Apejuwe
HDV`s SFP24- (G) T Ejò Kekere Fọọmù Pluggable (SFP) transceivers jẹ iṣẹ giga, iye owo to munadoko module ni ibamu pẹlu Gigabit Ethernet ati 1000- BASE-T awọn ajohunše bi pato ninu IEEE 802. 3-2002 ati IEEE 802.3ab, eyi ti o pese 1000Mbps data- oṣuwọn to 100 mita de lori unshielded alayidayida-bata ẹka 5 USB. Module naa ṣe atilẹyin 1000 Mbps ni kikun awọn ọna asopọ data-duplex pẹlu awọn ifihan agbara Pulse Amplitude Modulation (PAM) ipele 5. Gbogbo awọn orisii mẹrin ninu okun naa ni a lo pẹlu oṣuwọn aami ni 250Mbps lori bata kọọkan. Module naa n pese alaye ID ni tẹlentẹle boṣewa ni ibamu pẹlu SFP MSA, eyiti o le wọle pẹlu adirẹsi A0h nipasẹ ilana 2wire tẹlentẹle CMOS EEPROM. IC ti ara tun le wọle nipasẹ ọkọ akero ni tẹlentẹle 2wire ni adirẹsi A0h.
Pin Awọn itumọ
Pin aworan atọka
Awọn akọsilẹ:
1. Ifarada aago jẹ +/- 50 ppm
2. Nipa aiyipada, ROCS12- (G) T jẹ ẹrọ ile oloke meji ni kikun ni ipo oluwa ti o fẹ
3. Iwari adakoja aifọwọyi ti ṣiṣẹ. Okun adakoja ita ko nilo
4. 1000 BASE-T isẹ nbeere ogun eto lati ni ohun SGMII ni wiwo pẹlu ko si asaju, ati module PHY lati wa ni tunto fun Ohun elo Akọsilẹ AN-2036. Pẹlu SERDES ti ko ṣe atilẹyin SGMII, module naa yoo ṣiṣẹ ni 1000BASE-T nikan.
Awọn pato Ayika
Tabili6. Ayika ni pato
| Ayika Awọn pato | ||||||
| Paramita | Aami | Min | Iru | O pọju | Awọn ẹya | Awọn akọsilẹ / Awọn ipo |
| Awọn iwọn otutu ti nṣiṣẹ | Oke | 0 |
| 70 | °C | Iwọn otutu ọran |
| Ibi ipamọ otutu | Tsto | -40 |
| 85 | °C | Ibaramu otutu |
Awọn itọkasi
1. Gigabit Interface Converter (SFP) Transceiver Olona-Orisun Adehun (MSA),
2. IEEE Std 802.3, 2002 Edition. IEEE Standards Department, 2002.
3. "AT24C01A / 02/04/08/16 2-Wire Serial CMOS E2PROM", Atmel Corporation.
4. "Alaska Ultra 88E1111 Integrated 10/100/1000 Gigabit àjọlò Transceiver", Marvell Corporation.
Mechanical pato
Ẹgbẹ-ogun ti SFP24- (G) T ni ibamu si awọn pato ẹrọ ti a ṣe ilana ni SFP MSA1. Ni iwaju ìka ti SFP (apakan extending kọja awọn oju awo ti awọn ogun) ni o tobi lati gba awọn RJ-45 asopo.
Awọn itọkasi
1. Kekere Fọọmù ifosiwewe Pluggable (SFP) Transceiver Olona-Orisun Adehun (MSA),
2. IEEE Std 802.3, 2002 Edition. IEEE Standards Department, 2002.
3. "AT24C01A / 02/04/08/16 2-Wire Serial CMOS E2PROM", Atmel Corporation.
