參數(shù)資料
型號: KK74LV244
廠商: KODENSHI CORP.
英文描述: OCTAL BUFFER/LINE DRIVE; 3-STATE
中文描述: 八路緩沖器/線路驅(qū)動,三態(tài)
文件頁數(shù): 1/5頁
文件大?。?/td> 200K
代理商: KK74LV244
TECHNICAL DATA
K K
74LV244
OCTAL BUFFER/LINE DRIVE; 3-STATE
The
KK
74LV244 is a low-voltage Si-gate CMOS device and is pin and
function compatible with
KK
74HC/HCT244.
The
KK
74LV244 is an octal non-inverting buffer/line driver with 3-state
outputs. The 3-state outputs are controlled by the output enable inputs 1OE
and 2OE. A HIGH on nOE causes the outputs to assume a high impedance
OFF-state.
The
KK
74LV244 is identical to the
KK
74LV240 but has non-inverting
outputs.
Outputs Directly Interface to CMOS, NMOS, and TTL
Operating Voltage Range: 1.2 to 3.6 V
Low Input Current: 1.0
μ
A, 0.1
μ
А
at
Т
= 25
°
С
Output Current: 8 mA at V
CC
= 3.0 V
High Noise Immunity Characteristic of CMOS Devices
N SUFFIX
PLASTIC DIP
DW SUFFIX
SO
1
20
1
20
ORDERING INFORMATION
K K
74LV24
K K
74LV244D
T
A
= -40
°
to 125
°
C for all packages
Plastic DIP
SOIC
FUNCTION TABLE
Input
Output
nYn
nOE
nAn
L
L
L
L
H
H
H
X
Z
H= high level
L = low level
X = don’t care
Z = high impedance
LOGIC DIAGRAM
PIN 20=V
CC
PIN 10 = GND
2
11
6
15
4
13
8
17
1
19
1A
0
1Y
0
2A
0
2Y
0
1A
2
1Y
2
2A
0
2Y
0
1A
1
1Y
1
2A
1
2Y
1
1A
3
1Y
3
2A
1
2Y
1
1OE
2OE
18
9
14
5
16
7
12
3
DATA
INPUTS
NONINVERTING
OUTPUTS
OUTPUT
ENABLES
PIN ASSIGNMENT
1
2
3
5
4
6
7
8
9
10
V
CC
2OE
20
18
17
16
15
14
19
11
12
13
GND
1OE
1A
0
2Y
3
1A
1
2Y
2
1A
2
2Y
1
1A
3
2Y
0
1Y
0
2A
3
1Y
1
2A
2
1Y
2
2A
1
1Y
3
2A
0
1
相關(guān)PDF資料
PDF描述
KK74LV244D OCTAL BUFFER/LINE DRIVE; 3-STATE
KK74LV273 Octal D Flip-Flop with Common Clock and Reset
KK74LV273DW Octal D Flip-Flop with Common Clock and Reset
KK74LV273N Octal D Flip-Flop with Common Clock and Reset
KK74LV32 Quad 2-Input OR Gate
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
KK74LV244D 制造商:KODENSHI 制造商全稱:KODENSHI KOREA CORP. 功能描述:OCTAL BUFFER/LINE DRIVE; 3-STATE
KK74LV245 制造商:KODENSHI 制造商全稱:KODENSHI KOREA CORP. 功能描述:OCTAL BUS TRANSCEIVER; 3-State
KK74LV245D 制造商:KODENSHI 制造商全稱:KODENSHI KOREA CORP. 功能描述:OCTAL BUS TRANSCEIVER; 3-State
KK74LV245DW 制造商:KODENSHI 制造商全稱:KODENSHI KOREA CORP. 功能描述:OCTAL BUS TRANSCEIVER; 3-State
KK74LV273 制造商:KODENSHI 制造商全稱:KODENSHI KOREA CORP. 功能描述:Octal D Flip-Flop with Common Clock and Reset