CEL NX8567SAS433-BC

NEC'S EA MODULATOR AND
WAVELENGTH MONITOR INTEGRATED
InGaAsP MQW DFB LASER DIODE
MODULE FOR 2.5 Gb/s ULTRALONG-REACH 240,
360, 600 km DWDM APPLICATIONS
NX8567SA
Series
FEATURES
DESCRIPTION
• INTEGRATED ELECTROABSORPTION MODULATOR
NEC's NX8567SA Series is an Electro-Absorption (EA) modulator and wavelength monitor integrated, 1 550 nm Multiple
Quantum Well (MQW) structured Distributed Feed-Back (DFB)
laser diode module. The module is capable of 2.5 Gb/s applications of over 240 km, 360 km, 600 km ultralong-reach and
available for Dense Wavelength Division Multiplexing (DWDM)
wavelengths based on ITU-T recommendations, enabling a
wide range of applications
• WAVELENGTH MONITOR FUNCTION
(Etalon Þlter, Wavelength monitor PD)
• VERY LOW DISPERSION PENALTY
NX8567SAS Series - over 240 km (4320 ps/nm)
NX8567SAM Series - over 360 km (6480 ps/nm)
NX8567SA Series - over 600 km (10800 ps/nm)
• LOW MODULATION VOLTAGE
• AVAILABLE FOR DWDM WAVELENGHT BASED ON
ITU-T RECOMMENDATION (50 GHz grid, refer to
ordering information)
ELECTRO-OPTICAL CHARACTERISTICS (TLD = Tset, TC = -5 to +70°C, unless otherwise speciÞed)
PART NUMBER
SYMBOLS
TSET
IOP
Vcenter
PARAMETERS AND CONDITIONS
Laser Set
Temperature1
Operating Current
Modulation Center Voltage2
Voltage2
Vmod
Modulation
VFLD
Forward Voltage of LD, IFLD = IOP
ITH
Threshold Current
NX8567SA SERIES
UNITS
Optical Output Power from Fiber,
(NX8567SAM/SA Series)
IFLD = IOP, Under modulation2
SMSR
ER
MAX
°C
20
50
60
80
V
-2.0
–
-0.5
V
–
2
3
V
–
–
2.0
mA
–
7
20
35
-5
-2
–
0
+1
–
dBm
(NX8567SAS Series)
λP
TYP
mA
IFLD = IOP, Under modulation2
Pf
MIN
Peak Emission Wavelength, IFLD = IOP, VEA = 0 V
nm
1528
ITU-T3
1564
Side Mode Suppression Ratio, IFLD = IOP, VEA = 0 V
dB
30
40
–
Extinction Ratio, IFLD = IOP, Under
modulation2
dB
10
11
–
tf
Rise Time, IFLD = IOP, 20-80%, Under modulation2
ps
–
–
125
tr
Rise Time, IFLD = IOP, 80-20%, Under modulation2
ps
–
–
125
Notes:
1. Tset is a certain point between 20 and 35C for ITU-T grid wavelength
2. 2.48832 Gb/s, PRBS 223 -1, VEA = Vcenter ±1/2 Vmod, IFLD = Iop, TLD = Tset, NEC Test System
Vcenter
: a certain point between -2.0 and -0.5 V
Vmod
: a certain point 3 V or below
Iop
: a certain point between 50 and 80 mA
3. Available for DWDM wavelenght based on ITU-T recommendation (100 GHz grid). Please refer to ORDERING INFORMATION.
4. BER = 10-10, NX8567SAS: 240 km (4320 ps/nm)
BER = 10-10, NX8567SAM: 360 km (6480 ps/nm)
BER = 10-10, NX8567SA: 600 km (10800 ps/nm)
California Eastern Laboratories
NX8567SA SERIES
ELECTRO-OPTICAL CHARACTERISTICS (TLD = Tset, TC = -5 to +70°C, Unless otherwise speciÞed)
PART NUMBER
SYMBOLS
NX8567SA SERIES
UNITS
MIN
TYP
MAX
DP
Dispension Penalty, IFLD = Iop, SMF Under modulation2,4
dB
–
–
2
IS
Isolation
dB
23
–
–
–
–
-8
–
–
-5
S11
PARAMETERS AND CONDITIONS
Input Return Loss
IFLD = Iop, VEA = -1 V, 50 Ω
130 MHz to 2 GHz
dB
IFLD = Iop, VEA = -1 V, 50 Ω
2 GHz to 2.5 GHz
Notes:
1. Tset is a certain point between 20 and 35C for ITU-T grid wavelength
2. 2.48832 Gb/s, PRBS 223 -1, VEA = Vcenter ±1/2 Vmod, IFLD = Iop, TLD = Tset, NEC Test System
