Zofunika: ♦ Kufikira 1.25Gb/s maulalo a data bi-directional ♦ Zolemba za SFP zowotchera pluggable ♦ Kutentha kwamilandu yotalikirapo (-40°C mpaka +85°C) ♦ Kutsekeredwa kwachitsulo kokwanira kwa EMI yotsika ♦ Kutaya mphamvu pang'ono ♦ Compact RJ -45 cholumikizira ♦ Zambiri zamalonda mu EEPROM ♦ +3.3V magetsi amodzi ♦ Kufikira ku IC wosanjikiza kudzera pa 2-waya seerial bus ♦ 10/100/1000 BASE-T ntchito m'makina olandirira okhala ndi mawonekedwe a SGMII ♦ Kugwirizana ndi SFP MSA ♦ Kugwirizana ndi IEEE Std 802.3TM-200 Mogwirizana ndi FCC 47 CFR Gawo 15, Kalasi B ♦ Ma Applications Ogwirizana ndi RoHS: ♦ 1.25 Gigabit Efaneti pa Mphaka 5 chingwe ♦ Sinthani/Rauta kuti Sinthani/Ulalo wa Router ♦ Liwiro lalikulu la I/O la seva za mafayilo Kufotokozera: JHA3401 10/100/1000BASE-T ndi transceiver yamkuwa ya SFP , gawo lotsika mtengo logwirizana ndi Gigabit Ethernet ndi Miyezo ya 10/100/1000BASE-T monga yafotokozedwera mu IEEE 802. 3-2002 ndi IEEE 802.3ab, yomwe imathandizira 10/100/1000Mbps data- rate mpaka 100 metres imafika pagulu 5 lopindika losatetezedwa. JHA3401 imathandizira 10/100/1000 Mbps maulalo athunthu aduplex okhala ndi ma sign a 5-level Pulse Amplitude Modula-tion (PAM). Mawiri onse anayi mu chingwe amagwiritsidwa ntchito ndi chizindikiro cha 250Mbps pawiri iliyonse. JHA3401 imapereka chidziwitso chokhazikika cha ID chogwirizana ndi SFP MSA, chomwe chitha kupezeka ndi adilesi ya A0h kudzera pa protocol ya 2-waya ya CMOS EEPROM. IC yakuthupi imathanso kupezeka kudzera pa 2-waya seri bus ku adilesi ACh. • SFP to Host Connector Pin Out Pin Signal Dzina Kufotokozera MSA Notes 1 VEET Transmitter ground (yofanana ndi malo olandirira) 2 TFAULT Transmitter Fault. Osagwiritsidwa ntchito Note 1 3 TDIS Transmitter Disable. PHY yoyimitsidwa pamwamba kapena yotsegula Note 2 4 MOD_DEF(2) Tanthauzo la Module 2. Mzere wa data wa Seri ID. Zindikirani 3 5 MOD_DEF (1) Tanthauzo la Module 1. Mzere wa wotchi wa Serial ID. Zindikirani 3 6 MOD_DEF (0) Module Tanthauzo 0. Zokhazikika mkati mwa gawoli. Zindikirani 3 7 Rate Sankhani Palibe kugwirizana kofunikira 8 LOS Kutayika kwa Signal - Kwapamwamba Kumasonyeza Kutayika kwa Signal Note 4 9 VEER Receiver Ground (yofala ndi transmitter ground) 10 VEER Receiver Ground (yomwe imapezeka ndi transmitter ground) 11 VEER Receiver Ground (yomwe imapezeka ndi ma transmitter ground) ) 12 RD- Receiver Yolowetsa DATA kunja. AC Coupled Note 5 13 RD+ Receiver DATA yosatembenuzidwa yatuluka. AC Coupled Note 5 14 VEER Receiver Ground (wamba ndi transmitter ground) 15 VCCR Receiver Power Supply Note 6 16 VCCT Transmitter Power Supply Note 6 17 VEET Transmitter Ground (Common with Receiver Ground) 18 TD + Transmitter Yopanda DATA Yopanda. Dziwani 7 19 TD- Transmitter Inverted DATA in. AC Coupled. Zindikirani 7 20 VEET Transmitter Ground(wamba ndi malo olandirira) Zolemba: 1. TX Kulakwitsa sikugwiritsidwa ntchito ndipo nthawi zonse kumangiriridwa pansi kupyolera mu 100 ohm resistor. 2. TX Lemekezani monga momwe tafotokozera mu MSA sikugwira ntchito ku module ya 1000BASE-T, koma imagwiritsidwa ntchito ngati chothandizira kuti mukhazikitsenso ASIC yamkati. Pini iyi imakokedwa mkati mwa module yokhala ndi 4.7 KW resistor. Pansi (0 - 0.8 V): Transceiver pa Pakati (0.8 V ndi 2.0 V): Undefined High (2.0 - 3.465 V): Transceiver mu kubwezeretsanso Kutsegula: Transceiver mu reset state 3. Mod-Def 0,1,2. Izi ndi zizindikiro za ma module. Ayenera kukokedwa ndi 4.7-10 KW resistor pa bolodi la alendo kuti apereke zochepa kuposa VCCT + 0.3 V kapena VCCR + 0.3 V. Mod Def 0 imangiriridwa pansi kupyolera