HCF4532BM1 STMicroelectronics, HCF4532BM1 Datasheet

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HCF4532BM1

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

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

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Part Number:
HCF4532BM1
Manufacturer:
ST
0
DESCRIPTION
HCF4532B is a monolithic integrated circuit
fabricated
technology available in DIP and SOP packages.
HCF4532B consists of a combinational logic that
encodes the highest priority input (D7-D0) to a
3-bit binary code. The eight inputs, D7 through D0,
PIN CONNECTION
May 2004
CONVERTS FROM 1 TO 8 TO INPUTS
BINARY
PROVIDES CASCADING FEATURE TO
HANDLE ANY NUMBER OF INPUTS
GROUP SELECT INDICATES ONE OR
MORE PRIORITY INPUTS
QUIESCENT CURRENT SPECIFIED UP TO
20V
STANDARDIZED SYMMETRICAL OUTPUT
CHARACTERISTICS
5V, 10V AND 15V PARAMETRIC RATINGS
INPUT LEAKAGE CURRENT
I
100% TESTED FOR QUIESCENT CURRENT
MEETS ALL REQUIREMENTS OF JEDEC
JESD13B "STANDARD SPECIFICATIONS
FOR DESCRIPTION OF B SERIES CMOS
DEVICES"
I
= 100nA (MAX) AT V
in
Metal
Oxide
DD
= 18V T
Semiconductor
A
= 25°C
ORDER CODES
each have an assigned priority. D7 is the highest
priority and D0 is the lowest. The priority encoder
is inhibited when the chip enable input E
When E
highest priority input appears on output lines
Q2-Q0, and the group select line GS is high to
indicate that priority inputs are present. The
enable out (E
present. If any input is high, E
cascaded lower order stages are disabled.
PACKAGE
8-BIT PRIORITY ENCODER
SOP
DIP
I
is high, the binary representation of the
DIP
O
HCF4532BM1
HCF4532BEY
) is high when no priority inputs are
TUBE
HCF4532B
Rev. 2
HCF4532M013TR
O
SOP
is low and all
T & R
I
is low.
1/13

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HCF4532BM1 Summary of contents

Page 1

... The enable out (E Semiconductor present. If any input is high, E cascaded lower order stages are disabled. HCF4532B DIP SOP TUBE T & R HCF4532BEY HCF4532BM1 HCF4532M013TR high when no priority inputs are O is low and all O Rev low. 1/13 ...

Page 2

HCF4532B Figure 1: Input Equivalent Circuit Figure 2: Functional Diagram Table 2: Truth Table INPUTS ...

Page 3

Figure 3: Logic Diagram Table 3: Absolute Maximum Ratings Symbol V Supply Voltage Input Voltage Input Current I P Power Dissipation per Package D Power Dissipation per Output Transistor T Operating Temperature op T ...

Page 4

HCF4532B Table 4: Recommended Operating Conditions Symbol V Supply Voltage DD V Input Voltage I T Operating Temperature op Table 5: DC Specifications Symbol Parameter V (V) I Quiescent Current 0/5 L 0/10 0/15 0/20 V High Level Output 0/5 ...

Page 5

Table 6: Dynamic Electrical Characteristics (T Symbol Parameter t t Propagation Delay Time PLH PHL ( GS Propagation Delay Time PLH PHL ( GS) I ...

Page 6

HCF4532B Figure Keyboard Encoder Table 7: Truth Table ...

Page 7

Figure 6: Digital To Analog Conversion Figure 7: Test Circuit C = 50pF or equivalent (includes jig and probe capacitance 200K pulse generator (typically OUT HCF4532B 7/13 ...

Page 8

HCF4532B Figure 8: Waveform - Propagation Delay Times (f=1MHz; 50% duty cycle) 8/13 ...

Page 9

Plastic DIP-16 (0.25) MECHANICAL DATA mm. DIM. MIN. TYP a1 0. 2.54 e3 17. MAX. MIN. 0.020 1.65 0.030 0.5 20 8.5 7.1 5.1 3.3 1.27 HCF4532B inch ...

Page 10

HCF4532B DIM. MIN 0 0. 9 3.8 G 4 10/13 SO-16 MECHANICAL DATA mm. TYP MAX. 1.75 0.2 1.65 0.46 0.25 ...

Page 11

Tape & Reel SO-16 MECHANICAL DATA mm. DIM. MIN. TYP A C 12 6.45 Bo 10.3 Ko 2.1 Po 3.9 P 7.9 MAX. MIN. 330 13.2 0.504 0.795 2.362 22.4 6.65 0.254 10.5 0.406 ...

Page 12

HCF4532B Table 8: Revision History Date Revision 07-May-2004 2 12/13 Description of Changes Mistake Truth Table - Table 2 - Pag. 2 ...

Page 13

... No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied ...

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