Vcenter
: a certain point between -2.0 and -0.5 V
Vmod
: a certain point 3 V or below
Iop
: a certain point between 50 and 80 mA
3. Available for DWDM wavelenght based on ITU-T recommendation (100 GHz grid). Please refer to ORDERING INFORMATION.
4. BER = 10-10, NX8567SAS: 240 km(4320 ps/nm)
BER = 10-10, NX8567SAM: 360 km (6480 ps/nm)
BER = 10-10, NX8567SA: 600 km (10800 ps/nm)
ELECTRO-OPTICAL CHARACTERISTICS (Applicable to Monitor PD, TLD = Tset, TC = -5 to +70°C, BOL)
SYMBOLS
UNITS
MIN
TYP
MAX
Im (Pf)
Monitor Current (Pf Monitor), VRPD = 5 V, IFLD = Iop
PARAMETERS AND CONDITIONS
µA
10
–
200
Im (λp)
Monitor Current (λp Monitor), VRPD = 5 V, IFLD = Iop, Locking point
µA
5
–
100
Im (λ)
Operation Region
%
25
–
75
|λ1-λ2|
pm
90
–
–
µA/pm
0.24
–
–
nA
–
–
10
ηλ
Discrimination Slope1, VRPD = 5 V, IFLD = Iop, Locking point
ID
Dark Current, VRPD = 5 V, VEA = 0 V
Ct
Terminal Capacitance, VRPD = 5 V, f = 1 MHz
pF
–
–
15
γ2
Tracking Error, Im(Pf) = const.
dB
–
–
0.5
Note:
1. Operating region, Discrimination slope, Slope assignment
Im (λ)
I1 – I2
ηλ =
[ µA/pm]
λ1 – λ2
Im @100%
Im (λ)
Im @100%
I1: Im @75%
Operation region
I2: Im @75%
Locking point
Im (λp)
Im (λp)
I2: Im @25%
I1: Im @25%
Operation region
Locking point
Im @0%
Im @0%
0
λ (nm)
λ1 λp λ2
0
Negative Slope
λ (nm)
λ1 λp λ2
Positive Slope
2. Tracking error: γ
Pf
(mW)
TLD = Tset, TC = 25ûC
Pop
TLD = Tset, TC = –20 to +70ûC
Pf
0
γ = 10 log
Im
Im
Pf
Pop
[dB]
NX8567SA SERIES
ELECTRO-OPTICAL CHARACTERISTICS (Applicable to Thermistor and TEC, TC = -5 to +70°C)
PART NUMBER
SYMBOLS
NX8567SA SERIES
PARAMETERS AND CONDITIONS
UNITS
MIN
TYP
MAX
R
Thermistor Resistance, TLD = 25°C
kΩ
9.5
10.0
10.5
B
B Constant
K
3350
3450
3550
IC
Cooler Current, TLD = Tset
A
1.2
VC
Cooler Voltage, TLD = Tset
V
2.4
ABSOLUTE MAXIMUM RATINGS1
SYMBOLS
PARAMETERS
UNITS
Pf
RATINGS
Optical Output Power from Fiber
mW
10
IFLD
Forward Current of LD
mA
150
VRLD
Reverse Voltage of LD
V
2.0
VFm
Forward Voltage of Modulator
V
1
VRm
Reverse Voltage of Modulator
V
5
IFPD
Forward Current of PD
mA
1
VRPD
Reverse Voltage of PD
V
10
IC
Cooler Current
A
1.5
VC
Cooler Voltage
V
2.5
TC
Operating Case Temperature
°C
-5 to +70
TSTG
Storage Temperature
°C
-40 to +85
TSLD
Lead Soldering Temp. (3 s)
°C
350
Note:
1. Operation in excess of any one of these parameters may result
in permanent damage.
