參數(shù)資料
型號: SP3224EEA-L
廠商: Exar Corporation
文件頁數(shù): 7/23頁
文件大?。?/td> 0K
描述: IC TXRX RS232 ESD 20SSOP
標準包裝: 66
類型: 收發(fā)器
驅(qū)動器/接收器數(shù): 2/2
規(guī)程: RS232
電源電壓: 3 V ~ 5.5 V
安裝類型: 表面貼裝
封裝/外殼: 20-SSOP(0.209",5.30mm 寬)
供應商設備封裝: 20-SSOP
包裝: 管件
其它名稱: 1016-1092
5
Exar Corporation 48720 Kato Road, Fremont CA, 94538 50-668-707 www.exar.com
SP3224E,3225E,3226E,3227E_0_087
AutoOn-Line(existing)
Deviceenterslow-powermodeifreceiverinputsseelessthanvalid+/-3V.
STATUS(orINVALID)signaloutputindicatesifvalidsignalvoltageisat
receivers.
AutoOn-LinePlus(new)
Deviceenterslow-powermodeifdriverinputsorreceiverinputsseeno
transitionsfor30seconds.Returntofullpowermodeuponanytransitionon
anydriverinputorreceiverinput
Shutdownoccursevenifdatacableisconnectedtoanactivedriver,aslong
asallinputsremainunchanged
STATUS(orINVALID)signalfunctionsasbefore.Indicatesifvalidsignal
voltageispresent.Buthasnoeffectonshutdown
ForSP3224EtheENinputisreplacedwithaREADYoutput.READYdrives
highwhenchargepumpachievesgreaterthan-4VVss(V-).Indicates“ready
totransmit.”
shutdown,thechargepumpsareturnedoff.
V+chargepumpoutputdecaystoVCC,the
V-outputdecaystoGND.Thedecaytime
willdependonthesizeofcapacitorsused
forthechargepump.Onceinshutdown,the
timerequiredtoexittheshutdownstateand
havevalidV+andV-levelsistypically50μs.
When the SP3224E-SP3227E drivers and
internalchargepumparedisabled,thesup-
plycurrentisreducedto1μA.
OperatingMode
ONLINE
SHDN
|Rin| >
±2.7V
IdleInputs
(Rxin &
Txin)
Txout
Rxout
ForcedShutdown
X
0
X
Hi-Z
Active
ForcedOn-Line
X
Active
AutoOn-LinePlus
(Wakewhenactive)
0
X
Active
AutoOnLinePlus
(Off-Linewhenidle)
0
X
Idle>30s
Hi-Z
Active
AutoOn-LinePlus
(Wakeoncable)
STATUS
Yes
X
Active
AutoOn-LinePlus
(Wakewhenactive)
STATUS
No
Active
AutoOn-LinePlus
(Off-Linewhenidle)
STATUS
No
Idle>30s
Hi-Z
Active
AutoOn-Line
(Wakeoncable)
STATUS
Yes
X
Active
AutoOn-Line
(AutoShutoff)
STATUS
No
X
Hi-Z
Active
AutoOn-linePlusTruthTable
THEORy OF OPERATION
ComparisonofAutoOn-line Features
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相關代理商/技術參數(shù)
參數(shù)描述
SP3224EEA-L/TR 功能描述:RS-232接口集成電路 HIGH SPD INTELLIGENT +3V-+5.5V RS-232 RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
SP3224EEY-L 功能描述:RS-232接口集成電路 INTELLIGENT +3-+5.5V RS-232 AUTO ONLINE RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
SP3224EEY-L/TR 功能描述:RS-232接口集成電路 INTELLIGENT +3-+5.5V RS-232 AUTO ONLINE RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
SP3225ECA-L 功能描述:RS-232接口集成電路 1MBPS+3-+5.5V RS-232 AUTO ONLINE PLUS RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝:
SP3225ECA-L/TR 功能描述:RS-232接口集成電路 1MBPS+3-+5.5V RS-232 AUTO ONLINE PLUS RoHS:否 制造商:Exar 數(shù)據(jù)速率:52 Mbps 工作電源電壓:5 V 電源電流:300 mA 工作溫度范圍:- 40 C to + 85 C 安裝風格:SMD/SMT 封裝 / 箱體:LQFP-100 封裝: