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1、DS_BL1551-SPDT Analog Switch(EN,V1.0) 2.7 Low Voltage SPDT Analog Switch in 6-pin SOT363 FeaturesWide Power Supply Range: 1.8V to 5.5V High Bandwidth: 300MHz High Off-Isolation:84dB at 1MHz 51dB at 10MHzOn-Resistance: 2.7(typ) at 5.0V Fast Switching Timet on = 12.0ns; t off = 5.0ns TTL/CMOS Compatib
2、le Break-Before-Make Switching Rail-to-Rail Signal Range Operation Temperature Range:-40 to 85Lead (Pb) Free SOT363-6 PackageApplicationsWireless Handsets MP3 PlayersPortable Electronic Devices Relay Replacement PDAsAudio & Video Signal Routing PCMCIA Cards Computer Peripherals ModemsPin Configurati
3、onE NB VCCBA1GND A2 The BL1551 is a Single Wide-Bandwidth, fast single-pole double-throw (SPDT) CMOS switch featuring an On-Resistance of 2.7 ohm at V CC =5.0V and wide power supply range from 1.8V to 5.5V. It can be used as an analog switch or as a low-delay bus switch. The 300MHz high bandwidth pe
4、rformance supports the high frequency application.Break-before-make function for both parts eliminates signal disruption during switching from preventing both switches being enabled simultaneously.A1A2E NB VCC B Function Table ENB Function 1A1 Connected to B 0 A2 Connected to B Pin DescriptionPin Na
5、meType Description VCC PWR Power Supply GND Ground Ground B Input/Output Data Port A1Input/Output Data Port A2 Input/OutputData Port ENBInputLogic Control SignalSSS: production idABSOLUTE MAXIMUM RATINGSParameter Symbol Min Max Units DC Supply Voltage V CC-0.3 6 VDC Switch Voltage V A1/ V A2/ V B-0.
6、3 V SUP + 0.3 VDC Input Voltage V ENB-0.3 V SUP + 0.3 VContinuous Current I(A1/A2/B)-200 +200 mAPeak Current(1)I PEAK(A1/A2/B)-300 +300 mA Operating Temperature Range T A-40 85Notes:(1) Pulsed at 1ms, 50% duty circle(2) Stress beyond above listed “Absolute Maximum Ratings” may lead permanent damage
7、to the device.These are stress ratings only and operations of the device at these or any other conditions beyond those indicated in the operational sections of the specifications are not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability.(3) Co
8、ntrol input(V ENB) must be held HIGH or LOW, and mustnt be floated.RECOMMENDED OPERATING CONDITIONSDC Supply Voltage (V CC) .1.8V to 5.5VSwitch Input Voltage (V S) .0V to V CCControl Input Voltage (V ENB). 0V to V CCOperation Temperature (TA).-40 to +85ORDERING INFORMATIONMODELPIN-PACKAGESPECIFIEDTE
9、MPERATURERANGEPACKAGEMARKINGPACKAGEOPTIONBL1551 SOT363 - 6 - 40C to +85C Asss (1) Tape and Reel, 3000WHERE(1):“sss” IS 3 DIGITS PRODUCTION IDSIZE OF ALL OTHER CHARACTERS = 20 milCOLOUR: LASER MARKINGDC ELECTRICAL CHARACTERISTICS +2.7V SupplyGuaranteed Limit Parameter Symbol ConditionsMin. Typ.(1)Max
10、.UnitAnalog SwitchAnalog Signal Range V A1/V A2/V B0 V CC V A1 On-Resistance R ON(A1)V CC = 2.7V; I B =-10mA ; V A1=1.5V 5.5 ?A2 On-Resistance R ON(A2)V CC = 2.7V; I B =-10mA ; V A2 =1.5V 5.5 ?A1 On-Resistance Flatness(2)R FLAT(A1)V CC = 2.7V; I B =-10mA ; V A1 =1.5V 2.3 ?A2 On-Resistance Flatness(2
11、)R FLAT(A2)V CC = 2.7V; I B =-10mA ; V A2 =1.5V 2.3 ?On-Resistance Match BetweenChannels(3)R ONV CC = 2.7V; I B =-10mA ;V A2 /V A1=1.50.15 1 ?A1 or A2 Off Leakage Current I OFF(A1) orI OFF(A2)V CC = 3.6V; V A1 or V A2 = 3V, 0.3V;V B = 0.3V, 3 V0.01 1 uAB On Leakage Current I ON(B)V CC = 3.6V; V A1 o
12、r V A2 = 3.3V, 0.3V;V B = 0.3V, 3.3 V or floating0.01 1 uADigital I/OInput Voltage High V IH Minimum High Level Input Voltage 1 V Input Voltage Low V IL Maximum Low Level Input Voltage 0.5 V Input Leakage Current I ENB V ENB = 0 or Vcc 0.01 1 uANote:(1) Typical characteristics are at +3V supply and
13、+25C(2) Flatness is defined as the difference between the maximum and minimum value of on resistance asmeasured over the specified analog signal ranges.(3) R ON= R ON(MAX) - R ON(MIN), between A1 and A2 .DYNAMIC CHARACTERISTICS +2.7V SupplyGuaranteed Limit ParameterSymbolConditionsMin. Typ. (1)Max.U
