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M74HC4028 数据表(PDF) 2 Page - STMicroelectronics

部件名 M74HC4028
功能描述  BCD TO DECIMAL DECODER
PDF  9 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

M74HC4028 数据表(HTML) 2 Page - STMicroelectronics

  M74HC4028 Datasheet HTML 1Page - STMicroelectronics M74HC4028 Datasheet HTML 2Page - STMicroelectronics M74HC4028 Datasheet HTML 3Page - STMicroelectronics M74HC4028 Datasheet HTML 4Page - STMicroelectronics M74HC4028 Datasheet HTML 5Page - STMicroelectronics M74HC4028 Datasheet HTML 6Page - STMicroelectronics M74HC4028 Datasheet HTML 7Page - STMicroelectronics M74HC4028 Datasheet HTML 8Page - STMicroelectronics M74HC4028 Datasheet HTML 9Page - STMicroelectronics  
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M74HC4028
2/9
INPUT AND OUTPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION
TRUTH TABLE
X : Don’t Care
LOGIC DIAGRAM
This logic diagram has not be used to estimate propagation delays
PIN No
SYMBOL
NAME AND FUNCTION
1, 2, 3, 4, 5,
6, 7, 9, 14,
15
Y0 to Y9
Decoder Outputs
10, 11, 12,
13
A to D
Data Inputs
8
GND
Ground (0V)
16
VCC
Positive Supply Voltage
INPUTS
OUTPUTS
SELECTED
OUTPUT
D
C
B
A
Y0
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
Y9
LL
LL
H
L
L
LLL
LL
LL
Y0
LL
L
H
L
H
L
LLL
LL
LL
Y1
LL
H
L
L
L
H
LLL
LL
LL
Y2
LL
H
H
L
L
L
H
LL
LL
LL
Y3
L
H
LLL
LL
L
H
L
L
L
L
L
Y4
LH
LHL
L
L
L
LH
L
L
L
L
Y5
L
H
H
L
L
L
L
LLL
H
L
LL
Y6
L
H
H
H
L
L
L
LLL
L
H
LL
Y7
H
L
LLL
LL
LLL
LL
H
L
Y8
H
L
L
H
L
L
L
LLL
LL
L
H
Y9
H
X
H
X
L
L
L
LLL
LL
LL
NONE
H
H
X
X
L
LL
LLL
LL
LL
NONE



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