SN74CB3Q3245RGYR 100% Tuntun & Atilẹba DC Si DC Ayipada & Yipada Chip Alakoso
Ọja eroja
| ORISI | Àpèjúwe |
| ẹka | Signal switcher, multiplexer, decoder |
| olupese | Texas Instruments |
| jara | 74CB |
| murasilẹ | Teepu ati awọn akojọpọ yiyi (TR) Apo teepu idabobo (CT) Digi-Reel® |
| Ipo ọja | Ti nṣiṣe lọwọ |
| iru | Bosi yipada |
| iyika | 8 x1:1 |
| Independent Circuit | 1 |
| Lọwọlọwọ - Ijade ga, kekere | - |
| Foliteji ipese orisun | Nikan ipese agbara |
| Foliteji - Ipese agbara | 2.3V ~ 3.6V |
| Awọn iwọn otutu ti nṣiṣẹ | -40°C ~ 85°C |
| Iru fifi sori ẹrọ | Dada alemora iru |
| Package / Ibugbe | 20-VFQFN fara pad |
| Encapsulation paati olùtajà | 20-VQFN (3.5x4.5) |
| Ọja titunto si nọmba | 74CB3Q3245 |
Ọja Ifihan
SN74CB3Q3245 jẹ iyipada ọkọ akero FET bandwidth giga-giga ni lilo fifa idiyele lati gbe foliteji ẹnu-bode ti transistor kọja, n pese resistance ON-ipinle kekere ati alapin (ron).Irẹwẹsi kekere ati alapin ON-ipinle ngbanilaaye fun idaduro itankale pọọku ati ṣe atilẹyin iyipada iṣinipopada-si-iṣinipopada lori awọn ebute data titẹ sii / o wu (I / O).Awọn ẹrọ tun ẹya kekere data I/O capacitance lati gbe capacitive ikojọpọ ati ifihan ipalọlọ lori awọn data akero.Ni pataki ti a ṣe apẹrẹ lati ṣe atilẹyin awọn ohun elo bandiwidi giga, SN74CB3Q3245 n pese ojutu wiwo iṣapeye ti o baamu fun awọn ibaraẹnisọrọ àsopọmọBurọọdubandi, Nẹtiwọọki, ati awọn ọna ṣiṣe iṣiro data-lekoko.
SN74CB3Q3245 ti wa ni ṣeto bi 8-bit akero yipada pẹlu kan nikan o wu-sise (OE \) igbewọle.Nigba ti OE \ wa ni kekere, akero yipada ON ati awọn A ibudo ti sopọ si B ibudo, gbigba bidirectional data sisan laarin awọn ebute oko.Nigbati OE \ ga, iyipada ọkọ akero PA ati ipo aibikita giga kan wa laarin awọn ebute A ati B.
Ẹrọ yii jẹ pato ni kikun fun awọn ohun elo-isalẹ apa kan nipa lilo Ioff.Ioff circuitry ṣe idilọwọ ibajẹ ẹhin sisan lọwọlọwọ nipasẹ ẹrọ nigbati o ba wa ni isalẹ.Ẹrọ naa ni ipinya nigba pipa.
Lati rii daju ipo impedance giga lakoko agbara soke tabi agbara si isalẹ, OE \ yẹ ki o so mọ VCC nipasẹ resistor pullup;iye ti o kere ju ti resistor jẹ ipinnu nipasẹ agbara mimu lọwọlọwọ ti awakọ.
Ọja Awọn ẹya ara ẹrọ
- Ona Data Bandiwidi Giga (Titi di 500 MHz↑)
- Ti o baamu ẹrọ IDTQS3VH384
- 5-V ọlọdun I/Os pẹlu Ẹrọ Agbara-soke tabi Agbara-isalẹ
- Kekere ati Alapin ON-State Resistance (ron) Awọn abuda Lori Iwọn Iṣiṣẹ (ron = 4ΩAṣoju)
- Yipada Rail-to-Rail lori Data I/O Ports Ṣiṣan Data Itọkasi, Pẹlu Idaduro Itankalẹ OdoIṣagbewọle Kekere/Agbajade Ijade Dinku Ikojọpọ ati Iparu ifihan agbara (Cio(PA) = 3.5 pF Aṣoju)
- 0- to 5-V Yipada Pẹlu 3.3-V VCC
- 0- to 3.3-V Yipada Pẹlu 2.5-V VCC
- Igbohunsafẹfẹ Yipada Yara (fOE= 20 MHz Max)
- Data ati Awọn igbewọle Iṣakoso Pese Awọn Diodes Dimole Undershoot
- Lilo Agbara Kekere (ICC = 1 mA Aṣoju)
- Iwọn Iṣiṣẹ VCC Lati 2.3 V si 3.6 V
- Data I/Os Atilẹyin 0 si 5-V Awọn ipele Ififihan ifihan (0.8-V, 1.2-V, 1.5-V, 1.8-V, 2.5-V, 3.3-V, 5-V)
- Awọn igbewọle Iṣakoso Le jẹ Ṣiṣe nipasẹ TTL tabi 5-V/3.3-V CMOS Awọn abajade
- Ioff ṣe atilẹyin Iṣiṣẹ Apa-Agbara-isalẹ Ipo
- Iṣe Latch-Up Ti kọja 100 mA Fun JESD 78, Kilasi II
