TRM7954AN4294 - Hitachi Semiconductor

Preliminary Technical Data ( Rev. 0.1, June 22, 2000)

TRM7954AN

STM-16 1.5 µm Optical Transmitter (for 50 GHz Spacing DWDM)

Preliminary Product Disclaimer

This preliminary data sheet is provided to assist you in the evaluation of functional samples of

the products that are under development and for which a reliability test has not been

completed. Until Hitachi, Ltd. releases these products for general sales, Hitachi, Ltd. reserves

the right to change prices, features, functions, specifications, capabilities and release

schedule.

FEATURES

· Data rates up to 2.5 Gbit/s

· Long-haul Transmission Length (400 km)

· Wavelength range, 1530.72 nm – 1562.23 nm

· ITU-Grid Channel (50 GHz Spacing)

· Compact size (51 x 73.4 x 12.7 mm3)

· Integrated Wavelength Lock Mechanism

· Laser bias monitor output

· Laser back-facet monitor output

· Laser Temperature Deviation Alarm

Confidential: Preliminary Technical Data of TRM7954AN (Rev. 0.1, June 22, 2000) HITACHI

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Block Diagram

Recommended Circuit

F/F Driver Laser-Diode

Module

APC

ATC

Data

CLK

SELC BIAS(+) TEMP ALM

SDC BACK (+)

Optical

Output

Confidential: Preliminary Technical Data of TRM7954AN (Rev. 0.1, June 22, 2000) HITACHI

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PERFORMANCE SPECIFICATIONS

Table 1. Absolute Maximum Ratings

No. Item Symbol Rated Value Unit Note

1 DC Power Supply (+5.0 V) - -0.3 to +6.0 V Vcc

2 DC Power Supply (-5.2 V) - -6.0 to +0.3 V Vee

3 DC Power Supply (+3.3 V) - -0.3 to +4.0 V Vtt

4 Operating Case Temperature Topr. 0 to +70 °C

5 Storage Case Temperature Tstg. -20 to +75 °C

6 Lead Soldering Temperature - ≤250 °C

7 Lead Soldering Time - ≤10 s

Table 2. Operating Environment

Electrical and optical characteristics below are defined under this operating environment, unless

otherwise specified.

No. Parameter Symbol Min. Typ. Max. Unit Remarks

1 Supply Voltage VCC 4.75 5.0 5.25 V

2 Supply Voltage VDD 3.13 3.3 3.47 V

3 Supply Voltage VEE -4.94 -5.2 -5.45 V

4 Supply Current ICC - - 0.8 A +5 V

5 Supply Current IDD - - 2.0 A +3.3 V

6 Supply Current IEE - - 1.8 A -5.2 V

7 Power Consumption PDS - - 14 W

8 Operating Temperature TC(Note) 25 (Note) °C Case

Note: Target specification is minimum of 0 and maximum of 65.

Table 3. DC Power Supply

No. Item Symbol Min. Typ. Max. Unit

1 Positive Supply Voltage Vcc +4.75 +5.00 +5.25 V

2 Negative Supply Voltage Vee -4.94 -5.20 -5.46 V

3 TEC Supply Voltage Vtt +3.15 +3.30 +3.45 V

4 Positive Supply Current Icc - - 400 mA

5 Negative Supply Current Iee - - 250 mA

6 TEC Supply Current Itt - - 1300 mA

7 Total Power Consumption Pc - - 6.5 W

Confidential: Preliminary Technical Data of TRM7954AN (Rev. 0.1, June 22, 2000) HITACHI

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Table 4. Optical Characteristics

No. Item Symbol Min. Typ. Max. Unit Remarks (Note 1)

1 Average Power Output Pf -3.5

-4.5 -

-+2.0

+2.0 dBm Point S, Beginning of

life

Point S, End of life

2 Extinction Ratio ER 10 - - dB

3 Optical Waveform - Satisfying the Mask - Note 2

4 Optical Output at

Shutdown - - - -40 dBm

5 Center Wavelength λc1528.77 - 1563.86 nm 50 GHz Spacing

6 Variation in Center

Wavelength ∆λ -0.04 +0.04 nm End of Life, TBD

7 Spectral Width

(-20 dB) ∆λ20 - - 0.5 nm

8 Side-mode

Suppression Ratio Sr 30 - - dB

9 Optical Path Penalty Pp - - 2 dB 6400 ps/nm, Note 3

Note 1. Transmit Data: NRZ at 2.488320 Gbit/s, Mark 50%, PRBS=223-1,

Power Supply Voltage: Vcc = 5.0±0.25 V, Vee = -5.2±0.26 V, Vtt = 3.3±0.16

Tc = 0 to 75°C

Note 2.

