參數(shù)資料
型號: 74LCX652
廠商: 意法半導(dǎo)體
英文描述: Low Voltage CMOS Octal Bus Transceiver/Register with 5V Tolerant Inputs and Outputs(低壓八總線收發(fā)器/寄存器)
中文描述: 低電壓的CMOS八路總線收發(fā)器/有5V容限輸入和輸出寄存器(低壓八總線收發(fā)器/寄存器)
文件頁數(shù): 1/13頁
文件大?。?/td> 120K
代理商: 74LCX652
74LCX652
LOWVOLTAGECMOSOCTALBUSTRANSCEIVER/REGISTER
WITH 5V TOLERANT INPUTS AND OUTPUTS
PRELIMINARY DATA
January 1997
I
5V TOLERANTINPUTS AND OUTPUTS
I
HIGH SPEED:
t
PD
=7.0ns(MAX.) at V
CC
= 3V
I
POWER-DOWN PROTECTIONONINPUTS
ANDOUTPUTS
I
SYMMETRICALOUTPUT IMPEDANCE:
|I
OH
| = I
OL
=24 mA (MIN)
I
PCI BUSLEVELSGUARANTEEDAT 24mA
I
BALANCED PROPAGATIONDELAYS:
t
PLH
t
PHL
I
OPERATINGVOLTAGERANGE:
V
CC
(OPR)= 2.0Vto 3.6V (1.5VData Retention)
I
PIN AND FUNCTION COMPATIBLEWITH
74SERIES652
I
LATCH-UP PERFORMANCE EXCEEDS500mA
I
ESD PERFORMANCE:
HBM>2000V;MM > 200V
DESCRIPTION
The LCX652 is a low voltageCMOS OCTALBUS
TRANSCEIVERS AND REGISTERS (3-STATE)
fabricated with sub-micron silicon gate and
double-layermetal wiring C
2
MOStechnology. Itis
ideal for low power and high speed 3.3V
applications; it can be interfaced to 5V signal
enviroment for bothinputs and outputs.
This device consistof bus transceiver circuits with
3-state output, D type flip-flops, and control
circuitry arranged for multiplexed trasmission of
data directly from the input bus or from the
internal storage registers. Enable (GAB) and
(GBA) pins are providedto control the transceiver
functions.
Select AB and Select BA control pins are
provided to select whether real-time or stored
data is tranfered. A low input level selects
real-time, and a high selects storeddata.
Data on the A or B bus, or both, can be stored in
the internal D flip-flopby low-to high transitionsat
the appropriate clock pins (CLOCK AB or CLOCK
BA) regardless of the select or enable control
PINCONNECTION AND IEC LOGICSYMBOLS
M
(MicroPackage)
T
(TSSOP Package)
ORDER CODES :
74LCX652M
74LCX652T
1/13
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