PI74FCT162244MT 16-BIT HEAVY BUFFER/LINE DRIVER PI74FCT162244MT

The Datasheet Archive - 100 Million Datasheets from 7500 Manufacturers.

PI74FCT162244MT 16-BIT HEAVY BUFFER/LINE DRIVER PI74FCT162244MT

Datasheet Thumbnail

Top Searches for this datasheet

PI74FCT162244MT 16-BIT HEAVY BUFFER/LINE DRIVER
PI74FCT162244MT
Fast CMOS 16-Bit Heavy Buffer/Line Drivers
Product Features:
Very high-speed buffer drivers heavy load 16-bit switching 4.8ns Meets JEDEC specification DRAM DIMM module buffer propagation delay noise drivers: minimal undershoot/ringback typical VOLP (output ground bounce) 0.6V Packages available: 48-pin 240-mil wide plastic TSSOP 48-pin 300-mil wide plastic SSOP
Product Description:
Pericom Semiconductor's PI74FCT series logic circuits produced Company's advanced CMOS technology, achieving industry leading speed grades. PI74FCT162244MT non-inverting 16-bit buffer/line driver designed specifically applications driving heavy loads-ideally DRAM modules/arrays heavy load applications. This very high-speed, high-drive, noise buffer driver device meets JEDEC specification DRAM DIMM module buffer drivers. PI74FCT162244MT offers flow-through organization ease board layout. This part plug-in compatible with 74ABT16244/162244 excels applications where much higher speed lower power dissipation required. output drivers PI74FCT162244MT have features balanced drive controlled edge rate, resulting minimal undershoot/ringback ground bounce. This eliminates need external series termination resistors.
PS2043A 03/12/96
Product Description
Name Description 3-State Output Enable Inputs (Active LOW) Inputs 3-State Outputs Ground Power
Product Configuration
PI74FCT162244MT 16-BIT HEAVY BUFFER/LINE DRIVER
Truth Table
Inputs(1)
Note:
Outputs(1)
High Voltage Level Don't Care Voltage Level High Impedance
48-PIN
PS2043A 03/12/96
Output Drive Characteristics (Over Operating Range)
Parameters Description IODL IODH Output HIGH Voltage Output Voltage Output Current Output HIGH Current Test Conditions(1) Min., -24.0 Min., VIL, VOUT 1.5V(3) VIL, VOUT 1.5V(3) Min. Typ(2) -115 Max. 0.55 -150 Units
PI74FCT162244MT 16-BIT HEAVY BUFFER/LINE 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 Power Dissipation .1.0W 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 10%)
Parameters Description IOZH IOZL Input HIGH Voltage Input Voltage Input HIGH Current Input Current High Impedance Output Current Clamp Diode Voltage Short Circuit Current Output Drive Current Input Hysteresis Test Conditions(1) Guaranteed Logic HIGH Level Guaranteed Logic Level Max. Max. Max. Max. Min., Max.(3), VOUT Max.(3), VOUT 2.5V Min. VOUT 2.7V VOUT 0.5V -0.7 -140 -1.2 -200 -180 Typ(2) Max. Units
Capacitance 25°C, MHz)
Parameters(4) COUT Description Input Capacitance Output Capacitance Test Conditions VOUT 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.
PS2043A 03/12/96
PI74FCT162244MT 16-BIT HEAVY BUFFER/LINE DRIVER
Power Supply Characteristics
Parameters Description ICCD Quiescent Power Supply Current Supply Current Input HIGH Supply Current Input MHz(4) Test Conditions(1) Max. Max. Max., Outputs Open Toggling Duty Cycle Max., Outputs Open Duty Cycle Toggling Max., Outputs Open Duty Cycle Bits Toggling 3.4V(3) Min. Typ(2) Max. Units
Total Power Supply Current(6)
1.5(5)
3.4V
2.3(5) 4.5(5)
3.4V
16.5(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.
PS2043A 03/12/96
PI74FCT162244MT 16-BIT HEAVY BUFFER/LINE DRIVER
Switching Characteristics over Operating Range High-LoadCondition
162244MT Com. Unit
Parameters Description tPLH tPHL tPZH tPZL tPHZ tPLZ tSK(o) Propagation Delay(2) Output Enable Time Output Disable Time(3) Output Skew(4)
Conditions(1)
Bits Switching
Notes: test circuit wave forms. Minimum limits guaranteed tested Propagation Delays. This parameter guaranteed production tested. Skew between outputs, same package, switching same direction. This parameter guaranteed design.
PS2043A 03/12/96
PI74FCT162244MT 16-BIT HEAVY BUFFER/LINE DRIVER
Application Note
Almost propagation delay specifications standard data books specified single switching, multiple-bit switching. propagation delay tPLH/tPHL buffer driver increases very significantly bits switching simultaneously, compared with single switching.
realistic heavy load applications such DRAM modules JEDEC DRAM module specification, driver propagation delay should specified bits switching worst case. specification single switching standard data books useful meaning. following PI74FCT162244MT test data tested under heavy loads bits switching simultaneously:
Figure Vertical voltage scale 1.0V/div. Reference voltage level middle 1.5V. Horizontal time scale ns/div. PI74FCT162244MT with loads, bits switching, propagation delay tPLH 3.64 Minimal undershoot overshoot.
PS2043A 03/12/96
PI74FCT162244MT 16-BIT HEAVY BUFFER/LINE DRIVER
Figure PI74FCT162244MT, with 150pF load, bits switching, propagation delay tPHL 4.3ns.
Figure PI74FCT162244MT, Output Skew less than under load, bits switching.
PS2043A 03/12/96
PI74FCT162244MT 16-BIT HEAVY BUFFER/LINE DRIVER
Figure PI74FCT162244MT, Output Skew less than under load, bits switching.
Pericom Semiconductor Corporation 2380 Bering Drive Jose, 95131 1-800-435-2336 (408) 435-1100 http://www.pericom.com
PS2043A 03/12/96

PI74FCT162244MT 16-BIT HEAVY BUFFER/LINE DRIVER PI74FCT162244MT

Top Searches for this datasheet

Other recent searches