Fig. 4.1 Mask of Eye Diagram for the Optical Waveform through the 4th-order

Bessel Filter According to ITU-T G957

Confidential: Preliminary Technical Data of TRM7954AN (Rev. 0.1, June 22, 2000) HITACHI

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Note 3.

Fig 4.2 Optical Path Penalty Measurement Setup

Table 5 Input/Output Signal Interface

No. Item Min. Typ. Max. Unit Remarks

(Note 1)

1 Optical Connector FC-PC -

2 Data Input Impedance 50 ΩAC-coupled

Single 500 - 1000

3 Input Data Voltage Differential 300 - 1000 mV peak to peak

4 Clock Input Impedance 50 ΩAC-coupled

Single 500 - 1000

5 Input Clock Voltage Differential 300 - 1000 mV peak to peak

6 Input Clock Duty Cycle 40 50 60 %

7 Setup time and Hold time - - 75 ps Note 2

8 Shutdown Command Interface TTL Level Active High - Note 3

9 Shutdown activation time - - 5 ms

10 Shutdown deactivation time - - 250 ms

High: Non-

clocked

mode

11 Clock Mode Select Interface TTL

Level: Low: Clocked

mode

- Note 4

12 Temperature Deviation Alarm TTL Level Active High - Note 5

13 Monitoring for LD bias current

(BIAS(+)) - 20 - mV/mA

14 Monitoring for back facet PD

current (BACK(+)) 450 500 550 mV Note 6

Note 1 Transmit Data: NRZ at 2.488320 Gbit/s, Mark 50%, PRBS=223-1,

Power Supply Voltage: Vcc = 5.0±0.25 V, Vee = -5.2±0.26 V, Vtt = 3.3±0.16

Tc = 0 to 75°C

TRM7954AN OBF OR

1 nm

Optical Bandwidth

ERD

PPG

0 dBm

100 km 100 km 100 km 100 km

B.T.B

0 dBm 0 dBm 0 dBm

Total Fiber Dispersion : 6400 ps/nm

OR : HITACHI Receiver (RCV7935AN)

Confidential: Preliminary Technical Data of TRM7954AN (Rev. 0.1, June 22, 2000) HITACHI

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Note 2.

Fig. 5.1 Setup Time and Hold Time

Note 3.

Fig. 5.2 Shutdown Command Interface

Shutdown Command (SDC)

Comparator

CLK, CLK

Data, Data

Confidential: Preliminary Technical Data of TRM7954AN (Rev. 0.1, June 22, 2000) HITACHI

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Note 4.

Fig. 5.3 Clock Mode Select Interface

Note 5.

Fig. 5.4 Temperature Deviation Alarm Interface

Comparator

10k Ω

Confidential: Preliminary Technical Data of TRM7954AN (Rev. 0.1, June 22, 2000) HITACHI

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Note 6.

Fig. 5.5 Monitoring for Back Facet PD Activation

500±50 (mV)

Confidential: Preliminary Technical Data of TRM7954AN (Rev. 0.1, June 22, 2000) HITACHI

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Table 6. Pin Configuration

Pin # Symbol I/O Logic Description Remarks

1 GND Ground

2 BACK(+) Monitoring for back facet PD current

3 BIAS(+) Monitoring for LD bias current

4 SDC Shutdown Command

5 SELC Clock mode select

6 GND Ground

7 TDA Temperature Deviation Alarm

8 NUC No User Connection

9 NUC No User Connection

10 NUC No User Connection

11 GND Ground

12 Vee Negative power supply

13 Vcc Positive power supply

14 Vtt TEC power supply

15 GND Ground

16 DATA True data input

17 GND Ground

18 DATA False data input

19 GND Ground

20 CLK True clock input

21 GND Ground

22 CLK False clock input

23 GND Ground

24 Vcc Positive power supply

Metal Case is at GND.

