LTX54XX XFP Optical Transceiver C-Band DWDM 9.95 to 11.3Gb/s 40km

Transcription

1 he LTX54XX XFP LC duplex optical transceiver is intended for 40km reach service in 10Gb/s DWDM highspeed telecommunications equipment where low-cost, extraordinary performance and reliability are essential. T They consume low power, operates from a 5V, a 3.3V DC power supply and is offered in the commercial temperature range. The transceiver is RoHS compliant and lead free per Directive 2002/95/EC.The low jitter and low bit error rate optical assemblies features a DWDM-rated EML and PIN/TIA receiver. The differential AC coupled Tx and Rx data interfaces are CML compatible. The device is Class I laser safety compliant. Applications SONET OC-192 SDH STM S-64 10G-BASE-ER/EW 10G-BASE-ER/EW+FEC Features Dual Wavelength Bidirectional Transceiver 2x15 XFP Die Cast Housing LC Duplex Optical Interface Case Operating Temperature: Commercial: 0 to 70ºC Power Supplies 5.0V, 3.3V DC for the EML and Driver 3.3V DC for the PIN/TIA Low Power Consumption Tx Data 9.953Gb/s to 11.3Gb/s Data Rate C-Band DWDM wavelength CW Mode EML CML AC Coupled and terminated Signal Input LVTTL Tx_Dis Control Rx Data 9.953Gb/s to 11.3Gb/s Data Rate C-Band Wavelength CW Mode PIN/TIA Receiver CML AC Coupled Signal output LVTTL Rx_Los Supported Monitor and Control Functions LVTTL Module Deselect LVTTL MOD NR LVTTL MOD ABS LVTTL Interrupt LVTTL Tx_Disable LVTTL I 2 C Serial Clock Input LVTTL Powerdown/Reset Recommended Operating Conditions Parameter Symbol Min Typ Max Units Case Operating Temperature T case ºC Module Supply Voltage Module Supply Current V cc V V cc V I cc ma I cc ma Ordering Information Part Number Wavelength Case Operating Temperature LTX54XX-BC+ C-Band Wavelength 0ºC to 70ºC Page 1

2 Wavelength Guide Part No. (xx) Frequency (THz) Wavelength (nm) Part No. (xx) Frequency (THz) Wavelength (nm) LTX5421-BC LTX5441-BC LTX5422-BC LTX5442-BC LTX5423-BC LTX5443-BC LTX5424-BC LTX5444-BC LTX5425-BC LTX5445-BC LTX5426-BC LTX5446-BC LTX5427-BC LTX5447-BC LTX5428-BC LTX5448-BC LTX5429-BC LTX5449-BC LTX5430-BC LTX5450-BC LTX5431-BC LTX5451-BC LTX5432-BC LTX5452-BC LTX5433-BC LTX5453-BC LTX5434-BC LTX5454-BC LTX5435-BC LTX5455-BC LTX5436-BC LTX5456-BC LTX5437-BC LTX5457-BC LTX5438-BC LTX5458-BC LTX5439-BC LTX5459-BC LTX5440-BC LTX5460-BC Page 2

