HCF4532BM1 STMicroelectronics, HCF4532BM1 Datasheet - Page 2

• Manufacturer Part Number: HCF4532BM1
• Description: Encoders, Decoders, Multiplexers & Demultiplexers 8-In Priority Encodr
• Manufacturer: STMicroelectronics

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

HCF4532B
Figure 1: Input Equivalent Circuit
Figure 2: Functional Diagram
Table 2: Truth Table
X : Don’t Care
2/13
E
H
H
H
H
H
H
H
H
H
L
I
D7
H
X
L
L
L
L
L
L
L
L
D6
H
X
X
L
L
L
L
L
L
L
D5
H
X
X
X
L
L
L
L
L
L
INPUTS
D4
H
X
X
X
X
L
L
L
L
L
D3
H
X
X
X
X
X
L
L
L
L
D2
X
X
X
X
X
X
H
L
L
L
Table 1: Pin Description
D1
H
X
L
X
X
X
X
X
X
L
13, 1, 2, 3, 4
10, 11, 12,
PIN N°
9, 7, 6
15
14
16
5
8
D0
H
X
X
X
X
X
X
X
X
L
GS
SYMBOL
Q0 to Q2
D0 to D7
H
H
H
H
H
H
H
H
L
L
V
V
GS
E
E
SS
DD
O
I
Q2
H
H
H
H
L
L
L
L
L
L
Data Inputs
Data Output Lines
Chip Enable Input
Enable Output
Group Select Line
Negative Supply Voltage
Positive Supply Voltage
OUTPUTS
NAME AND FUNCTION
Q1
H
H
H
H
L
L
L
L
L
L
Q0
H
H
H
H
L
L
L
L
L
L
E
H
L
L
L
L
L
L
L
L
L
O