1PS7007K 08/27/2010
Block Diagram
PI49FCT805T
PI49FCT2805T
Fast CMOS Clock Driver/Buffer
Features
• Extremelylowoutputskew:0.5ns
• Monitoroutputpin
• ClockbusingwithHi-Zstatecontrol
• TTLinputandCMOSoutputcompatible
• Extremelylowstaticpower(1mW,typ.)
• Hysteresisonallinputs
• Devicemodelsavailableonrequest
• IndustrialOperationat-40ºCto+85ºC
• Packaging(Pb-free&Green):
–20-pin209-milwideSSOP(H)
–20-pin300-milwideSOIC(S)
–20-pin150-milwideQSOP(Q)
Description
PericomSemiconductor’sPI49FCT805TandPI49FCT2805T
arenon-invertingclockdrivers.Eachclockdriverconsistsof
twobanksofdrivers,drivingveoutputseachfromastandard
TTL-compatibleCMOSinput.
ThePI49FCT2805Tfeaturesa25-Ohmon-chipresistorfor
lowernoise.
Pin Conguration
OEB
INAOA0–4
INB
OEA
OB0–4
MON
5
5
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
VccA
OA0
OA1
OA2
GNDA
OA3
OA4
GNDB
OEA
INA
VccB
OB0
OB1
OB2
GNDB
OB3
OB4
MON
OEB
INB
10-0208
2PS7007K 08/27/2010
PI49FCT805T
PI49FCT2805T
Fast CMOS Clock Driver/Buffer
Maximum Ratings
(Abovewhichtheusefullifemaybeimpaired.Foruserguidelines,nottested.)
Note:
StressesgreaterthanthoselistedunderMAXIMUM
RATINGSmaycausepermanentdamagetothedevice.
Thisisastressratingonlyandfunctionaloperationof
thedeviceattheseoranyotherconditionsabovethose
indicatedintheoperationalsectionsofthisspecication
isnotimplied.Exposuretoabsolutemaximumrating
conditionsforextendedperiodsmayaffectreliability.
StorageTemperature............................................................... –65°Cto+150°C
AmbientTemperaturewithPowerApplied............................. –40°Cto+85°C
SupplyVoltagetoGroundPotential(Inputs&VccOnly)........ –0.5Vto+7.0V
SupplyVoltagetoGroundPotential(Outputs&D/OOnly)..... –0.5Vto+7.0V
DCInputVoltage....................................................................... –0.5Vto+7.0V
DCOutputCurrent.................................................................................. 120mA
PowerDissipation...................................................................................... 0.5W
DC Electrical Characteristics (Over the Operating Range, TA = –40°C to +85°C, VCC = 5.0V ± 5%)
Param-
eters
Description Test Conditions(1) Min. Typ(2) Max. Units
Voh OutputHIGHVoltage Vcc=Min.,
Vin=Vihor
Vil
Ioh=–24.0mA 2.4 3.3 V
Vol OutputLOWCurrent Vcc=Min.,
Vin=Vihor
Vil
Iol=64mA 0.3 0.55 V
Iol=12mA
(25W)
0.3 0.50 V
Vih InputHIGHVoltage GuaranteedLogicHIGHLevel 2.0 V
Vil InputLOWVoltage GuaranteedLogicLOWLevel 0.8 V
Iih InputHIGHCurrent Vcc=Max. Vin=Vcc 1µA
Iil InputLOWCurrent Vcc=Max. Vin=GND –1 µA
Iozh HighImpedance Vcc=Max. Vout=Vcc 1µA
Iozl OutputCurrent Vout=GND –1 µA
Ii InputHIGHCurrent Vcc=Max.,Vin=Vcc(Max.) 20 µA
Vik ClampDiodeVoltage Vcc=Min.,Iin=–18mA –0.7 –1.2 V
Ios ShortCircuitCurrent Vcc=Max.(3),Vout=GND –60 –120 –225 mA
Vh InputHysteresis Vcc=5V 200 mV
10-0208
3PS7007K 08/27/2010
PI49FCT805T
PI49FCT2805T
Fast CMOS Clock Driver/Buffer
Capacitance
Parameters Description Test Conditions Typ Max. Units
CIN InputCapacitance VIN=0V 610 pF
COUT OutputCapacitance VOUT=0V 8 12 pF
Notes:
1.ForMax.orMin.conditions,useappropriatevaluespeciedunderElectricalCharacteristicsfortheapplicabledevicetype.
2.TypicalvaluesareatVCC=5.0V,+25°Cambientandmaximumloading.
3.Notmorethanoneoutputshouldbeshortedatonetime.Durationofthetestshouldnotexceedonesecond.
4.Thisparameterisdeterminedbydevicecharacterizationbutisnotproductiontested.
