical Interface (over Operating Case Temperature Range, V
CC = 3.13 to 3.47V)
Receiver Electrical Interface (over Operating Case Temperature Range, V
CC = 3.13 to 3.47V)
Electrical Power Supply Characteristics (over Operating Case Temperature Range, V
CC = 3.13 to 3.47V)
Pin Assignments
DTR-2488-SM2-LC/LS-W-G-CWDM
Parameter
Symbol
Minimum
Typical
Maximum
Units
Input Voltage Swing between DATA+ & DATA-
VINDIF
0.30
0.80
1.60
VP-P
Input Impedance
ZIL
-50
-
Transmitter Disable Voltage
VDIS
VCC - 1.3
-
VCC
V
Transmitter Enable Voltage
VEN
0-
0.8
V
Differential Bias Monitor Voltage (Ta = 25°C)
VBM+ - VBM-
0.10
-
0.70
V
Differential Back Facet Monitor Voltage
VFM+ - VFM-
-30
-
mV
Parameter
Symbol
Minimum
Typical
Maximum
Units
Output Voltage Swing1,2
Vp-p
0.3
-
0.8
V
Output Current
IO
--
25
mA
Output HIGH Voltage (LV-TTL)
VOH
2.0
-
VCC
V
Output LOW Voltage (LV-TTL)
VOL
0-
0.4
V
Receiver Power Monitor Current3
IRPM
0.6
0.85
1.3
µΑ/µW
1Single ended into 50Ω load.
2DC-coupled version is also available (50Ω to V
CC - 2V termination) with output HIGH voltage level of VCC - 1.10V min. and VCC - 0.90V max.
The output LOW voltage (LV-PECL) is VCC - 1.84V min. and VCC - 1.60V max.
3Power input, RPM is specified from -29dBm to -17dBm for APD and 0dBm to -19dBm for PIN.
Parameter
Symbol
Minimum
Typical
Maximum
Units
Supply Voltage
VCC
3.13
3.3
3.47
V
Supply Current
1
ICC
-
195
310
mA
1Supply current does not include termination resistor current for DC-coupled version.
PIN
FUNCTION
PIN
FUNCTION
1
RPM (Reciever Power Monitor)
11
VCCTX
2
RX GND
12
TX GND
3
RX GND
13
TX DISABLE
4
N/C
14
TD+ (TX DATA IN+)
5
N/C
15
TD- (TX DATA IN-)
6
RX GND
16
TX GND
7VCCRX
17
BM- (BIAS MONITOR-)
8
SD (RX SIGNAL DETECT)
18
BM+ (BIAS MONITOR +)
9
RD- ( RX DATA OUT-)
19
FM- (FACET MONITOR-)
10
RD+ ( RX DATA OUT+)
20
FM+ (FACET MONITOR+)
LD Bias
Monitor Circuit
LD Back Facet
Monitor Circuit
Laser Bias & Laser Back Facet Monitor Circuits
Control
Circuit
Bias
Circuit
10Ω
PD
Imon
Ib
LD
3k
FM+
BM+
VCC
VCC
GND
GND
FM-
BM-
3k
3k
3k
200Ω


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