HCF4532BM1 STMicroelectronics, HCF4532BM1 Datasheet - Page 6
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HCF4532BM1
Manufacturer Part Number
HCF4532BM1
Description
Encoders, Decoders, Multiplexers & Demultiplexers 8-In Priority Encodr
Manufacturer
STMicroelectronics
Datasheet
1.HCF4532BM1.pdf
(13 pages)
Specifications of HCF4532BM1
Product Category
Encoders, Decoders, Multiplexers & Demultiplexers
Product
Encoders
Logic Family
HCF45
Number Of Lines (input / Output)
8 / 3
Propagation Delay Time
440 ns at 5 V, 220 ns at 10 V, 160 ns at 15 V
Supply Voltage - Max
20 V
Supply Voltage - Min
3 V
Maximum Operating Temperature
+ 125 C
Mounting Style
SMD/SMT
Package / Case
SO-16
Minimum Operating Temperature
- 55 C
Number Of Input Lines
8
Number Of Output Lines
3
Power Dissipation
200 mW
Factory Pack Quantity
50
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
HCF4532B
Figure 5: 0 To 9 Keyboard Encoder
Table 7: Truth Table
X : Don’t Care
6/13
D9
H
L
L
L
L
L
L
L
L
L
D8
X
H
L
L
L
L
L
L
L
L
D7
X
X
H
L
L
L
L
L
L
L
D6
X
X
X
H
L
L
L
L
L
L
D5
X
X
X
X
H
L
L
L
L
L
INPUTS
D4
X
X
X
X
X
H
L
L
L
L
D3
X
X
X
X
X
X
H
L
L
L
D2
X
X
X
X
X
X
X
H
L
L
D1
X
X
X
X
X
X
X
X
H
L
D0
X
X
X
X
X
X
X
X
X
H
GS
H
H
H
H
H
H
H
H
L
L
Q3’
H
H
L
L
L
L
L
L
L
L
OUTPUTS
Q2’
H
H
H
H
L
L
L
L
L
L
Q1’
H
H
H
H
L
L
L
L
L
L
Q0
H
H
H
H
H
L
L
L
L
L