파트넘버.co.kr 74LCX245MTR 데이터시트 PDF


74LCX245MTR 반도체 회로 부품 판매점

LOW VOLTAGE CMOS OCTAL BUS TRANSCEIVER (3-STATE) WITH 5V TOLERANT INPUTS AND OUTPUTS



ST Microelectronics 로고
ST Microelectronics
74LCX245MTR 데이터시트, 핀배열, 회로
74LCX245
LOW VOLTAGE CMOS OCTAL BUS TRANSCEIVER
(3-STATE) WITH 5V TOLERANT INPUTS AND OUTPUTS
s 5V TOLERANT INPUTS AND OUTPUTS
s HIGH SPEED:
tPD = 7.0 ns (MAX.) at VCC = 3V
s POWER DOWN PROTECTION ON INPUTS
AND OUTPUTS
s SYMMETRICAL OUTPUT IMPEDANCE:
|IOH| = IOL = 24mA (MIN) at VCC = 3V
s PCI BUS LEVELS GUARANTEED AT 24 mA
s BALANCED PROPAGATION DELAYS:
tPLH tPHL
s OPERATING VOLTAGE RANGE:
VCC(OPR) = 2.0V to 3.6V (1.5V Data
Retention)
s PIN AND FUNCTION COMPATIBLE WITH
74 SERIES 245
s LATCH-UP PERFORMANCE EXCEEDS
500mA (JESD 17)
s ESD PERFORMANCE:
HBM > 2000V (MIL STD 883 method 3015);
MM > 200V
DESCRIPTION
The 74LCX245 is a low voltage CMOS OCTAL
BUS TRANSCEIVER (3-STATE) fabricated with
sub-micron silicon gate and double-layer metal
wiring C2MOS technology. It is ideal for low power
and high speed 3.3V applications; it can be
interfaced to 5V signal environment for both inputs
and outputs.
SOP
TSSOP
Table 1: Order Codes
PACKAGE
SOP
TSSOP
T&R
74LCX245MTR
74LCX245TTR
It has same speed performance at 3.3V than 5V
AC/ACT family, combined with a lower power
consumption.
This IC is intended for two way asynchronous
communication between data buses; the direction
of data transmission is determined by DIR input.
The enable input G can be used to disable the
device so that the buses are effectively isolated.
All inputs and outputs are equipped with
protection circuits against static discharge, giving
them 2KV ESD immunity and transient excess
voltage.
All floating bus terminals during High Z state must
be held HIGH or LOW.
Figure 1: Pin Connection And IEC Logic Symbols
September 2004
Rev. 4
1/13


74LCX245MTR 데이터시트, 핀배열, 회로
74LCX245
Figure 2: Input And Output Equivalent Circuit
Table 2: Pin Description
PIN N°
1
2, 3, 4, 5, 6, 7, 8, 9
18, 17, 16, 15, 14, 13, 12, 11
19
10
20
Table 3: Truth Table
INPUTS
G
L
L
H
X : Don’t Care
Z : High Impedance
DIR
L
H
X
SYMBOL
DIR
A1 to A8
B1 to B8
G
GND
VCC
NAME AND FUNCTION
Directional Control
Data Inputs/Outputs
Data Inputs/Outputs
Output Enable Input
Ground (0V)
Positive Supply Voltage
FUNCTION
A BUS
OUTPUT
INPUT
Z
B BUS
INPUT
OUTPUT
Z
OUTPUT
A=B
B=A
Z
2/13




PDF 파일 내의 페이지 : 총 13 페이지

제조업체: ST Microelectronics

( stm )

74LCX245MTR transceiver

데이터시트 다운로드
:

[ 74LCX245MTR.PDF ]

[ 74LCX245MTR 다른 제조사 검색 ]




국내 전력반도체 판매점


상호 : 아이지 인터내셔날

전화번호 : 051-319-2877

[ 홈페이지 ]

IGBT, TR 모듈, SCR, 다이오드모듈, 각종 전력 휴즈

( IYXS, Powerex, Toshiba, Fuji, Bussmann, Eaton )

전력반도체 문의 : 010-3582-2743



일반적인 전자부품 판매점


디바이스마트

IC114

엘레파츠

ICbanQ

Mouser Electronics

DigiKey Electronics

Element14


관련 데이터시트


74LCX245MTC

Low Voltage Bidirectional Transceiver with 5V Tolerant Inputs and Outputs - Fairchild Semiconductor



74LCX245MTR

LOW VOLTAGE CMOS OCTAL BUS TRANSCEIVER (3-STATE) WITH 5V TOLERANT INPUTS AND OUTPUTS - ST Microelectronics