14、nitAC ELECTRICAL CHARACTERISTICSTurn-On Timet ONV CC = 2.7V; V A1 or V A2 = 1.5V, R L = 300?; C L = 35pF, V IH =1.5V,V IL =0V17.0 nsTurn-Off Time t OFF V CC = 2.7V; V A1 or V A2 = 1.5V, R L = 300?; C L = 35pF, V IH =1.5V,V IL =0V 9.0 nsBreak-Before-Make Time t BBM V CC = 2.7V; V A1 or V A2 = 1.5V,R
15、L = 300?; C L = 35pF15.0 ns NC OFF Capacitance C OFF(A1) f = 1MHz 5.5 pF NO OFF Capacitance C OFF(A2) f = 1MHz 5.5 pF NC ON Capacitance C ON(A1) f = 1MHz 15.5 pF NO ON CapacitanceC ON(A2)f = 1MHz 15.5 pFADDITIONAL APPLICATION CHARACTERISTICS3dB Bandwidth f 3dB Signal = 0dBm, R L = 50?, C L = 5pF 300
16、 MHz f = 1MHz -84 dB Off Isolation (2) V IsoR L = 50?, C L = 5pF, Signal = 0dBmf =10MHz -51 dBSupplyPower Supply RangeV cc 1.8 5.5VNote:(1) Typical characteristics are at +3V supply and 25C (2) Off Channel Isolation = 20log 10 (V A1A2)/V B DC ELECTRICAL CHARACTERISTICS +5.0V SupplyGuaranteed Limit P
17、arameter Symbol ConditionsMin. Typ.(1)Max.UnitAnalog SwitchAnalog Signal Range V A1/V A2/V B0 V CC V A1 On-Resistance R ON(A1)V CC = 5.0V; I B =-10mA ; V A1=3.5V 2.7 ?A2 On-Resistance R ON(A2)V CC = 5.0V; I B =-10mA ; V A2 =3.5V 2.7 ?A1 On-Resistance Flatness(2)R FLAT(A1)V CC = 5.0V; I B =-10mA ; V
18、A1=3.5V 0.8 ?A2 On-Resistance Flatness(2)R FLAT(A2)V CC = 5.0V; I B =-10mA ; V A2 =3.5V 0.8 ?On-Resistance Match BetweenChannels(3)R ONV CC = 5.0V; I B =-10mA ;V A2 /V A1=3.50.15 ?A1 or A2 Off Leakage Current I OFF(A1) orI OFF(A2)V CC = 5.5V; V NO or V NC = 4.5V, 1.0V;V COM = 1.0V, 4.5 V0.01 1 uAB O
19、n Leakage Current I ON(B)V CC = 5.5V; V A1 or V A2 = 4.5V, 1.0V;V B = 1.0V, 4.5 V or floating0.01 1 uADigital I/OInput Voltage High V IH Minimum High Level Input Voltage 1 V Input Voltage Low V IL Maximum Low Level Input Voltage 0.5 V Input Leakage Current I ENB V ENB = 0 or Vcc 0.01 1 uANote:(1) Ty
20、pical characteristics are at +5.0V supply and +25C(2) Flatness is defined as the difference between the maximum and minimum value of on resistance asmeasured over the specified analog signal ranges.(3) R ON= R ON(MAX) - R ON(MIN), between A1 and A2 .DYNAMIC CHARACTERISTICS +5.0V SupplyGuaranteed Lim
21、it ParameterSymbolConditionsMin. Typ. (1)Max.UnitAC ELECTRICAL CHARACTERISTICSTurn-On Timet ONV CC = 5.0V; V A1 or V A2 = 3.0V, R L = 300?; C L = 35pF, V IH =1.5V,V IL =0V12.0 nsTurn-Off Time t OFF V CC = 5.0V; V A1 or V A2 = 3.5V, R L = 300?; C L = 35pF, V IH =1.5V,V IL =0V 5.0 nsBreak-Before-Make
22、Time t BBM V CC = 5.0V; V A1 or V A2 = 3.5V,R L = 300?; C L = 35pF8.5 ns NC OFF Capacitance C OFF(A1) f = 1MHz 5.5 pF NO OFF Capacitance C OFF(A2) f = 1MHz 5.5 pF NC ON Capacitance C ON(A1) f = 1MHz 15.5 pF NO ON CapacitanceC ON(A2)f = 1MHz 15.5 pFADDITIONAL APPLICATION CHARACTERISTICS3dB Bandwidth
23、f 3dB Signal = 0dBm, R L = 50?, C L = 5pF 300 MHz f = 1MHz -84 dB Off Isolation (2) V IsoR L = 50?, C L = 5pF, Signal = 0dBmf =10MHz -51 dBSupplyPower Supply RangeV cc 1.8 5.5VNote:(1) Typical characteristics are at +5.0V supply and 25C (2) Off Channel Isolation = 20log 10 (V A1A2)/V B TEST SETUP CI
24、RCUITSVFigure1. Test Circuit for On ResisterFigure2. Test Circuit for BandwidthFigure3. Test Circuit for Off IsolationTest Circuit 4. Test Circuit for Switch TimesTest Circuit 5. Test Circuit for Break-Before-Make Time Delay, t DPACKAGE OUTLINE DIMENSIONS (SOT363-6) SOT363-6Dimensions in Millimeters
25、 Dimensions in Inches SymbolMin Max Min MaxA 0.900 1.100 0.035 0.043A1 0.000 0.100 0.000 0.004 A2 0.900 1.000 0.035 0.039b 0.150 0.350 0.006 0.014c 0.080 0.150 0.003 0.006D 2.000 2.200 0.079 0.087E 1.150 1.350 0.045 0.053E1 2.150 2.450 0.085 0.096e 0.650TYP 0.026TYPe1 1.200 1.400 0.047 0.055 L 0.525REF 0.021REFL1 0.260 0.460 0.010 0.018 0808