NX8567SA SERIES
ORDERING INFORMATION
NX8567SA
CC : SC-UPC connector (standard)
BC : FC-UPC connector (option)
Wavelength code : Refer to Table A
Without : 600 km (10800 ps/nm)
M
: 360 km (6480 ps/nm)
S
: 240 km (4320 ps/nm)
TABLE A: DWDM wavelengths based on ITU-T recommendations (@ TLD = Tset)
Wavelength Code
287
291
295
299
303
307
311
315
318
322
326
330
334
338
342
346
350
354
358
362
366
370
373
377
381
385
389
393
397
401
405
409
413
417
421
425
429
433
437
441
445
449
453
ITU-T Wavelength *1
(nm)
1528.773
1529.163
1529.553
1529.553
1530.334
1530.725
1531.116
1531.507
1531.898
1532.290
1532.681
1533.073
1533.465
1533.073
1534.250
1534.643
1535.036
1535.429
1535.822
1536.216
1536.643
1537.003
1537.397
1537.792
1538.186
1538.581
1538.976
1539.371
1539.766
1540.162
1540.557
1540.953
1541.349
1541.746
1542.142
1542.539
1542.936
1543.333
1543.730
1544.128
1544.526
1544.924
1545.322
Frequency
(THz)
196.10
196.05
196.00
195.95
195.90
195.85
195.80
195.75
195.70
195.65
195.60
195.55
195.50
195.45
195.40
195.35
195.30
195.25
195.20
195.15
195.10
195.05
195.00
194.95
194.90
194.85
194.80
194.75
194.70
194.65
194.60
194.55
194.50
194.45
194.40
194.35
194.30
194.25
194.20
194.15
194.10
194.05
194.00
Wavelength Code
457
461
465
469
473
477
485
489
493
497
501
505
509
513
517
521
525
529
533
537
541
545
549
553
557
561
565
569
573
577
581
585
589
593
597
602
606
610
614
618
622
626
630
ITU-T Wavelength *1
(nm)
1545.720
1546.119
1546.518
1546.917
1547.316
1547.715
1548.515
1548.915
1549.315
1549.715
1550.116
1550.517
1550.918
1551.319
1551.721
1552.122
1552.524
1552.926
1553.329
1553.731
1554.134
1554.537
1554.940
1555.343
1555.747
1556.151
1556.555
1556.959
1557.363
1557.768
1558.173
1558.578
1558.983
1559.389
1559.794
1560.200
1560.606
1561.013
1561.419
1561.826
1562.233
1562.640
1563.047
Note:
1. λ monitor slope: Channel frequency for 191.80 THz + 2n × 0.05 THz is assigned on negative slope.
Channel frequency for 191.80 THz + (2n + 1) × 0.05 THz is assigned on positive slope.
n is a positive integer including zero.
Frequency
(THz)
193.95
193.90
193.85
193.80
193.70
193.70
193.60
193.55
193.50
193.45
193.40
193.35
193.30
193.25
193.20
193.15
193.10
193.05
193.00
192.95
192.90
192.85
192.80
192.75
192.70
192.65
192.60
192.55
192.50
192.45
192.40
192.30
192.30
192.25
192.20
192.15
192.10
192.05
192.00
191.95
191.90
191.85
191.80
NX8567SA SERIES
OUTLINE DIMENSIONS (Units in mm)
15.24
8.0
14
#7
#1
–
+
Cooler
12.7±0.15
1
0.9
7
6.0 MAX.
22 MAX.
8
TOP VIEW
5.4
4 – φ 2.67
1.25
8.89±0.13
10 MIN.
2.54
PD (Pf)
Thermistor
LD
PD (λp)
MOD
Fiber
Nose
#14
PIN CONNECTIONS
20.83±0.13
26.04±0.13
Pin
No.
0.75
Optical Fiber (SMF)
Length : 900 MIN.
8.0
#8
29.97±0.25
1
2
3
4
5
6
7
Function
Pin
No.
Thermistor
Thermistor
LD DC Bias (+)
PD (Pf) Anode (–)
PD (λp) and
PD (Pf) Cathode (+)
Cooler (+)
Cooler (–)
8
9
10
11
12
13
14
Function
GND
GND
PD (λp) Anode (–)
LD/MOD GND
Signal Input (MOD),
50 Ω RF Input
LD/MOD GND
GND
OPTICAL FIBER CHARACTERISTICS
UNITS
SPECIFICATION
Mode Field Diameter
PARAMETER
µm
9.3±0.5
Cladding Diameter
µm
125±1
Tight Buffer Diameter
µm
900±100
nm
< 1270
dB/km
< 0.3
Cut-off Wavelenght
Attenuation 1525 to 1575 nm
Minimum Fiber Bending Radius
mm
30
Fiber Length
mm
1225 MIN
Flammability
UL1581VW-1
-CC : SC-UPC connector
-BC : FC-UPC connector
8.99±0.5 mm
35±2 mm
Fiber Length: 900 mm MIN.
Life Support Applications
These NEC products are not intended for use in life support devices, appliances, or systems where the malfunction of these products can reasonably be expected
to result in personal injury. The customers of CEL using or selling these products for use in such applications do so at their own risk and agree to fully indemnify
CEL for all damages resulting from such improper use or sale.
07/29/2003