参数资料
型号: SP3226ECY-L
厂商: Exar Corporation
文件页数: 7/23页
文件大小: 0K
描述: IC TXRX RS232 ESD SD 16TSSOP
标准包装: 95
类型: 收发器
驱动器/接收器数: 1/1
规程: RS232
电源电压: 3 V ~ 5.5 V
安装类型: 表面贴装
封装/外壳: 16-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 16-TSSOP
包装: 管件
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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SP3226ECY-L/TR 功能描述:RS-232接口集成电路 INTELLIGENT +3-+5.5V RS-232 AUTO ONLINE RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装:
SP3226EEA-L 功能描述:RS-232接口集成电路 INTELLIGNET +3V-5.5V RS232 W/AUTO ON-LINE RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装:
SP3226EEA-L/TR 功能描述:RS-232接口集成电路 RS-232 Transceiver w/Auto On-Line Plus RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装:
SP3226EEY-L 功能描述:RS-232接口集成电路 INTELLIGENT +3-+5.5V RS-232 AUTO ONLINE RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装:
SP3226EEY-L/TR 功能描述:RS-232接口集成电路 INTELLIGENT +3-+5.5V RS-232 AUTO ONLINE RoHS:否 制造商:Exar 数据速率:52 Mbps 工作电源电压:5 V 电源电流:300 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:LQFP-100 封装: