m54hc4538k1 STMicroelectronics, m54hc4538k1 Datasheet

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m54hc4538k1

Manufacturer Part Number
m54hc4538k1
Description
Dual Retriggerable Monostable Multivibrator
Manufacturer
STMicroelectronics
Datasheet
DESCRIPTION
The M54HC4538 is an high speed CMOS
MONOSTABLE MULTIVIBRATOR fabricated with
silicon gate C
Each multivibrator features both a negative A, and
a positive B, edge triggered input, either of which
can be used as an inhibit input. Also included is a
PIN CONNECTION
June 2004
HIGH SPEED:
t
LOW POWER DISSIPATION:
STAND BY STATE:
I
ACTIVE STATE:
I
HIGH NOISE IMMUNITY:
V
SYMMETRICAL OUTPUT IMPEDANCE:
|I
BALANCED PROPAGATION DELAYS:
t
WIDE OPERATING VOLTAGE RANGE:
V
WIDE OUTPUT PULSE WIDTH RANGE:
t
PIN AND FUNCTION COMPATIBLE WITH
54 SERIES 4538
DEVICE FULLY COMPLIANT WITH
SCC-9207-008
PD
CC
CC
PLH
WOUT
OH
NIH
CC
=4 A (MAX.) at T
=200 A (TYP.) at V
= 25 ns (TYP.) at V
| = I
(OPR) = 2V to 6V
= V
t
= 120 ns ~ 60 s OVER AT V
PHL
OL
NIL
2
= 4mA (MIN)
MOS technology.
= 28% V
A
CC
=25°C
CC
CC
(MIN.)
= 6V
= 6V
CC
= 4.5 V
RAD HARD DUAL RETRIGGERABLE
MONOSTABLE MULTIVIBRATOR
ORDER CODES
clear input that when taken low resets the one
shot.
retriggerable. That is, they may be triggered
repeatedly while their outputs are generating a
pulse and the pulse will be extended. Pulse width
stability over a wide range of temperature and
supply is achieved using linear CMOS techniques.
The output pulse equation is simply:
PW = 0.7 (R)(C) where PW is in seconds, R in
Ohms and C is in Farads.
All inputs are equipped with protection circuits
against static discharge and transient excess
voltage.
PACKAGE
DILC
FPC
The
DILC-16
M54HC4538D
M54HC4538K
monostable
FM
M54HC4538
Rev. 1
multivibrator
M54HC4538D1
M54HC4538K1
FPC-16
EM
1/13
are

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m54hc4538k1 Summary of contents

Page 1

... The output pulse equation is simply 0.7 (R)(C) where seconds Ohms and Farads. All inputs are equipped with protection circuits against static discharge and transient excess voltage. M54HC4538 DILC-16 FM DILC M54HC4538D FPC M54HC4538K The monostable multivibrator Rev. 1 FPC-16 EM M54HC4538D1 M54HC4538K1 are 1/13 ...

Page 2

M54HC4538 Figure 1: IEC Logic Symbols Figure 2: Input And Output Equivalent Circuit Table 2: TRUTH TABLE INPUTS Don’t Care 2/13 Table 1: Pin Description PIN N° 1, ...

Page 3

Figure 3: System Diagram This logic diagram has not be used to estimate propagation delays Figure 4: Timing Chart M54HC4538 3/13 ...

Page 4

M54HC4538 Figure 5: Block Diagram (1) Cx, Rx, Dx are external components. ( clamping diode. The external capacitor is charged trough an internal parasitic diode (see figures sufficiently large and V ...

Page 5

Table 3: Absolute Maximum Ratings Symbol V Supply Voltage Input Voltage Output Voltage Input Diode Current Output Diode Current Output Current ...

Page 6

M54HC4538 Table 5: DC Specifications Symbol Parameter V High Level Input IH Voltage V Low Level Input IL Voltage V High Level Output OH Voltage V Low Level Output OL Voltage I Input Leakage I Current I Input Leakage I ...

Page 7

Table 6: AC Electrical Characteristics (C Symbol Parameter t t Output Transition TLH THL Time t t Propagation Delay PLH PHL Time ( Propagation Delay PLH PHL Time ( Output ...

Page 8

M54HC4538 Table 7: Capacitive Characteristics Symbol Parameter C Input Capacitance IN C Power Dissipation PD Capacitance (note defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without ...

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Figure 7: Switching Characteristics Test Waveform (f=1MHz; 50% duty cycle) M54HC4538 9/13 ...

Page 10

M54HC4538 DIM. MIN. A 2.1 a1 3.00 a2 0.63 B 1.82 b 0.40 b1 0.20 D 20. 17.65 e2 7. 10.90 L 1.14 10/13 DILC-16 MECHANICAL DATA mm. TYP MAX. 2.71 3.70 ...

Page 11

FPC-16 MECHANICAL DATA DIM. MIN. A 6.75 B 9.76 C 1.49 D 0.102 0.127 E 8. 0.38 H 6.0 L 18. mm. TYP MAX. 6.91 7.06 0.266 9.94 10.14 ...

Page 12

M54HC4538 Table 8: Revision History Date Revision 16-Jun-2004 1 12/13 Description of Changes First Release ...

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... 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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