Alaye ibere
| Nọmba apakan | Ṣiṣẹ Case otutu |
| SFP24-GT | 10/100/1000Mbps, wiwo SGMII, Ejò SFP pẹlu latch orisun omi |
| SFP24-T | 1000Mbps nikan, wiwo SERDES, Ejò SFP pẹlu latch orisun omi |
Olubasọrọ
Tẹli:+86-755-86000116 Imeeli:tita @hdv-tech.comAyelujara:www.hdv-ẹrọ.com
Pin Awọn apejuwe
| Pin | Orukọ ifihan agbara | Apejuwe | Pulọọgi Seq. | Awọn akọsilẹ |
| 1 | VEET | Ilẹ Atagba | 1 | |
| 2 | TX Àṣìṣe | Atọka Aṣiṣe Atagba | 3 | Akiyesi1 |
| 3 | TX MU | Pa Atagba | 3 | Akiyesi2 |
| 4 | MOD_DEF(2) | SDA Serial Data Signal | 3 | Akiyesi3 |
| 5 | MOD_DEF(1) | SCL Serial Aago ifihan agbara | 3 | Akiyesi3 |
| 6 | MOD_DEF(0) | Iye owo ti TTL | 3 | Akiyesi3 |
| 7 | Oṣuwọn Yiyan | Ko Sopọ | 3 | |
| 8 | LOS | Isonu ti ifihan agbara | 3 | Akiyesi 4 |
| 9 | VEER | Ilẹ olugba | 1 | |
| 10 | VEER | Ilẹ olugba | 1 | |
| 11 | VEER | Ilẹ olugba | 1 | |
| 12 | RX- | Inv. Ti gba Data Jade | 3 | Akiyesi 5 |
| 13 | RX+ | Ti gba Data Jade | 3 | Akiyesi 5 |
| 14 | VEER | Ilẹ olugba | 1 | |
| 15 | VCCR | Olugba Agbara Ipese | 2 | |
| 16 | VCCT | Atagba Power Ipese | 2 | |
| 17 | VEET | Ilẹ Atagba | 1 | |
| 18 | TX+ | Gbigbe Data Ni | 3 | Akiyesi 6 |
| 19 | TX- | Inv. Gbigbe Data Ni | 3 | Akiyesi 6 |
| 20 | VEET | Ilẹ Atagba | 1 |
Awọn akọsilẹ:
Pulọọgi Seq .: Pinpin ifaramọ ọkọọkan nigba ti o gbona plugging.
1) TX Fault jẹ iṣelọpọ olugba ṣiṣi, eyiti o yẹ ki o fa soke pẹlu 4.7k ~ 10kΩ resistor lori igbimọ agbalejo si foliteji laarin 2.0V ati Vcc + 0.3V. Logic 0 tọkasi iṣẹ ṣiṣe deede; kannaa 1 tọkasi a lesa ẹbi ti diẹ ninu awọn iru. Ni ipo kekere, abajade yoo fa si kere ju 0.8V.
2) TX Disable jẹ titẹ sii ti o lo lati tii iṣẹjade opitika atagba silẹ. O ti fa soke laarin module pẹlu 4.7 ¨C 10 K resistor. Awọn ipinlẹ rẹ ni:
Kekere (0 si 0.8V): Atagba lori
(> 0.8, <2.0V): Aisọye
Ga (2.0 to 3.465V): Atagba alaabo
Ṣii: Alaabo Atagba
3) Mod-Def 0,1,2. Awọn wọnyi ni awọn pinni asọye module. Wọn yẹ ki o fa soke pẹlu 4.7K si 10K resistor lori igbimọ agbalejo. Foliteji fifa soke yoo jẹ VccT tabi VccR
Mod-Def 0 ti wa ni ipilẹ nipasẹ module lati fihan pe module naa wa
Mod-Def 1 jẹ laini aago ti wiwo ni tẹlentẹle waya meji fun ID ni tẹlentẹle
Mod-Def 2 jẹ laini data ti wiwo ni tẹlentẹle waya meji fun ID ni tẹlentẹle
4) LOS (Ipadanu ti Ifihan) jẹ olugba-iṣiro / iṣelọpọ ṣiṣan, eyiti o yẹ ki o fa soke pẹlu 4.7K si 10K resistor. Fa foliteji laarin 2.0V ati VccT, R + 0.3V. Nigbati o ba ga, iṣẹjade yii tọkasi agbara opitika ti o gba ni isalẹ ifamọ olugba ọran ti o buru julọ (gẹgẹbi asọye nipasẹ boṣewa ni lilo). Kekere tọkasi iṣẹ ṣiṣe deede. Ni ipo kekere, abajade yoo fa si <0.8V.
5) RD-/+: Iwọnyi jẹ awọn abajade olugba iyatọ. Wọn jẹ AC pọ pẹlu awọn laini iyatọ 100 eyiti o yẹ ki o fopin si pẹlu 100 (iyatọ) ni olumulo SERDES.
6) TD-/+: Iwọnyi jẹ awọn igbewọle atagba iyatọ. Wọn ti wa ni AC-sopo, iyato ila pẹlu 100 iyato ifopinsi inu awọn module.
+3.3V folti Electrical Power Interface
SFP24-(G) T ni iwọn foliteji igbewọle ti + 5V +/- 5%. Awọn 3.3V o pọju foliteji ti wa ni ko gba ọ laaye fun lemọlemọfún isẹ ti.
