參數(shù)資料
型號: 74ACT244SJ
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 通用總線功能
英文描述: Octal Buffer/Line Driver with 3-STATE Outputs
中文描述: ACT SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20
封裝: 5.30 MM, LEAD FREE, EIAJ TYPE2, SOP-20
文件頁數(shù): 2/9頁
文件大?。?/td> 69K
代理商: 74ACT244SJ
INPUT AND OUTPUT EQUIVALENT CIRCUIT
TRUTH TABLE
INPUT
OUTPUT
Yn
L
H
Z
G
L
L
H
An
L
H
X
X:”H” or”L”
Z:Highimpedance
PIN DESCRIPTION
PIN No
1
2,4,6,8
9,7,5,3
11,13,15,17
18,16,14,12
19
10
20
SYMBOL
1G
1A1to1A4
2Y1to2Y4
2A1to2A4
1Y1to1Y4
2G
GND
V
CC
NAME AND FUNCTION
Output Enable Input
Data Inputs
Data Outputs
Data Inputs
Data Outputs
Output Enabel Input
Ground (0V)
Positive Supply Voltage
ABSOLUTE MAXIMUM RATINGS
Symbol
V
CC
V
I
V
O
I
IK
I
OK
I
O
I
CC
orI
GND
T
stg
T
L
AbsoluteMaximumRatingsarethosevaluesbeyond whichdamage tothedevicemayoccur. Functionaloperationunderthese condition isnot implied.
Parameter
Value
-0.5to+7
-0.5toV
CC
+0.5
-0.5toV
CC
+0.5
±
20
±
20
±
50
±
400
-65to+150
300
Unit
V
V
V
mA
mA
mA
mA
o
C
o
C
Supply Voltage
DC Input Voltage
DC Output Voltage
DC Input Diode Current
DC Output Diode Current
DC Output Current
DC V
CC
or Ground Current
Storage Temperature
Lead Temperature (10 sec)
RECOMMENDED OPERATING CONDITIONS
Symbol
V
CC
V
I
V
O
T
op
dt/dv
1)V
IN
from0.8V to2.0V
Parameter
Value
4.5to5.5
0toV
CC
0toV
CC
-40to+85
8
Unit
V
V
V
o
C
ns/V
Supply Voltage
Input Voltage
Output Voltage
Operating Temperature:
Input Rise and Fall Time V
CC
= 4.5 to 5.5V (note 1)
74ACT244
2/9
相關(guān)PDF資料
PDF描述
74ACT244SJX Octal Buffer/Line Driver with 3-STATE Outputs
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