- Idanwo Iṣe ESD Fun JESD 22 Ṣe atilẹyin Mejeeji Digital ati Awọn ohun elo Analog: Interface PCI, Interface Signal Interface, Interleaving Memory Interleaving, Bus Isolation, Low-Distortion Signal Gating
- 2000-V Awoṣe Ara Eniyan (A114-B, Kilasi II)
- 1000-V Awoṣe-Ẹrọ-agbara (C101)
Awọn anfani Ọja
- gbona isakoso ati overvoltage Idaabobo
Isakoso igbona jẹ ipenija pataki miiran fun awọn apẹẹrẹ ṣaja batiri.Gbogbo chirún ṣaja ni iriri idinku foliteji lakoko ilana gbigba agbara nitori itusilẹ ooru.Lati yago fun ibaje batiri tabi tiipa eto, ọpọlọpọ awọn ṣaja ṣafikun diẹ ninu ọna ẹrọ iṣakoso lati ṣakoso iṣelọpọ ooru.Awọn ẹrọ tuntun lo awọn imọ-ẹrọ esi fafa diẹ sii lati ṣetọju iwọn otutu ku nigbagbogbo ati ṣatunṣe idiyele lọwọlọwọ ni agbara tabi nipasẹ iṣiro ni iwọn iwọn si iyipada ni iwọn otutu ibaramu.Oye itetisi ti a ṣe sinu ngbanilaaye chirún ṣaja lọwọlọwọ lati dinku gbigba agbara lọwọlọwọ titi di iwọntunwọnsi igbona ati pe iwọn otutu ku yoo duro dide.Imọ-ẹrọ yii ngbanilaaye ṣaja lati gba agbara si batiri nigbagbogbo ni iwọn lọwọlọwọ ti o ṣeeṣe laisi fa ki eto naa ku, nitorinaa dinku akoko gbigba agbara batiri.Pupọ julọ awọn ẹrọ tuntun loni yoo tun ṣafikun ẹrọ idabobo apọju.
Ṣaja BQ25616JRTWR n pese ọpọlọpọ awọn ẹya aabo fun gbigba agbara batiri ati awọn iṣẹ eto, pẹlu ibojuwo iwọn otutu iwọn otutu odiwọn odi, aago aabo gbigba agbara ati apọju ati awọn aabo lọwọlọwọ.Ilana igbona dinku idiyele lọwọlọwọ nigbati iwọn otutu ipade ba kọja 110°C.Ijadejade STAT ṣe ijabọ ipo gbigba agbara ati awọn ipo aṣiṣe eyikeyi.
Awọn oju iṣẹlẹ elo
Chirún ṣaja batiri jẹ ti iru chirún iṣakoso agbara, iwọn ohun elo jẹ jakejado.Idagbasoke awọn eerun iṣakoso agbara jẹ pataki fun imudarasi iṣẹ ti gbogbo ẹrọ, yiyan awọn eerun iṣakoso agbara jẹ ibatan taara si awọn iwulo ti eto naa, lakoko ti idagbasoke awọn eerun iṣakoso agbara oni-nọmba tun nilo lati kọja idena idiyele.
BQ25616/616J jẹ iṣakoso idiyele batiri ipo 3-A yipada-pupọ ati ẹrọ iṣakoso ipa ọna eto fun sẹẹli kan ṣoṣo Li-Ion ati awọn batiri Li-polymer.Ojutu naa ti ni idapọpọ pupọ pẹlu titẹ sii iyipada-blocking FET (RBFET, Q1), iyipada ẹgbẹ giga FET (HSFET, Q2), iyipada kekere-ẹgbẹ FET (LSFET, Q3), ati batiri FET (BATFET, Q4) laarin eto ati batiri.Ọna agbara ikọlu kekere jẹ ki iṣẹ ṣiṣe ipo-yipada ṣiṣẹ, dinku akoko gbigba agbara batiri ati fa akoko ṣiṣe batiri pọ si lakoko ipele gbigba agbara.
BQ25616/616J jẹ iṣakoso idiyele batiri ipo 3-A yipada-pupọ ati ẹrọ iṣakoso ipa ọna agbara fun Li-ion ati awọn batiri Li-polymer.O ṣe ẹya gbigba agbara ni iyara pẹlu atilẹyin foliteji titẹ sii giga fun ọpọlọpọ awọn ohun elo pẹlu awọn agbohunsoke, ile-iṣẹ, ati awọn ẹrọ amudani iṣoogun.Ọna agbara impedance kekere rẹ ṣe iṣapeye iṣẹ ṣiṣe ipo-iyipada, dinku akoko gbigba agbara batiri, ati fa akoko ṣiṣe batiri pọ si lakoko ipele gbigba agbara.Foliteji titẹ sii rẹ ati ilana lọwọlọwọ n gba agbara gbigba agbara si batiri naa.
Ojutu naa ti ni idapọpọ pupọ pẹlu titẹ sii iyipada-blocking FET (RBFET, Q1), iyipada ẹgbẹ giga FET (HSFET, Q2), iyipada kekere-ẹgbẹ FET (LSFET, Q3), ati batiri FET (BATFET, Q4) laarin eto ati batiri.O tun ṣepọ diode bootstrap fun awakọ ẹnu-ọna ti o ga julọ fun apẹrẹ eto irọrun.Eto ohun elo ati ijabọ ipo n pese iṣeto ni irọrun lati ṣeto ojutu gbigba agbara.
