Finisar
Product Specification
RoHS-6 Compliant
SONET/SDH 10Gb/s DWDM XFP Optical Transceiver
FTLX3812S3xx
PRODUCT FEATURES
•
•
•
•
•
•
•
•
•
Supports 9.95Gb/s and 10.7Gb/s
Hot-pluggable XFP footprint
Temperature-stabilized DWDM
EML transmitter
RoHS-6 Compliant (lead-free)
100GHz ITU Grid, C-Band
Duplex LC connector
Power dissipation <3.5W
Built-in digital diagnostic functions
Temperature range: -5°C to 70°C
APPLICATIONS
•
Amplified DWDM 10G SONET/SDH
Finisar’s FTLX3812S3xx Small Form Factor 10Gb/s (XFP) transceiver complies with the
current XFP Multi-Source Agreement (MSA) Specification
1
. It supports amplified
DWDM 10Gb/s SONET/SDH applications. Digital diagnostics functions are available
via a 2-wire serial interface, as specified in the XFP MSA. For a multiprotocol version
that supports 10G Ethernet, please see FTLX3812M3xx. The transceiver is RoHS
compliant and lead free per Directive 2002/95/EC
3
, and Finisar Application Note AN-
2038
4
.
PRODUCT SELECTION
FTLX3812S3xx
xx:
100GHz ITU-T channel
(see next page)
©
Finisar Corporation 28-September-2007
Rev B1
Page 1
FTLX3812S3xx Amplified DWDM XFP Product Specification – September 2007
Finisar
Channel #
17*
18*
19*
20*
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60*
61*
Product Code
FTLX3812S317
FTLX3812S318
FTLX3812S319
FTLX3812S320
FTLX3812S321
FTLX3812S322
FTLX3812S323
FTLX3812S324
FTLX3812S325
FTLX3812S326
FTLX3812S327
FTLX3812S328
FTLX3812S329
FTLX3812S330
FTLX3812S331
FTLX3812S332
FTLX3812S333
FTLX3812S334
FTLX3812S335
FTLX3812S336
FTLX3812S337
FTLX3812S338
FTLX3812S339
FTLX3812S340
FTLX3812S341
FTLX3812S342
FTLX3812S343
FTLX3812S344
FTLX3812S345
FTLX3812S346
FTLX3812S347
FTLX3812S348
FTLX3812S349
FTLX3812S350
FTLX3812S351
FTLX3812S352
FTLX3812S353
FTLX3812S354
FTLX3812S355
FTLX3812S356
FTLX3812S357
FTLX3812S358
FTLX3812S359
FTLX3812S360
FTLX3812S361
Frequency (THz)
191.7
191.8
191.9
192.0
192.1
192.2
192.3
192.4
192.5
192.6
192.7
192.8
192.9
193.0
193.1
193.2
193.3
193.4
193.5
193.6
193.7
193.8
193.9
194.0
194.1
194.2
194.3
194.4
194.5
194.6
194.7
194.8
194.9
195.0
195.1
195.2
195.3
195.4
195.5
195.6
195.7
195.8
195.9
196.0
196.1
Center Wavelength (nm)
1563.86
1563.05
1562.23
1561.42
1560.61
1559.79
1558.98
1558.17
1557.36
1556.55
1555.75
1554.94
1554.13
1553.33
1552.52
1551.72
1550.92
1550.12
1549.32
1548.51
1547.72
1546.92
1546.12
1545.32
1544.53
1543.73
1542.94
1542.14
1541.35
1540.56
1539.77
1538.98
1538.19
1537.40
1536.61
1535.82
1535.04
1534.25
1533.47
1532.68
1531.90
1531.12
1530.33
1529.55
1528.77
*This
channel is supported with limited availability -- Please contact Finisar for further details.
©
Finisar Corporation 28-September-2007
Rev B1
Page 2
FTLX3812S3xx Amplified DWDM XFP Product Specification – September 2007
Finisar
I.
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
Pin Descriptions
Logic
Symbol
GND
VEE5
Mod-Desel
Interrupt
TX_DIS
VCC5
GND
VCC3
VCC3
SCL
SDA
Mod_Abs
Mod_NR
RX_LOS
GND
GND
RD-
RD+
GND
VCC2
P_Down/RST
Name/Description
Module Ground
Optional –5.2 Power Supply –
Not required
Module De-select; When held low allows the module to
respond to 2-wire serial interface commands
Interrupt (bar); Indicates presence of an important condition
which can be read over the serial 2-wire interface
Transmitter Disable; Transmitter laser source turned off
+5 Power Supply
Module Ground
+3.3V Power Supply
+3.3V Power Supply
Serial 2-wire interface clock
Serial 2-wire interface data line
Module Absent; Indicates module is not present. Grounded
in the module.