mu 100 ohm resistor kusonyeza kuti gawoli liripo. . Mod-Def 1 ndi mzere wa wotchi wa mawonekedwe amtundu wa waya wosankha Mod-Def 2 ndi mzere wa data wa mawonekedwe a waya awiri osankha ID 4. LVTTL imagwirizana ndi ma voltage pazipita a 2.5V. Osagwiritsidwa ntchito pa HTSFP-24-111X 5. RD-/+: Izi ndi zotulutsa zolandirira zosiyana. Ndi mizere yosiyana ya 100 ohm yomwe iyenera kuthetsedwa ndi kusiyana kwa 100 ohm pa SerDes wogwiritsa ntchito. Kuphatikizika kwa ac kumachitika mkati mwa gawoli ndipo sikofunikira pa bolodi la alendo. Kusinthasintha kwamagetsi pamizere iyi kudzakhala pakati pa 370 ndi 2000 mV kusiyana (185 - 1000 mV imodzi yatha) ikatha bwino. Miyezo iyi imagwirizana ndi CML ndi LVPECL ma voltage switch. 6. VCCR ndi VCCT ndi zolandila ndi zotumizira magetsi. Amatanthauzidwa ngati 3.3 V ± 5% pa pini yolumikizira SFP. Kuchuluka kwaposachedwa ndi pafupifupi 300mA ndipo zomwe zimayenderana ndi kuthamanga kwapano sizikhala zopitilira 30 mA pamwamba pazikhazikika pambuyo pa 500 nanoseconds. 7. TD-/+: Awa ndi ma transmitter osiyanasiyana. Ndi mizere yophatikizika yophatikizika yokhala ndi ma 100 W masiyanidwe amtundu mkati mwa module. Kuphatikizika kwa ac kumachitika mkati mwa gawoli ndipo sikofunikira pa bolodi la alendo. Zolowetsazo zivomereza kusinthasintha kwa 500 - 2400 mV (250 -1200 mV single yatha), ngakhale tikulimbikitsidwa kuti mitengo yapakati pa 500 ndi 1200 mV kusiyana (250 - 600 mV imodzi yatha) igwiritsidwe ntchito bwino kwambiri pa EMI. Miyezo iyi imagwirizana ndi CML ndi LVPECL ma voltage switch. Chithunzi cha pini ya pini yolumikizira board board ndi mayina • +3.3V Volt Electrical Power Interface JHA3401 ili ndi ma voliyumu olowera a 3.3 V +/- 5%. Mphamvu yamagetsi ya 4 V siiloledwa kuti igwire ntchito mosalekeza. Chizindikiro cha Parameter Min. Zofanana Max. Ma Units Notes/Conditions Supply Current Ndi 320 375 mA 1.2W max mphamvu pamitundu yonse yamagetsi ndi kutentha. Onani chenjezo pansipa Input Voltage Vcc 3.13 3.3 3.47 V Yotchulidwa ku GND Surge Current Isurge 30 mA Hot plug pamwamba pa malo okhazikika. Onani chenjezo Chenjezo: Kugwiritsa ntchito mphamvu ndi machulukidwe amagetsi ndi apamwamba kuposa ma SFP MSA • Low-Speed ​​Signals MOD_DEF(1) (SCL) ndi MOD_DEF(2) (SDA), ndi ma sign a CMOS otsegula. Onse MOD_ DEF(1) ndi MOD_DEF(2) ayenera kukokedwa kuti host_Vcc. Chizindikiro cha Parameter Min. Max. Mayunitsi Notes/Conditions SFP Linanena bungwe LOW VOL 0 0.5 V 4.7k mpaka 10k kukokera mmwamba ku host_Vcc. SFP Output HIGH VOH host_Vcc -0.5 host_Vcc + 0.3 V 4.7k mpaka 10k kukokera kwa host_Vcc. Kulowetsa kwa SFP LOW VIL 0 0.8 V 4.7k mpaka 10k kukokera ku Vcc. SFP Input HIGH 2 Vcc + 0.3 VV 4.7k mpaka 10k kukoka mpaka Vcc. • High-Speed ​​Electrical Interface Zizindikiro zonse zothamanga kwambiri ndi AC-zophatikizidwa mkati. Transmission Line-SFP Parameter Symbol Min. Zofanana Max. Ma Units Notes/Conditions Line Frequency fL 125 MHz 5-level encoding, per IEEE 802.3 Tx Output Impedance Zout,TX 100 Ohm Differential Rx Input Impedance Zin,RX 100 Ohm Differential Host-SFP Parameter Symbol Min. Zofanana Max. Mayunitsi Mfundo / Mikhalidwe Kusinthasintha kwa data kamodzi komaliza Vinsing 250 1200 mV Kuyimitsa Kumodzi kutha Kutulutsa kwa data Kumodzi kutha Kuthamanga 350 100 800 mV Single end Rise/Fall Time Tr, Tf 175 psec 20% -80% Tx Input 500 Ohm Zin Impeda Zotulutsa Impedance Zout 50 Ohm Single yatha • General Specifications Parameter Symbol Min. Zofanana Max. Mayunitsi Notes/Conditions Data Rate BR 100 1,000 Mb/s IEEE 802.3 yogwirizana. Utali Wachingwe L 100 m Gulu 5 UTP. BER