74V1T125 SINGLE BUS BUFFER (3-STATE) (cid:1) HIGHSPEED:tPD=3.5ns(TYP.)atVCC=5V (cid:1) LOWPOWERDISSIPATION: I =1µA(MAX.)atT =25°C CC A (cid:1) COMPATIBLEWITHTTLOUTPUTS: V =2V (MIN),V =0.8V(MAX) IH IL (cid:1) POWERDOWNPROTECTIONONINPUTS (cid:1) SYMMETRICALOUTPUTIMPEDANCE: SOT23-5L SOT323-5L |I |=I =8mA (MIN)atV =4.5V OH OL CC (cid:1) BALANCEDPROPAGATIONDELAYS: t ≅t ORDERCODES PLH PHL (cid:1) OPERATINGVOLTAGERANGE: PACKAGE T&R V (OPR)=4.5Vto5.5V CC SOT23-5L 74V1T125STR SOT323-5L 74V1T125CTR DESCRIPTION The74V1T125isanadvancedhigh-speedCMOS SINGLEBUSBUFFERfabricatedwithsub-micron Power down protection is provided on all inputs silicongateanddouble-layermetalwiringC2MOS and 0 to 7V can be accepted on inputs with no technology. regard to the supply voltage. This device can be 3-STATE control input G has to be set HIGH to usedtointerface5Vto3V. placetheoutputintothehighimpedancestate. PINCONNECTIONANDIECLOGICSYMBOLS April2004 1/10

74V1T125 INPUTEQUIVALENTCIRCUIT PINDESCRIPTION PINN° SYMBOL NAMEANDFUNCTION 1 1G OutputEnableInput 2 1A DataInput 4 1Y DataOutput 3 GND Ground(0V) 5 VCC PositiveSupplyVoltage TRUTHTABLE A G Y X H Z L L L H L H X:Don’tCare Z:HighImpedance ABSOLUTEMAXIMUMRATINGS Symbol Parameter Value Unit VCC SupplyVoltage -0.5to+7.0 V VI DCInputVoltage -0.5to+7.0 V VO DCOutputVoltage -0.5toVCC+0.5 V IIK DCInputDiodeCurrent -20 mA IOK DCOutputDiodeCurrent ±20 mA IO DCOutputCurrent ±25 mA ICCorIGND DCVCCorGroundCurrent ±50 mA Tstg StorageTemperature -65to+150 °C TL LeadTemperature(10sec) 300 °C AbsoluteMaximumRatingsarethosevaluesbeyondwhichdamagetothedevicemayoccur.Functionaloperationundertheseconditionsis notimplied RECOMMENDEDOPERATINGCONDITIONS Symbol Parameter Value Unit VCC SupplyVoltage 4.5to5.5 V VI InputVoltage 0to5.5 V VO OutputVoltage 0toVCC V Top OperatingTemperature -55to125 °C dt/dv InputRiseandFallTime(note1)(VCC=5.0±0.5V) 0to20 ns/V 1)V from0.8Vto2V IN 2/10

74V1T125 DCSPECIFICATIONS TestCondition Value Symbol Parameter V TA=25°C -40to85°C -55to125°C Unit CC (V) Min. Typ. Max. Min. Max. Min. Max. V HighLevelInput 4.5to 2 2 2 V IH Voltage 5.5 V LowLevelInput 4.5to 0.8 0.8 0.8 V IL Voltage 5.5 VOH HighLevelOutput 4.5 IO=-50µA 4.4 4.5 4.4 4.4 V Voltage 4.5 IO=-8mA 3.94 3.8 3.7 VOL LowLevelOutput 4.5 IO=50µA 0.0 0.1 0.1 0.1 V Voltage 4.5 IO=8mA 0.36 0.44 0.55 I HighImpedance OZ V =V orV OutputLeakage 5.5 I IH IL ±0.25 ±2.5 ±5.0 µA V =V orGND Current O CC I InputLeakage 0to ±0.1 ±1.0 ±1.0 µA I V =5.5VorGND Current 5.5 I I QuiescentSupply 1 10 20 µA CC Current 5.5 VI=VCCorGND +I AdditionalWorst OneInputat3.4V, 1.35 1.5 1.5 mA CC CaseSupply 5.5 otherinputatVCC Current orGND ACELECTRICALCHARACTERISTICS(Inputt =t =3ns) r f TestCondition Value Symbol Parameter V C TA=25°C -40to85°C -55to125°C Unit CC L (V) (pF) Min. Typ. Max. Min. Max. Min. Max. tPLH PropagationDelay 5.0(*) 15 3.5 6.0 1.0 7.0 1.0 8.0 t Time ns PHL 5.0(*) 50 3.8 6.5 1.0 7.5 1.0 8.5 tPLZ OutputDisable 5.0(*) 15 3.9 5.0 1.0 6.0 1.0 7.0 t Time ns PHZ 5.0(*) 50 4.3 7.0 1.0 8.0 1.0 9.0 tPZL OutputEnable 5.0(*) 15 4.3 7.0 1.0 8.0 1.0 9.0 ns tPZH Time 5.0(*) 50 4.7 7.5 1.0 8.5 1.0 9.5 (*)Voltagerangeis5.0V±0.5V 3/10

