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MC14499 bảng dữ liệu(PDF) 1 Page - Motorola, Inc

tên linh kiện MC14499
Giải thích chi tiết về linh kiện  7-Segment LED Display Decoder/Driver with Serial Interface
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nhà sản xuất  MOTOROLA [Motorola, Inc]
Trang chủ  http://www.freescale.com
Logo MOTOROLA - Motorola, Inc

MC14499 bảng dữ liệu(HTML) 1 Page - Motorola, Inc

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MC14499
MOTOROLA
1
7-Segment LED Display
Decoder/Driver
with Serial Interface
CMOS
The MC14499 is a 7–segment alphanumeric LED decoder/driver with a serial
interface port to provide communication with CMOS microprocessors and
microcomputers. This device features NPN output drivers which allow
interfacing to common cathode LED displays through external series resistors.
• High–Current Segment Drivers On–Chip
• CMOS MPU compatible Input Levels
• Wide Operating Voltage Range: 4.5 to 6.5 V
• Operating Temperature Range: 0 to 70°C
• Drives Four Characters with Decimal Points
• Also See MC14489
16–BIT SHIFT REGISTER
BLOCK DIAGRAM
CLK
ENB
DATA
OSC
B 4
MULTIPLEXER
2:1
MUX
SEGMENT
DECODER
DECODER
SCANNER
BUFFERS
SEGMENT
DRIVERS
4 BITS
D20
C
Q5
C
4
4
4
4
4
4
A
B
7
DECIMAL
POINT
* Transparent Latch
LATCH
4
4
4
4
Q1
D4
C
LATCH
C
OSCILLATOR
MUX
h
g
f
e
d
c
b
a
I
II
III
IV
4 BITS
Q
D
C*
Order this document
by MC14499/D
MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
MC14499
P SUFFIX
PLASTIC DIP
CASE 707
DW SUFFIX
SOG PACKAGE
CASE 751D
ORDERING INFORMATION
MC14499P
Plastic DIP
MC14499DW
SOG Package
PIN ASSIGNMENTS
PLASTIC DIP
DATA
b
c
d
VSS
III
IV
OSC
a
g
f
e
VDD
II
I
ENB
CLK
h
14
15
16
17
18
10
11
12
13
5
4
3
2
1
9
8
7
6
NC
5
4
3
2
1
10
9
8
7
6
14
15
16
17
18
19
20
11
12
13
SOG PACKAGE
NC
c
d
DATA
b
VSS
III
IV
OSC
a
g
f
e
VDD
II
I
ENB
CLK
h
18
1
NC = NO CONNECTION
20
1
© Motorola, Inc. 1995
SAME AS IN DL130/D R1


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