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HCF40147B 데이터시트 PDF




STMicroelectronics에서 제조한 전자 부품 HCF40147B은 전자 산업 및 응용 분야에서
광범위하게 사용되는 반도체 소자입니다.


 

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부품번호 HCF40147B 기능
기능 10 TO 4 LINE BCD PRIORITY ENCODER
제조업체 STMicroelectronics
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HCF40147B 데이터시트, 핀배열, 회로
HCC40147B
HCF40147B
10 TO 4 LINE BCD PRIORITY ENCODER
. ENCODES 10 LINE TO 4 LINE BCD
. ACTIVE LOW INPUTS AND OUTPUTS
. STANDARDIZED, SYMMETRICAL OUTPUT
CHARACTERIZATION
. 100 % TESTED FOR QUIESCENT CURRENT
AT 20 V
. 5V, 10V AND 15V PARAMETRIC RATINGS
. MAXIMUM INPUT CURREENT OF 1 µA AT 18V
. OVER FULL PACKAGE TEMPERATURE
RANGE; 100 nA AT 18 V AND 25 oC
NOISE MARGIN (FULL PACKAGE TEMPERA-
TURE RANGE): 1V AT VDD = 5V, 2V AT
VDD = 10V, 2.5V AT VDD = 15V
...APPLICATIONS:
KEYBOARD ENCODING
10 LINE TO BCD ENCODING
RANGE SELECTION
EY
(Plastic Package)
M1
(Micro Package)
F
(Ceramic Package)
C1
(Chip Carrier)
ORDER CODES :
HCC40147BF
HCF40147BM1
HC F 4 0147 BE Y
HCF40147BC1
PIN CONNECTIONS
DESCRIPTION
The HCC/HCF40147B CMOS encoder features
priority encoding of the inputs to ensure that only the
highest order data line is encoded. Ten data input
lines (0-9) are encoded to four line (8, 4, 2, 1) BCD.
The highest priority line is line 9. All four output lines
are logic 1 (VSS) when all input lines are logic 0. All
inputs and outputs are buffered, and each output
can drive one TTL Low Power Schottky load. The
HCC/HCFF40147 is functionally similar to the
T54/T74LS147 if pin 15 is tied low.
The HCC/HCF40147B types are supplied in 16 lead
plastic or ceramic and plastic micropackage.
April 1991
1/12




HCF40147B pdf, 반도체, 판매, 대치품
HCC/HCF40147B
STATIC ELECTRICAL CHARACTERISTICS (over recommended operating conditions)
Symbol
Parameter
Test Conditios
VI VO |IO| VDD
(V) (V) (µA) (V)
TLOW *
Min. Max.
Value
25 oC
Min. Typ. Max.
THIGH *
Min. Max.
IL Quiescent
0/5
Current
HCC 0/10
Types 0/15
5 1 0.02 1 30
10 2 0.02 2
60
15 4 0.02 4 120
0/20 20 20 0.04 20 600
HCF 0/5
Types 0/10
0/15
5 4 0.02 4 30
10 8 0.02 8
60
15 16 0.02 16 120
VOH Output High
Voltage
0/5
0/10
< 1 5 4.95
< 1 10 9.95
4.95
9.95
4.95
9.95
0/15
< 1 15 14.95
14.95
14.95
VOL Output Low
Voltage
5/0
10/0
<1 5
< 1 10
0.05
0.05
0.05 0.05
0.05 0.05
15/0
< 1 15
0.05
0.05 0.05
VIH Input High
Voltage
0.5/4.5 < 1 5 3.5
1/9 < 1 10 7
3.5
7
3.5
7
1.5/13.5 < 1 15 11
11
11
VIL Input Low
Voltage
4.5/0.5 < 1 5
9/1 < 1 10
1.5
3
1.5 1.5
33
13.5/1.5 < 1 15
4
44
IOH Output
Drive
Current
0/5
HCC 0/5
Types 0/10
2.5
4.6
9.5
5 -2
5 -0.64
10 -1.6
-1.6
-0.51
-1.3
-3.2
-1
-2.6
-1.15
-0.36
-0.9
0/15 13.5
15 -4.2
-3.4 -6.8
-2.4
0/5
HCF 0/5
Types 0/10
2.5
4.6
9.5
5 -1.53
5 -0.52
10 -1.3
-1.36 -3.2
-0.44 -1
-1.1 -2.6
-1.1
-0.36
-0.9
0/15 13.5
15 -3.6
-3.0 -6.8
-2.4
IOL Output
Sink
Current
HCC 0/5
Types 0/10
0/15
0.4
0.5
1.5
5 0.64
10 1.6
15 4.2
0.51 1
1.3 2.6
3.4 6.8
0.36
0.9
2.4
IIH, IIL
HCF
Types
Input Leakage
Current
0/5
0/10
0/15
0/18
0/15
0.4
0.5
1.5
Any Input
5 0.52
0.44 1
0.36
10 1.3
1.1 2.6
0.9
15 3.6
3.0 6.8
2.4
18
±0.1
±10-5 ±0.1
15
±0.3
±10-5 ±0.3
±1
±1
CI Input Capacitance
Any Input
* TLOW = -55 oC for HCC device: -40 oC for HCF device.
* THIGH = +125 oC for HCC device: +85 oC for HCF device.
5 7.5
The Noise Margin for both ”1” and ”0” level is: 1V min. with VDD = 5 V, 2 V min. with VDD = 10 V, 2.5 V min. with VDD = 15 V
Unit
µA
V
V
V
V
mA
mA
µA
µA
pF
4/12

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HCF40147B 전자부품, 판매, 대치품
TEST CIRCUITS
Quiescent Device Current.
Noise Immunity.
HCC/HCF40147B
Input Leakage Current.
Dynamic Power DIssipation Test Circuit
7/12

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HCF40147B

10 TO 4 LINE BCD PRIORITY ENCODER

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