3 Absolute Maximum Ratings Parameter Symbol Min Max Units Notes Storage Ambient Temperature T stg ºC Exceeding the Absolute Maximum Ratings may Case Operating Temperature T case ºC cause irreversible damage to the device. The Relative Humidity - Storage RH S 0 95 % device is not intended to be operated under the Relative Humidity - Operating RH O 0 85 % condition of simultaneous Absolute Maximum Module Supply Voltage Ratings, a condition which may cause irreversible damage to the device. V CC V V CC V Absolute Maximum Ratings: Control Function Logic Levels Parameter Symbol Min Max Units Notes Tx_DISABLE Tx_Dis 0 V CC V Signal Ended LVTTL Input LOSS of SIGNAL Rx_LOS 0 V CC V Single Ended LVTTL Output Mod_Desel Mod_DS - V cc3 V Signal Ended LVTTL Input ~Interrupt ~INT 0 V CC V Single Ended LVTTL Output Mod_Abs Mod_Abs 0 V CC V Single Ended LVTTL Output Mod_NR Mod_NR 0 V CC V Single Ended LVTTL Output Powerdown/RST P_d/RST 0 V CC V Single Ended LVTTL Input I 2 C Serial Data SDA 0 V CC V Single Ended LVTTL I/O I 2 C Serial Clock SCL 0 V CC V Single Ended LVTTL Input Transmitter Electrical Characteristics Parameter Symbol Min Typ Max Units Conditions / Notes Differential data input swing V IN mv - Input differential impedance Z IN Ω T x_ DIS=HIGH(Transmitter OFF/DISABLED) V DIS V CC V LVTTL T x_ DIS=LOW(Transmitter ON/ENABLED) V EN V LVTTL Receiver Electrical Characteristics Parameter Symbol Min Typ Max Units Conditions / Notes Differential data output swing V OUT mv - Rx_LOS = HIGH (Receiver OFF / LOS) V dd V LVTTL(Note1) Rx_LOS = LOW (Receiver ON / NORMAL) V LVTTL Note1:V dd3 is host +3.3V power supply Page 3

4 Transmitter Optical Characteristics LTX54XX Parameter Symbol Min Typ Max Units Notes Transmit data rate S TX Gb/s Output Optical Power P out -3-3 dbm ITU-T G.691 Optical Wavelength λ Refer Table Wavelength Guide nm Order Information Center Wavelength Spacing GHz - Wavelength Tolerance (EOL) pm - Wavelength Tolerance (BOL) pm - Side Mode Suppression Ratio SSR min db - Spectral Line -20 db λ nm - Optical Extinction Ratio ER db ITU-T G.691 Dispersion Penalty at 800ps/nm db - Eye Diagram Compliant with ITU-T G.691 STM-64 eye mask Receiver Optical Characteristics LTX54XX Parameter Symbol Min Typ Max Units Notes Receiver data rate S RX Gb/s Receiver Sensitivity P IN dbm Note 1 Rx Optical Power (Saturated Input) P max dbm - Optical Center Wavelength λ C nm - Rx Reflectance RL db - Rx_Los of Signal Deassert P D dbm - Rx_Los of Signal Assert P A dbm - Rx_Los of Signal Hysteresis P Hy db - Note 1: Average received power where the BER = 10-12, measured with a NRZ test Page 4

5 2-Wire Serial Memory Map Wire Serial Address X(A0H) Digital Diagnostic Function 4 Byte Password Change 4 Byte Password Entry Page Select Byte Entry Reserved For Future Diagnostic Functions XFP MSA Serial ID Data Vendor Specific ID Data User EEPROM Data Vendor Specific Functions Reserved Table 00H Table 01H Table 02H Table 03H-7FH Table 80H-FFH 2-Wire Serial Digital Diagnostic Memory Map A/D Readout (Table A0H Byte 96~109) Byte Address Name Description Temperature Internally measured module temperature V Voltage Internally measured module 3.3V Voltage G Bias Current Internally measured 10G Tx Bias Current G Tx_Power Internally measured 10G Tx output power Rx_Power Internally measured Rx iutput power Reserved Reserved V Voltage Internally measured module 3.3V Voltage Page 5

6 Pin Assignment Pin Description Pin Symbol Description Note 1 GND Module Ground 2 VEE5 Optional -5.2V Power Supply (Not in use) NC 3 Mod_DeSel Module De-select; When held low allows module to respond to 2-wire serial interface 4 INTERRUPT Indicates presence of an important condition which can be read over the 2-wire serial interface. This pin is an open collector output and must be pulled-up to host VCC on the host board,low for Interrupt. 5 Tx_DIS Transmitter Disable; Turns off laser output when asserted high. 6 VCC5 +5V Power Supply 7 GND Module Ground 8 VCC3 +3.3V Power Supply 9 VCC3 +3.3V Power Supply 10 SCL 2-Wire Serial Interface Clock 1,2 11 SDA 2-Wire Serial Interface Data Line 1,2 12 MOD_ABS Indicates Module is present or not. Grounded in the Module 1 13 MOD_NR Module Not Ready; Indicating Module Operational Fault. High for a fault occurred 1 14 RX_LOS Receiver Loss Of Signal Indicator.Output high when the signal lost GND Module Ground 16 GND Module Ground 17 RD- Receiver Inverted Data Output 18 RD+ Receiver Non-Inverted Data Output 19 GND Module Ground 20 VCC2 +1.8V Power Supply (Not in use). NC 21 P_Down/RST Power down; When high, requires the module to limit power consumption to 1.5W or below. 2-Wire serial interface must be functional in the low power mode. Reset; The falling edge initiates a complete reset of the module including the 2-wire serial interface, equivalent to a power cycle. 22 VCC2 +1.8V Power Supply (Not in use). NC 23 GND Module Ground 1 Page 6