74V1T125 CAPACITIVECHARACTERISTICS TestCondition Value Symbol Parameter TA=25°C -40to85°C -55to125°C Unit Min. Typ. Max. Min. Max. Min. Max. CIN InputCapacitance 4 10 10 10 pF C Output OUT 5 pF Capacitance C PowerDissipation PD Capacitance 14 pF (note1) 1)C isdefinedasthevalueoftheIC’sinternalequivalentcapacitancewhichiscalculatedfromtheoperatingcurrentconsumptionwithout PD load.(RefertoTestCircuit).Averageoperatingcurrentcanbeobtainedbythefollowingequation.I =C xV xf +I CC(opr) PD CC IN CC TESTCIRCUIT TEST SWITCH tPLH,tPHL Open t ,t V PZL PLZ CC tPZH,tPHZ GND CL=15/50pForequivalent(includesjigandprobecapacitance) R1=1KΩ orequivalent RT=ZOUTofpulsegenerator(typically50Ω) 4/10

74V1T125 WAVEFORM 1:PROPAGATIONDELAYS(f=1MHz;50% dutycycle) WAVEFORM 2:OUTPUTENABLE ANDDISABLE TIME(f=1MHz; 50% dutycycle) 5/10

74V1T125 SOT23-5L MECHANICAL DATA mm. mils DIM. MIN. TYP MAX. MIN. TYP. MAX. A 0.90 1.45 35.4 57.1 A1 0.00 0.10 0.0 3.9 A2 0.90 1.30 35.4 51.2 b 0.35 0.50 13.7 19.7 C 0.09 0.20 3.5 7.8 D 2.80 3.00 110.2 118.1 E 1.50 1.75 59.0 68.8 e 0.95 37.4 H 2.60 3.00 102.3 118.1 L 0.10 0.60 3.9 23.6 . 7049676C 6/10

74V1T125 SOT323-5L MECHANICAL DATA mm. mils DIM. MIN. TYP MAX. MIN. TYP. MAX. A 0.80 1.10 31.5 43.3 A1 0.00 0.10 0.0 3.9 A2 0.80 1.00 31.5 39.4 b 0.15 0.30 5.9 11.8 C 0.10 0.18 3.9 7.1 D 1.80 2.20 70.9 86.6 E 1.80 2.40 70.9 94.5 E1 1.15 1.35 45.3 53.1 e 0.65 25.6 e1 1.3 51.2 L 0.10 0.30 3.9 11.8 7/10

74V1T125 Tape & Reel SOT23-xL MECHANICAL DATA mm. inch DIM. MIN. TYP MAX. MIN. TYP. MAX. A 180 7.086 C 12.8 13.0 13.2 0.504 0.512 0.519 D 20.2 0.795 N 60 2.362 T 14.4 0.567 Ao 3.13 3.23 3.33 0.123 0.127 0.131 Bo 3.07 3.17 3.27 0.120 0.124 0.128 Ko 1.27 1.37 1.47 0.050 0.054 0.0.58 Po 3.9 4.0 4.1 0.153 0.157 0.161 P 3.9 4.0 4.1 0.153 0.157 0.161 8/10

74V1T125 Tape & Reel SOT323-xL MECHANICAL DATA mm. inch DIM. MIN. TYP MAX. MIN. TYP. MAX. A 175 180 185 6.889 7.086 7.283 C 12.8 13 13.2 0.504 0.512 0.519 D 20.2 0.795 N 59.5 60 60.5 2.362 T 14.4 0.567 Ao 2.25 0.088 Bo 2.7 0.106 Ko 1.2 0.047 Po 3.9 4 4.1 0.153 0.157 0.161 P 3.8 4 4.2 0.149 0.157 0.165 9/10

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