Table 1. +3.3VFolti itanna ni wiwo
| +3.3V folti Electrical Power Interface | ||||||
| Paramita | Aami | Min | Iru | O pọju | Awọn ẹya | Awọn akọsilẹ / Awọn ipo |
| Ipese Lọwọlọwọ | Is | 320 | 375 | mA | 1.2W max agbara lori iwọn kikun ti foliteji ati iwọn otutu. Wo akiyesi akiyesi ni isalẹ | |
| Input Foliteji | Vcc | 3.13 | 3.3 | 3.47 | V | Tọkasi si GND |
| O pọju Foliteji | Vmax | 4 | V | |||
| Igbaradi Lọwọlọwọ | Isurge | 30 | mA | Pulọọgi gbigbona loke lọwọlọwọ ipo iduro. Wo akiyesi akiyesi ni isalẹ | ||
Išọra: Lilo agbara ati ṣiṣan lọwọlọwọ ga ju awọn iye pàtó lọ ninu SFP MSA
Awọn ifihan agbara Iyara kekere
MOD_DEF (1) (SCL) ati MOD_DEF (2) (SDA), ṣiṣi silẹ awọn ifihan agbara CMOS (wo apakan VII, “Ilana Ibaraẹnisọrọ Tẹlentẹle”). Mejeeji MOD_DEF(1) ati MOD_DEF(2) gbọdọ fa soke si host_Vcc.
Table 2. Awọn ifihan agbara-kekere, awọn abuda itanna
| Awọn ifihan agbara Iyara Kekere, Awọn abuda Itanna | |||||
| Paramita | Aami | Min | O pọju | Awọn ẹya | Awọn akọsilẹ / Awọn ipo |
| Ijade SFP LOW | VOL | 0 | 0.5 | V | 4.7k si 10k fa-soke si host_Vcc, wọn ni ẹgbẹ agbalejo ti asopo |
| Ijade ti SFP GA | VOH | ogun_Vcc – 0.5 | ogun_Vcc + 0.3 | V | 4.7k si 10k fa-soke si host_Vcc, wọn ni ẹgbẹ agbalejo ti asopo |
| SFP Inpu LOW | VIL | 0 | 0.8 | V | 4.7k si 10k fa-soke si Vcc, wọn ni ẹgbẹ SFP ti asopo |
| SFP Input ga | VIH | 2 | Vcc + 0.3 | V | 4.7k si 10k fa-soke si Vcc, wọn ni ẹgbẹ SFP ti asopo |
Ga-iyara Electrical Interface
Gbogbo awọn ifihan agbara-giga jẹ AC-pipapọ inu.
Table 3. Ga-iyara itanna ni wiwo, gbigbe laini-SFP
| Ga-iyara Electrical Ni wiwo Laini gbigbe-SFP | ||||||
| Paramita | Aami | Min | Iru | O pọju | Awọn ẹya | Awọn akọsilẹ / Awọn ipo |
| Igbohunsafẹfẹ ila | fL | 125 | MHz | 5-ipele fifi koodu, fun IEEE 802.3 | ||
| Imujade Ijade Tx | Zout, TX | 100 | Ohm | Iyatọ, fun gbogbo Awọn Igbohunsafẹfẹ laarin 1MHz ati 125MHz | ||
| Rx Input Impedance | Zin, RX | 100 | Ohm | Iyatọ, fun gbogbo Awọn Igbohunsafẹfẹ laarin 1MHz ati 125MHz | ||
Ni wiwo itanna iyara to gaju, agbalejo-SFP
Table 4. Ga-iyara itanna ni wiwo, ogun-SFP
| Atupa Itanna Iyara Giga, Olugbalejo-SFP | ||||||
| Paramita | Aami | Min | Iru | O pọju | Awọn ẹya | Awọn akọsilẹ / Awọn ipo |
| Gbigbe igbewọle data ti o pari ẹyọkan | Vinsing | 250 | 1200 | mV | Nikan pari | |
| Nikan pari data o wu golifu | Idibo | 350 | 800 | mV | Nikan pari | |
| Dide / Fall Time | Tr, Tf | 175 | psek | 20%-80% | ||
| Tx Input Impedance | Zin | 50 | Ohm | Nikan pari | ||
| Imudaniloju Ijade Rx | Zout | 50 | Ohm | Nikan pari | ||
Gbogbogbo Awọn alaye
Table 5. Gbogbogbo ni pato
| Gbogboogbo | ||||||
| Paramita | Aami | Min | Iru | O pọju | Awọn ẹya | Awọn akọsilẹ / Awọn ipo |
| Data Oṣuwọn | BR | 10 | 1,000 | Mb/aaya | IEEE 802.3 ni ibamu. Wo Awọn akọsilẹ 2 si 4 ni isalẹ | |
| USB Ipari | L | 100 | m | Ẹka 5 UTP. BER <10-12
| ||
l 1,25 Gigabit àjọlò lori Cat 5 okun
Awọn ẹka ọja
Kọ ifiranṣẹ rẹ nibi ki o si fi si wa