參數(shù)資料
型號: 74LCX245
廠商: 意法半導(dǎo)體
英文描述: Low Voltage CMOS Octal Bus Transceiver (3-State) with 5V Tolerant Inputs and Outputs(低壓八總線收發(fā)器)
中文描述: 低電壓的CMOS八路總線收發(fā)器(三態(tài)與5V容限輸入和輸出(低壓八總線收發(fā)器))
文件頁數(shù): 1/8頁
文件大?。?/td> 80K
代理商: 74LCX245
74LCX245
LOWVOLTAGECMOSOCTALBUSTRANSCEIVER (3-STATE)
WITH 5V TOLERANT INPUTS AND OUTPUTS
January 1997
ORDER CODES :
74LCX245M
74LCX245T
M
(MicroPackage)
I
5V TOLERANTINPUTS AND OUTPUTS
I
HIGH SPEED:
t
PD
=7 ns(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
74SERIES245
I
LATCH-UP PERFORMANCE EXCEEDS500mA
I
ESD PERFORMANCE:
HBM>2000V;MM > 200V
DESCRIPTION
The LCX245 is a low voltageCMOS OCTALBUS
TRANSCEIVER
(3-STATE)
sub-micron silicon gate and double-layer metal
wiring C
2
MOS technology. It is ideal for low
power and high speed 3.3V applications; it can
be interfaced to 5V signal enviroment for both
inputs
and
outputs.
performance at 3.3V than 5V AC/ACT family,
fabricated
with
It
has
same
speed
T
(TSSOP Package)
combinedwith a lower power consumption.
This IC is intended for two-way asynchronous
communicationbeetwen data buses; the direction
of data trasmission is determined by DIR input.
The enable input G can be used to disable the
device so that the buses areeffectively isolated.
All
inputs and
outputs
protectioncircuits against static discharge, giving
them 2KV ESD immunity and transient excess
voltage.
IT IS PROHIBITED TO APPLY A SIGNAL TO A
TERMINAL WHEN IT IS IN OUTPUT MODE
AND WHEN A BUS THERMINAL IS FLOATING
(HIGH IMPEDANCE STATE) IT IS REQUESTED
TO FIX THE INPUT LEVEL BY BEANS OF
EXTERNAL
PULL
DOWN
RESISTOR.
are
equipped with
OR
PULL
UP
PINCONNECTION AND IEC LOGICSYMBOLS
1/8
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
74LCX245_08 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:Low Voltage Bidirectional Transceiver with 5V Tolerant Inputs and Outputs
74LCX245BQX 功能描述:總線收發(fā)器 8-Bit Bidirectional Transceiver with RoHS:否 制造商:Fairchild Semiconductor 邏輯類型:CMOS 邏輯系列:74VCX 每芯片的通道數(shù)量:16 輸入電平:CMOS 輸出電平:CMOS 輸出類型:3-State 高電平輸出電流:- 24 mA 低電平輸出電流:24 mA 傳播延遲時間:6.2 ns 電源電壓-最大:2.7 V, 3.6 V 電源電壓-最小:1.65 V, 2.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-48 封裝:Reel
74LCX245BQX_08 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:Low Voltage Bidirectional Transceiver with 5V Tolerant Inputs and Outputs
74LCX245FT 功能描述:IC BUS TRANSCEIVER 8BIT 20TSSOP 制造商:toshiba semiconductor and storage 系列:TC74LCX 包裝:帶卷(TR) 零件狀態(tài):在售 邏輯類型:收發(fā)器,非反相 元件數(shù):1 每元件位數(shù):8 輸入類型:- 輸出類型:推挽式 電流 - 輸出高,低:24mA,24mA 電壓 - 電源:1.65 V ~ 3.6 V 工作溫度:-40°C ~ 85°C(TA) 安裝類型:表面貼裝 封裝/外殼:20-TSSOP(0.173",4.40mm 寬) 供應(yīng)商器件封裝:20-TSSOP 標(biāo)準(zhǔn)包裝:2,500
74LCX245FT(AE) 功能描述:Transceiver, Non-Inverting 1 Element 8 Bit per Element Push-Pull Output 20-TSSOP 制造商:toshiba semiconductor and storage 系列:TC74LCX 包裝:帶卷(TR) 零件狀態(tài):有效 邏輯類型:收發(fā)器,非反相 元件數(shù):1 每元件位數(shù):8 輸入類型:- 輸出類型:推挽式 電流 - 輸出高,低:24mA,24mA 電壓 - 電源:1.65 V ~ 3.6 V 工作溫度:-40°C ~ 85°C(TA) 安裝類型:表面貼裝 封裝/外殼:20-TSSOP(0.173",4.40mm 寬) 供應(yīng)商器件封裝:20-TSSOP 標(biāo)準(zhǔn)包裝:2,500