Confidential: Preliminary Technical Data of TRM7954AN (Rev. 0.1, June 22, 2000) HITACHI

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Mechanical Dimensions

Dimensions: mm

Tolerance : ±0.5 mm

■ Top view

■ Side view

■ Bottom view

Confidential: Preliminary Technical Data of TRM7954AN (Rev. 0.1, June 22, 2000) HITACHI

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Table 6. Optical Fiber

No. Item Specifications Unit

1Type SMF -

2 Mode Field Diameter 9.5 ±1µm

3 Cladding Diameter 125 ±3µm

4 Minimum Bending Radius 30 mm

5 Fiber Tensile Strength 9.8 N

5 Outer Diameter of Secondary Coating 0.9 ±0.1 mm

Confidential: Preliminary Technical Data of TRM7954AN (Rev. 0.1, June 22, 2000) HITACHI

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Table 7. Ordering Information

No. Production Code Center

Wavelength (nm) No. Production Code Center

Wavelength (nm)

01 TRM7954AN3072 1530.72 41 TRM7954AN4662 1546.62

02 TRM7954AN3112 1531.12 42 TRM7954AN4692 1546.92

03 TRM7954AN3151 1531.51 43 TRM7954AN4732 1547.32

04 TRM7954AN3190 1531.90 44 TRM7954AN4772 1547.72

05 TRM7954AN3229 1532.29 45 TRM7954AN4811 1548.11

06 TRM7954AN3268 1532.68 46 TRM7954AN4851 1548.51

07 TRM7954AN3307 1533.07 47 TRM7954AN4891 1548.91

08 TRM7954AN3347 1533.47 48 TRM7954AN4932 1549.32

09 TRM7954AN3386 1533.86 49 TRM7954AN4972 1549.72

10 TRM7954AN3425 1534.25 50 TRM7954AN5012 1550.12

11 TRM7954AN3464 1534.64 51 TRM7954AN5052 1550.52

12 TRM7954AN3504 1535.04 52 TRM7954AN5092 1550.92

13 TRM7954AN3543 1535.43 53 TRM7954AN5132 1551.32

14 TRM7954AN3582 1535.82 54 TRM7954AN5172 1551.72

15 TRM7954AN3622 1536.22 55 TRM7954AN5212 1552.12

16 TRM7954AN3661 1536.61 56 TRM7954AN5252 1552.52

17 TRM7954AN3700 1537.00 57 TRM7954AN5293 1552.93

18 TRM7954AN3740 1537.40 58 TRM7954AN5333 1553.33

19 TRM7954AN3779 1537.79 59 TRM7954AN5373 1553.73

20 TRM7954AN3819 1538.19 60 TRM7954AN5413 1554.13

21 TRM7954AN3858 1538.58 61 TRM7954AN5454 1554.54

22 TRM7954AN3898 1538.98 62 TRM7954AN5494 1554.94

23 TRM7954AN3937 1539.37 63 TRM7954AN5534 1555.34

24 TRM7954AN3977 1539.77 64 TRM7954AN5575 1555.75

25 TRM7954AN4016 1540.16 65 TRM7954AN5615 1556.15

26 TRM7954AN4056 1540.56 66 TRM7954AN5655 1556.55

27 TRM7954AN4095 1540.95 67 TRM7954AN5696 1556.96

28 TRM7954AN4135 1541.35 68 TRM7954AN5736 1557.63

29 TRM7954AN4175 1541.75 69 TRM7954AN5777 1557.77

30 TRM7954AN4214 1542.14 70 TRM7954AN5817 1558.17

31 TRM7954AN4254 1542.54 71 TRM7954AN5858 1558.58

32 TRM7954AN4294 1542.94 72 TRM7954AN5898 1558.98

33 TRM7954AN4333 1543.33 73 TRM7954AN5939 1559.39

34 TRM7954AN4373 1543.73 74 TRM7954AN5979 1559.79

35 TRM7954AN4413 1544.13 75 TRM7954AN6020 1560.20

36 TRM7954AN4453 1544.53 76 TRM7954AN6061 1560.61

37 TRM7954AN4492 1544.92 77 TRM7954AN6101 1561.01

38 TRM7954AN4532 1545.32 78 TRM7954AN6142 1561.42

39 TRM7954AN4572 1545.72 79 TRM7954AN6183 1561.83

40 TRM7954AN4612 1546.12 80 TRM7954AN6223 1562.23

Confidential: Preliminary Technical Data of TRM7954AN (Rev. 0.1, June 22, 2000) HITACHI

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USER INFORMATION

Handling Precautions

CAUTION: Take proper electrostatic-discharge (ESD) precautions while handling these

devices. These devices are sensitive to ESD.

Laser Safety

This product complies with IEC 60825-1 Class 1.

Confidential: Preliminary Technical Data of TRM7954AN (Rev. 0.1, June 22, 2000) HITACHI

Document number: FOD-DS-00058

Document Category: Product Specifications (Data Sheet)

Revision: 0.1 (June 2000)

Product Name: TRM7954AN

STM-16 1.5 µm Optical Transm itter (for 50 GHz Spacing DWDM)

TRM7954AN

Revision History

Rev. Date Page/Line/Fig/Table Modification Note

0.1 June 22, 2000 - -