|
| MOQ: | 10PCS |
| Price: | NEGOTIABLE |
| Standard Packaging: | 2000PCS/REEL |
| Delivery Period: | 2-3DAYS |
| Payment Method: | T/T, Western Union |
| Supply Capacity: | 80000PCS/WEEK |
TCA9548APWR Electronic Integrated Circuits Switch IC-Various 8-Ch I2C
Description
ThePCA9548Adevicehaseightbidirectionaltranslatingswitchesthatcan be controlledthroughthe I2C bus.The SCL/SDAupstreampair fansout toeightdownstreampairs,or channels.Any individualSCx/SDxchannelor combinationof channelscan beselected,determinedby thecontentsof theprogrammablecontrolregister.Thesedownstreamchannelscan be usedto resolveI2C slaveaddressconflicts.Forexample,if eightidenticaldigitaltemperaturesensorsare neededin the application,one sensorcan be connectedat eachchannel:0-7.The systemmastercan resetthe PCA9548Ain theeventof a time-outor otherimproperoperationbyassertinga low in the RESETinput.Similarly,thepower-onresetdeselectsall channelsand initializesthe I2C/SMBusstatemachine.AssertingRESETcausesthe sameresetandinitializationto occurwithoutpoweringdownthe part.Thisallowsrecoveryshouldonceof the downstreamI2C busesget stuckin a low state.The passgatesof the switchesare constructedsothat the VCCpin can be usedto limitthe maximumhigh voltage,whichis passedby the PCA9548A.Thisallowsthe use of differentbus voltageson eachpair,so that 1.8-V,2.5-Vor 3.3-Vpartscan communicatewith5-Vparts,withoutanyadditionalprotection.Externalpull-upresistorspullthe busup to thedesiredvoltagelevelfor eachchannel.All I/O pinsare 5-V tolerant
Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q2. What is your MOQ?
A: We provide you small MOQ for each item, it depends your specific order!
Q3. Do you test or check all your goods before delivery?
A: Yes, we have 100% test and check all goods before delivery.
Q4: How do you make our business long-term and good relationship?
A:We keep good quality and competitive price to ensure our customers benefit ;
We respect every customer as our friend and we sincerely do business and make friends with them,It's not something that can be replaced.
Q5: How to contact us?
A: Send your inquiry details in the below,Click "Send"Now!!!
|
|
| MOQ: | 10PCS |
| Price: | NEGOTIABLE |
| Standard Packaging: | 2000PCS/REEL |
| Delivery Period: | 2-3DAYS |
| Payment Method: | T/T, Western Union |
| Supply Capacity: | 80000PCS/WEEK |
TCA9548APWR Electronic Integrated Circuits Switch IC-Various 8-Ch I2C
Description
ThePCA9548Adevicehaseightbidirectionaltranslatingswitchesthatcan be controlledthroughthe I2C bus.The SCL/SDAupstreampair fansout toeightdownstreampairs,or channels.Any individualSCx/SDxchannelor combinationof channelscan beselected,determinedby thecontentsof theprogrammablecontrolregister.Thesedownstreamchannelscan be usedto resolveI2C slaveaddressconflicts.Forexample,if eightidenticaldigitaltemperaturesensorsare neededin the application,one sensorcan be connectedat eachchannel:0-7.The systemmastercan resetthe PCA9548Ain theeventof a time-outor otherimproperoperationbyassertinga low in the RESETinput.Similarly,thepower-onresetdeselectsall channelsand initializesthe I2C/SMBusstatemachine.AssertingRESETcausesthe sameresetandinitializationto occurwithoutpoweringdownthe part.Thisallowsrecoveryshouldonceof the downstreamI2C busesget stuckin a low state.The passgatesof the switchesare constructedsothat the VCCpin can be usedto limitthe maximumhigh voltage,whichis passedby the PCA9548A.Thisallowsthe use of differentbus voltageson eachpair,so that 1.8-V,2.5-Vor 3.3-Vpartscan communicatewith5-Vparts,withoutanyadditionalprotection.Externalpull-upresistorspullthe busup to thedesiredvoltagelevelfor eachchannel.All I/O pinsare 5-V tolerant
Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q2. What is your MOQ?
A: We provide you small MOQ for each item, it depends your specific order!
Q3. Do you test or check all your goods before delivery?
A: Yes, we have 100% test and check all goods before delivery.
Q4: How do you make our business long-term and good relationship?
A:We keep good quality and competitive price to ensure our customers benefit ;
We respect every customer as our friend and we sincerely do business and make friends with them,It's not something that can be replaced.
Q5: How to contact us?
A: Send your inquiry details in the below,Click "Send"Now!!!
