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KK74LV640D Datasheet

  • KK74LV640D

  • Octal 3-State Inverting Bus Transceiver

  • 293.56KB

  • 5页

  • KODENSHI

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TECHNICAL DATA
KK74LV640
Octal 3-State Inverting
Bus Transceiver
The 74LV640 is a low-voltage Si-gate CMOS device and is pin and
function compatible with 74HC/HCT640.
The 74LV640 provides six inverting buffers with Schmitt-trigger
action.
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Wide Operating Voltage: 1.2 to 3.6 V
Optimized for Low Voltage applications: 1.0 to 3.6 V
Accepts TTL input levels between V
CC
=2.7 V and V
CC
=3.6 V
Low input current
ORDERING INFORMATION
KK74LV640N
Plastic
KK74LV640D
SOIC
T
A
= -40掳 to 125掳 C for all packages
PIN ASSIGNMENT
DIR
01
20
19
V
CC
OE
A
1
02
A
2
03
LOGIC DIAGRAM
DIR
01
OE
A
1
18
B
1
17
B
2
A
3
04
A
4
05
19
A
5
06
A
6
07
640
16
B
3
15
B
4
02
B
1
03
A
2
B
2
04
14
B
5
13
B
6
12
B
7
11
B
8
18
A
7
08
17
A
8
09
GND
10
A
3
B
3
16
05
A
4
B
4
15
06
A
5
B
5
07
A
6
14
FUNCTION TABLE
Inputs
OE
DIR
L
H
X
B
6
08
13
Inputs/Outputs
袗
A=B
input
Z
A
7
B
7
袙
input
B=A
Z
A
8
09
B
8
12
L
L
H
11
PIN 20=V
CC
PIN 10 = GND
1

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