Power Supply Characteristics
Parameters Description Test Conditions Min Typ Max. Units
Icc QuiescentPowerSup-
plyCurrent
Vcc=Max. Vin=GND
orVcc
3 30 µA
DIcc SupplyCurrentper
Input@TTLHIGH
Vcc=Max. Vin=
3.4V(3)
0.5 2.0 mA
Iccd SupplyCurrentper
InputperMHz(4)
Vcc=Max.,OutputsOpen,
OEa=OEb=GND,Per
OutputToggling,50%Duty
Cycle
Vin=Vcc,
Vin=GND
0.15 0.25 mA/
MHz
Ic TotalPower
SupplyCurrent
Vcc=Max.,OutputsOpen
fI=10MHz50%DutyCycle
OEA=OEB=GND
Vin=Vcc,
Vin=GND
7.7 14.05mA
8.0 15.05
FiveOutputsToggling
Vcc=Max.,OutputsOpen
fI=10MHz50%DutyCycle
OEA=OEB=GND
Vin=3.4V,
Vin=GND
4.3 8.45
4.8 10.45
Notes:
1. ForMax.orMin.conditions,useappropriatevaluespeciedunderElectricalCharacteristicsfortheapplicabledevice.
2. TypicalvaluesareatVcc=5.0V,+25°Cambient.
3. PerTTLdriveninput(Vin=3.4V);allotherinputsatVccorGND.
4. Thisparameterisnotdirectlytestable,butisderivedforuseinTotalPowerSupplyCalculations.
5. ValuesfortheseconditionsareexamplesoftheIccformula.Theselimitsareguaranteedbutnottested.
6. Ic=Iquiescent+Iinputs+Idynamic
Ic=Icc+DIccDhNt+Iccd(fcp/2+Ni)
Icc=QuiescentCurrent
DIcc=PowerSupplyCurrentforaTTLHighInput(Vin=3.4V)
Dh=DutyCycleforTTLInputsHigh
Nt=NumberofTTLInputsatDh
Iccd=DynamicCurrentCausedbyanInputTransitionPair(HLHorLHL)
fcp=ClockFrequencyforRegisterDevices(ZeroforNon-RegisterDevices)
=InputFrequency
Ni=NumberofInputsat
Allcurrentsareinmilliampsandallfrequenciesareinmegahertz.
10-0208
4PS7007K 08/27/2010
PI49FCT805T
PI49FCT2805T
Fast CMOS Clock Driver/Buffer
Pulse
Generator D.U.T.
VIN
RT
VOUT
CL500Ω
500Ω
50pF
VCC
7.0V
TestsCircuitsForAllOutputs(1) SwitchPosition
Test Switch
OpenDrain
EnableLOW
DisableLOW
Closed
Allotherinputs Open
Denitions:
CL=Loadcapacitance:includesjigandprobecapacitance.
RT=Terminationresistance:shouldbeequaltoZOUTofthePulse
Generator.
Switching Characteristics over Operating Range
Parameters Description Test
Conditions(1)
805T/2805T 805AT 805BT 805CT
Units
Com. Com. Com. Com.
Min. Max. Min. Max. Min. Max. Min. Max.
tPLH
tPHL
PropagationDelay
INAtoOAN,
INBtoOBN
CL=50pF
RL=500W
1.5 6.5 1.5 5.8 1.5 5.0 1.5 4.5
ns
tPZH
tPZL
OutputEnableTime
OEAtoOAN,
OEBtoOBN
1.5 8.0 1.5 8.0 1.5 8.5 1.5 6.2
tPHZ
tPLZ
OutputDisableTime(4)
OEAtoOAN,
OEBto OBN
1.5 7.0 1.5 7.0 1.5 6.0 1.5 5.0
tSKEW(o)(3) Skewtwxtwooutputsof
thesamepackage
(sametransition)
_0.7 _0.5 _0.4 _0.4
tSKEW(p)(3) Skewtwxtwoopposite
transition(tPHL - tPLH)
ofsameoutput
_1.0 _0.7 _0.5 _0.5
tSKEW(t)(3) Skewtwxtwooutputsof
thedifferentpackageat
sametemperature(same
transition)
_1.5 _1.0 _1.0 _1.0
Notes:
1.Seetestcircuitandwaveforms.
2.MinimumlimitsareguaranteedbutnottestedonPropagationDelays.
3.Skewmeasuredatworsecasttemperature(max.temp).
4.Thisparameterisguaranteedbutnotproductiontested.
