Fast CMOS Clock Driver Guaranteed skew: 0.25ns input capacitance

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Fast CMOS Clock Driver Guaranteed skew: 0.25ns input capacitance

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PI49FCT807T PI49FCT2807T
Fast CMOS Clock Driver
Guaranteed skew: 0.25ns input capacitance Minimum duty cycle distortion 1:10 fanout High speed: 3.5ns propagation delay input CMOS output compatible 3.3V (typ.) 0.3V (typ.) Packages available: 20-pin wide 20-pin wide SOIC 20-pin wide QSOP 20-pin SSOP Industrial Operation
Product Description
Pericom Semiconductors PI49FCT series logic circuits produced using Companys advanced micron CMOS technology, achieving industry leading speed grades. PI49FCT807T PI49FCT2807T clock drivers feature input outputs. large fanout from single input line reduces loading input clock. level outputs reduce noise levels part. Typical applications clock signal distribution. PI49FCT2807T also features on-chip resistor lower noise.
Product Configuration
Logic Block Diagram
Product Description
Name Description Input Outputs Ground Power
PS7008B
02/17/99
PI49FCT807/2807T Fast CMOS Clock Driver
Maximum Ratings
(Above which useful life impaired. user guidelines, tested.) Storage Temperature -65°C +150°C Ambient Temperature with Power Applied -40°C +85°C Supply Voltage Ground Potential (Inputs Only) -0.5V +7.0V Supply Voltage Ground Potential (Outputs Only) -0.5V +7.0V Input Voltage -0.5V +7.0V Output Current 120mA Power Dissipation 0.5W Note: Stresses greater than those listed under MAXIMUM RATINGS cause permanent damage device. This stress rating only functional operation device these other conditions above those indicated operational sections this specification implied. Exposure absolute maximum rating conditions extended periods affect reliability.
Electrical Characteristics (Over Operating Range, -40°C +85°C, 5.0V
Parameters Description IOFF Output HIGH Voltage Output Current Input HIGH Voltage Input Voltage Input HIGH Current Input Current Input HIGH Current Clamp Diode Voltage Short Circuit Current Power Down Disable Input Hysteresis Test Conditions(1) Min., Min., Guaranteed Logic HIGH Level Guaranteed Logic Level Max. Max. Max., =VCC (Max.) Min., -18mA Max.(3),
Min. -15.0mA 48.0mA 12mA(25)
Typ.(2)
Max.
Units
2.7V 0.5V -0.7 -120 -1.2 -225
VCC= GND, VOUT 4.5V
Capacitance 25°C, MHz)
Parameters(4) COUT Description Input Capacitance Output Capacitance Test Conditions VOUT Typ. Max. Units
Notes: Max. Min. conditions, appropriate value specified under Electrical Characteristics applicable device type. Typical values 5.0V, +25°C ambient maximum loading. more than output should shorted time. Duration test should exceed second. This parameter determined device characterization production tested.
PS7008B
02/17/99
PI49FCT807/2807T Fast CMOS Clock Driver
Power Supply Characteristics
Parameters Description
Test Conditions(1) Max. Max., Max., Outputs Open Duty Cycle, Input Toggling Max., Outputs Open MHZ, Duty Cycle 3.4V(3) 3.4V
Min.
Typ.(2) Max.
Units
Quiescent Power Supply Current Supply Current Input HIGH Supply Current Input MHz(4) Total Power Supply Current(6)
ICCD
20.7
30(5) 33(5)
Notes: Max. Min. conditions, appropriate value specified under Electrical Characteristics applicable device. Typical values 5.0V, +25°C ambient. driven input (VIN 3.4V); other inputs GND. This parameter directly testable, derived Total Power Supply Calculations. Values these conditions examples formula. These limits guaranteed tested. =IQUIESCENT IINPUTS IDYNAMIC DHNT ICCD (fCP/2 fINI) Quiescent Current Power Supply Current High Input (VIN 3.4V) Duty Cycle Inputs High Number Inputs ICCD Dynamic Current Caused Input Transition Pair (HLH LHL) Clock Frequency Register Devices (Zero Non-Register Devices) Input Frequency Number Inputs currents milliamps frequencies megahertz.
Switching Characteristics over Operating Range
807/2807T Com.
807AT Com.
807BT Com.
807CT Com.
Parameters tPLH tPHL tSK(o) tSK(p)
Description Propagation Delay Skew between outputs same package(3) Skew between opposite transitions same output (|tPHL tPLH|)(3) Skew between outputs different package same power supply, temperature speed grade(3)
Conditions 50pF
Min.
Max.
Min.
Max.
Min.
Max.
Min.
Max.
Units
0.35 0.35
0.25 0.35
tSK(t)
0.75
0.75
Notes: test circuit wave forms. Minimum limits guaranteed tested Propagation Delays. This parameter guaranteed tested.
PS7008B
02/17/99
Output
Input
PI49FCT807/2807T Fast CMOS Clock Driver
Tests Circuits Outputs(1)
7.0V
Switch Position
Test Open Drain Disable Enable Other Inputs Switch Closed Open
Pulse Generator D.U.T. 50pF VOUT
DEFINITIONS: Load capacitance: includes probe capacitance. Termination resistance: should equal ZOUT Pulse Generator.
Switching Waveforms
Propagation Delay
Input 1.5V tPLH tPHL
2.0V
Pulse Skew tSK(p)
Input 1.5V tPLH tPHL Output 1.5V
1.5V
0.5V
tSK(p)
tPHL tPLH
Output Skew tSK(o) Package Skew tSK(t)
1.5V tPLHx tPHLx 1.5V tSK(o) tSK(o) 1.5V tPLHy tPHLy
Package Output tPLH2 tPHL2 Package Output tSK(t) tSK(t) 1.5V Input 1.5V tPLH1 tPHL1 1.5V
tSK(o)
tPLHy tPLHx
tPHLy tPHLx
tSK(t)
tPLH2
tPLH1
tPHL2 tPHL1
PS7008B
02/17/99
PI49FCT807/2807T Fast CMOS Clock Driver
Ordering Information
Part Numbe PI49FCT807xTp PI49FCT2807xTp
Note:
arking Code PI49FCT807Tpx PI49FCT2807Tpx
Example: PI49FCT2807ATH grade, marked PI49FCT2807THA
Speed Grades: blank, Package Type: 209-mil SSOP 300-mil 150-mil QSOP 300-mil SOIC
Pericom Semiconductor Corporation 2380 Bering Drive Jose, 95131 1-800-435-2336 (408) 435-1100 http://www.pericom.com
PS7008B 02/17/99

Fast CMOS Clock Driver Guaranteed skew: 0.25ns input capacitance

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