7 24 RefCLK+ Internally terminated to 50ohm(100ohm differential) NC 25 RefCLK- Internally terminated to 50ohm(100ohm differential) NC 26 GND Module Ground 27 GND Module Ground 28 TD- Transmitter Inverted Data Input 29 TD+ Transmitter Non-Inverted Data Input 30 GND Module Ground Notes: 1. Shall be pulled up with 4.7k-10k ohms to a voltage between 3.15V and 3.6V on the host board. 2. For information please refer to I2C standard. Electrical Interface XFP Module Host Board Tx_DATA (+) 50 Line CML 100 Tx_DATA ( - ) 50 Line Rx_DATA (+) 50 Line CML 100 Rx_DATA (-) 50 Line Vcc3 4.7k to 10kΩ Rx_ LOS INTERRUPT SDA Vcc3 4.7k to 10kΩ GND SCL MOD _ NR MOD_ ABS Tx _DIS MOD_DESEL P_DOWN/RST Page 7

8 XFP Connector Dimensions Page 8

9 Mechanical Dimensions (Structure A) Mechanical Dimensions (Structure B) MAX MIN 6.9± MAX 3MAX 70.9± ± ± MAX ± ± MAX 3MAX Dimensions are mm Tolerance ±0.2mm Dimensions are mm; Tolerance:±0.1mm; Page 9

10 EYE SAFETY The transceiver is a Class 1 eye-safe device according to FDA 21CFR and , IEC and IEC REQUIRED LABEL AND LASER EMISSION This device is labeled in accordance with FDA and IEC requirements for laser safety. ELECTROMAGNETIC INTERFERENCE (EMI), IMMUNITY AND PRODUCT SAFETY REQUIRED LABEL The transceiver is ESD safe (electrical pins) when tested according to MIL-STD-883, Method and ESD safe (optical connector) when tested according to IEC The device is immune to strong RF fields when tested in accordance with IEC The device complies with (US) FCC, Part 15, Subpart J; (Europe) CENELEC EN 55022; (Canada) Class B (CISPR22A); and (Japan) VCCI Class 1. The device has been designed to conform to product safety requirements including UL1950, CSA 22.2, and IEC 60950, and has been designed to meets the flammability requirements of UL94. NOTICE Indication of laser aperture Tx/Rx and beam LASER EMISSION FDA Complies with 21 CFR and Top View IEC Class 1 Laser Device The factory has made all adjustments to this device prior to shipment. No adjustments or modifications to the device are required or permitted. Any adjustment, modification or tampering of the device voids the product warranty. The US Food and Drug Administration may consider that any adjustment or modification to this device is an act of manufacturing and therefore will require that the device be recertified in accordance with 21 CFR LASER RADIATION INFORMATION Wavelength C-Band FDA Total Pout: 7mm aperture at 20cm distance < 790µwatts IEC Total Pout: 7mm aperture at 14cm distance < 10,000µwatts Beam Divergence 17.25º Page 10

11 Global Sales Offices Asia China Headquarter Hisense Broadband Multimedia Technology Add: 204, Yan An 3 Road, Qingdao, China Tel: Fax: Post: WS: hbmt.hisense.com North America USA Headquarter Hisense Broadband,Inc. 800 West Fifth Avenue, Suite 201A, Naperville, Illinois Tel: 1 (630) Fax: 1 (630) EM: Sales@hisensebroadband.com WS: Page 11