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SN74LS248DW 데이터시트(PDF) 2 Page - Motorola, Inc

부품명 SN74LS248DW
상세설명  BCD-TO-SEVEN-SEGMENT DECODERS/DRIVERS
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제조업체  MOTOROLA [Motorola, Inc]
홈페이지  http://www.freescale.com
Logo MOTOROLA - Motorola, Inc

SN74LS248DW 데이터시트(HTML) 2 Page - Motorola, Inc

  SN74LS248DW Datasheet HTML 1Page - Motorola, Inc SN74LS248DW Datasheet HTML 2Page - Motorola, Inc SN74LS248DW Datasheet HTML 3Page - Motorola, Inc SN74LS248DW Datasheet HTML 4Page - Motorola, Inc SN74LS248DW Datasheet HTML 5Page - Motorola, Inc SN74LS248DW Datasheet HTML 6Page - Motorola, Inc SN74LS248DW Datasheet HTML 7Page - Motorola, Inc SN74LS248DW Datasheet HTML 8Page - Motorola, Inc  
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5-403
FAST AND LS TTL DATA
SN54/74LS247
• SN54/74LS248 • SN54/74LS249
SN54 / 74LS247
(TOP VIEW)
14
13
12
11
10
9
1
2
3
4
5
6
7
16
15
8
VCC
B
f
g
a
b
d
c
e
C
LAMP
TEST
RB
OUT
PUT
RB
IN
PUT
D
A
GND
INPUTS
INPUTS
OUTPUTS
f g a b c d e
B C LT RBORBI D A
BI/
14
13
12
11
10
9
1
2
3
4
5
6
7
16
15
8
VCC
B
f
g
a
b
d
c
e
C
LAMP
TEST
RB
OUT
PUT
RB
IN
PUT
D
A
GND
INPUTS
INPUTS
OUTPUTS
f g a b c d e
B C LT RBORBI D A
BI/
SN54 / 74LS248
SN54 / 74LS259
(TOP VIEW)
ALL CIRCUIT TYPES FEATURE LAMP INTENSITY MODULATION CAPABILITY
DRIVER OUTPUTS
TYPICAL
POWER
DISSIPATION
TYPE
ACTIVE
LEVEL
OUTPUT
CONFIGURATION
SINK
CURRENT
MAX
VOLTAGE
TYPICAL
POWER
DISSIPATION
SN54LS247
low
open-collector
12 mA
15 V
35 mW
SN54LS248
high
2.0 k
Ω pull-up
2.0 mA
5.5 V
125 mW
SN54LS249
high
open-collector
4.0 mA
5.5 V
40 mW
SN74LS247
low
open-collector
24 mA
15 V
35 mW
SN74LS248
high
2.0 k
Ω pull-up
6.0 mA
5.5 V
125 mW
SN74LS249
high
open-collector
8.0 mA
5.5 V
40 mW
INPUT
A
(7)
INPUT
B
INPUT
C
(1)
(2)
(6)
INPUT
D
(4)
BI/RBO
BLANKING
INPUT OR
RIPPLEBLANKING
OUTPUT
LAMP TEST
INPUT
(3)
RBI
RIPPLEBLANKING
INPUT
(5)
OUTPUT
(13)
a
(12) OUTPUT
b
(11) OUTPUT
c
(10) OUTPUT
d
(9)
OUTPUT
e
(15) OUTPUT
f
(14) OUTPUT
g
INPUT
A
(7)
INPUT
B
INPUT
C
(1)
(2)
(6)
INPUT
D
(4)
BLANKING
INPUT OR
RIPPLEBLANKING
OUTPUT
LAMP TEST
INPUT
(3)
RIPPLEBLANKING
INPUT
(5)
OUTPUT
(13)
a
(12) OUTPUT
b
(11) OUTPUT
c
(10) OUTPUT
d
(9)
OUTPUT
e
(15) OUTPUT
f
(14) OUTPUT
g
LOGIC DIAGRAM
LS247
LS248, LS249


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