10-0208
5PS7007K 08/27/2010
PI49FCT805T
PI49FCT2805T
Fast CMOS Clock Driver/Buffer
Switching Waveforms
PropagationDelay OutputSkew–tsk(o)
EnableandDisableTimes PulseSkew–tsk(p)
PackageSkew–tsk(t)
Input
Output
tPLH tPHL
3V
1.5V
0V
V
1.5V
V
OH
OL
Input
tPLHx
3V
1.5V
0V
Ox
VOH
1.5V
VOL
tPHLx
tSK(o)
Oy
VOH
1.5V
VOL
tSK(o)
tPLHy tPHLy
tSK(o) = | tPLHy – tPLHx | or | tPHLy – tPHLx |
tPZL
OE 1.5V
0V
3V
1.5V
3.5V
0V
1.5V
tPLZ
VOL
3.5V
0V
tPZH tPHZ
0.3V
0.3V
Output
Normally
Low
Output
Normally
High
Switch
Closed
Switch
Open
VOH
Enable Disable
Input
tPLH
3V
1.5V
0V
Output
VOH
1.5V
VOL
tPHL
tSK(p) = | tPHL – tPLH |
Input
tPLH1
3V
1.5V
0V
Package 1
Output
VOH
1.5V
VOL
tPHL1
tSK(t)
Package 2
Output
VOH
1.5V
VOL
tSK(t)
tPLH2 tPHL2
tSK(t) = | tPLH2 – tPLH1 | or | tPHL2 – tPHL1 |
10-0208
6PS7007K 08/27/2010
PI49FCT805T
PI49FCT2805T
Fast CMOS Clock Driver/Buffer
1
: 20-Pin, 209-Mil Wide, SSOPNOITPIRCSED
:EDOC EGAKCAP
1240-DP :# LORTNOC TNEMUCOD E:NOISIVER
80/01/40 :ETAD
H20
08-0140
Note:
• For latest package info, please check: http://www.pericom.com/products/packaging/mechanicals.php
Packaging Mechanical: 20-pin SSOP (H20)
10-0208
7PS7007K 08/27/2010
PI49FCT805T
PI49FCT2805T
Fast CMOS Clock Driver/Buffer
1
.337
.344
.053
.069
.004
.010
SEATING
PLANE
.025
BSC
.007
.010
.228
.244
.150
.157
1
20
X.XX
X.XX
DENOTES DIMENSIONS
IN MILLIMETERS
0.635
8.56
8.74
1.35
1.75
5.79
6.19
0.101
0.254
.008
.012
0.203
0.305
3.81
3.99
0.178
0.254
.058
1.47
.015 x 45˚
0.38
REF
Detail A
Detail A
.008
0.20
MIN.
Guage Plane
.010
0.254
.041
1.04
REF
.016
.035
0.41
0.89
0˚-6˚
.008
.013
0.20
0.33
DESCRIPTION: 20-Pin, 150-Mil Wide, QSOP
PACKAGE CODE: Q
DOCUMENT CONTROL NO.
PD - 1202
REVISION: H
DATE: 10/22/07
Note:
1) Controlling dimensions in inches.
2) Ref: JEDEC MO-137B/AD
3) Dimensions do not include mold flash, protrusions or gate burrs
Pericom Semiconductor Corporation
3545 N. 1st Street, San Jose, CA 95134
1-800-435-2335 • www.pericom.com
Note:
• For latest package info, please check: http://www.pericom.com/products/packaging/mechanicals.php
Packaging Mechanical: 20-pin QSOP (Q20)
10-0208
8PS7007K 08/27/2010
PI49FCT805T
PI49FCT2805T
Fast CMOS Clock Driver/Buffer
1
SEATING
PLANE
.050
BSC
1
20
0-8˚
.2914
.2992
X.XX
X.XX
DENOTES CONTROLLING
DIMENSIONS IN MILLIMETERS
7.40
7.60
.496
.511
12.60
12.99
1.27
.0926
.1043
2.35
2.65
.394
.419
10.00
10.65
.0040
.0118
0.10
0.30
.013
.020
0.33
0.51
.010
.029
0.254
0.737
.0091
.0125
0.23
0.32
0.41
1.27
.016
.050
x 45˚
.020
.030
0.508
0.762 REF
DESCRIPTION: 20-Pin, 300-Mil Wide, SOIC
PACKAGE CODE: S
DOCUMENT CONTROL NO.
PD - 1006
REVISION: D
DATE: 03/09/05
Notes:
1) Controlling dimensions in millimeters.
2) Ref: JEDEC MS-013D/AC
Pericom Semiconductor Corporation
3545 N. 1st Street, San Jose, CA 95134
1-800-435-2335 • www.pericom.com
Note:
• For latest package info, please check: http://www.pericom.com/products/packaging/mechanicals.php
Packaging Mechanical: 20-pin SPIC (S20)
10-0208
9PS7007K 08/27/2010
PI49FCT805T
PI49FCT2805T
Fast CMOS Clock Driver/Buffer
Ordering Information(1-3)
Ordering Code Package
Code Speed Grade Package Type
PI49FCT805TQE Q Blank Pb-free&Green,20-pin150-milQSOP
PI49FCT805ATSE S A Pb-free&Green,20pin300-milSOIC
PI49FCT805CTHE H C Pb-free&Green,20-pin209-milSOIC
PI49FCT805CTQE Q C Pb-free&Green,20-pin150-milQSOP
Notes:
1.Thermalcharacteristicscanbefoundonthecompanywebsiteatwww.pericom.com/packaging/
2.E=Pb-freeandGreen
3.AddinganXsufx=Tape/Reel
Pericom Semiconductor Corporation • 1-800-435-2336 • www.pericom.com
Ordering Information for PI49FCT2805T
Ordering Code Package
Code Speed Grade Package Type
PI49FCT2805TSE S Blank Pb-free&Green,20-pin300-milSOIC
PI49FCT2805TQE Q Blank Pb-free&Green,20-pin150-milQSOP
Notes:
1.Thermalcharacteristicscanbefoundonthecompanywebsiteatwww.pericom.com/packaging/
2.E=Pb-freeandGreen
3.AddinganXsufx=Tape/Reel
10-0208