Module Not Ready; Finisar defines it as a logical OR
between RX_LOS and Loss of Lock in TX/RX.
Receiver Loss of Signal indicator
Module Ground
Module Ground
Receiver inverted data output
Receiver non-inverted data output
Module Ground
+1.8V Power Supply
Power Down; When high, places the module in the low
power stand-by mode and on the falling edge of P_Down
initiates a module reset
Reset; The falling edge initiates a complete reset of the
module including the 2-wire serial interface, equivalent to a
power cycle.
+1.8V Power Supply
Module Ground
Reference Clock non-inverted input, AC coupled on the
host board –
Not required
Reference Clock inverted input, AC coupled on the host
board –
Not required
Module Ground
Module Ground
Transmitter inverted data input
Transmitter non-inverted data input
Module Ground
Ref.
1
LVTTL-I
LVTTL-O
LVTTL-I
2
1
LVTTL-I
LVTTL-
I/O
LVTTL-O
LVTTL-O
LVTTL-O
2
2
2
2
2
1
1
CML-O
CML-O
1
LVTTL-I
22
23
24
25
26
27
28
29
30
PECL-I
PECL-I
VCC2
GND
RefCLK+
RefCLK-
GND
GND
TD-
TD+
GND
1
1
1
CML-I
CML-I
1
Notes:
1. Module circuit ground is isolated from module chassis ground within the module.
2. Open collector; should be pulled up with 4.7k – 10kohms on host board to a voltage between 3.15V
and 3.6V.
©
Finisar Corporation 28-September-2007
Rev B1
Page 3
FTLX3812S3xx Amplified DWDM XFP Product Specification – September 2007
Finisar
Diagram of Host Board Connector Block Pin Numbers and Names
II.
Absolute Maximum Ratings
Parameter
Maximum Supply Voltage #1
Maximum Supply Voltage #2
Maximum Supply Voltage #3
Storage Temperature
Case Operating Temperature
Receiver Damage Threshold
Symbol
Vcc3
Vcc5
Vcc5
T
S
T
OP
P
Rdmg
Min
-0.5
-0.5
-0.5
-40
-5
+1
Typ
Max
4.0
6.0
2.0
85
70
Unit
V
V
V
°C
°C
dBm
Ref.
©
Finisar Corporation 28-September-2007
Rev B1
Page 4
FTLX3812S3xx Amplified DWDM XFP Product Specification – September 2007
Finisar
III.
Electrical Characteristics
(T
OP
= -5 to 70
°C,
V
CC5
= 4.75 to 5.25 Volts)
Symbol
Vcc5
Vcc3
Vcc2
Icc5
Icc3
Icc2
P
R
in
Vin,pp
V
D
V
EN
Min
4.75
3.13
1.71
Typ
Max
5.25
3.46
1.89
350
400
750
3.5
Unit
V
V
V
mA
mA
mA
W
Ω
mV
V
V
us
mV
ps
ps
V
V
Ref.
Parameter
Supply Voltage #1
Supply Voltage #2
Supply Voltage #3
Supply Current – Vcc5 supply
Supply Current – Vcc3 supply
Supply Current – Vcc2 supply
Module total power
Transmitter
Input differential impedance
Differential data input swing
Transmit Disable Voltage
Transmit Enable Voltage
Transmit Disable Assert Time
Receiver
Differential data output swing
Data output rise time
Data output fall time
LOS Fault
LOS Normal
Power Supply Rejection
Reference Clock
Clock differential input impedance
Reference Clock frequency
Differential clock input swing
Clock output rise/fall time
Reference clock frequency tolerance
1
2
3
100
120
2.0
GND
820
Vcc
GND+ 0.8
10
850
38
38
Vcc
HOST
GND+0.5
See Note 6 below
100
Baud/64
640
200
-100
1600
1250
+100
650
Vout,pp
t
r
t
f
V
LOS fault
V
LOS norm
PSR
Rclk
in
f0
Vclkin,pp
t
rf
Df
340
Vcc – 0.5
GND
4
5
5
6
6
7
Ω
MHz
mV
ps
PPM
5
Notes:
1. Maximum total power value is specified across the full temperature and voltage range.
2. After internal AC coupling.
3. Or open circuit.
4. Into 100 ohms differential termination.
5. 20 – 80 %
6. Loss Of Signal is open collector to be pulled up with a 4.7k – 10kohm resistor to 3.15 – 3.6V. Logic 0
indicates normal operation; logic 1 indicates no signal detected.
7. Per Section 2.7.1. in the XFP MSA Specification
1
.
©
Finisar Corporation 28-September-2007
Rev B1
Page 5
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