74HC4538U,029 NXP Semiconductors, 74HC4538U,029 Datasheet - Page 4
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74HC4538U,029
Manufacturer Part Number
74HC4538U,029
Description
Manufacturer
NXP Semiconductors
Datasheet
1.74HC4538U029.pdf
(13 pages)
Specifications of 74HC4538U,029
Logic Family
HC
High Level Output Current
-5.2mA
Low Level Output Current
5.2mA
Quiescent Current
8nA
Number Of Elements
2
Operating Temperature Classification
Automotive
Operating Supply Voltage (max)
6V
Operating Supply Voltage (typ)
5V
Operating Temperature (min)
-40C
Operating Temperature (max)
125C
Technology
CMOS
Abs. Propagation Delay Time
400ns
Operating Supply Voltage (min)
2V
Lead Free Status / RoHS Status
Compliant
Philips Semiconductors
September 1993
Dual retriggerable precision monostable
multivibrator
(1) Connect C
(1) Positive edge triggering.
(2) Positive edge retriggering (pulse
(3) Negative edge triggering.
(4) Reset (pulse shortening).
(5) V
(6) T = 0.7
Fig.5
lengthening).
ref1
and V
TC
Fig.4 Functional diagram.
R
Connection of the external timing
components R
ref2
(pins 1 and 15) to GND (pin 8).
t
C
are internal reference voltages.
t
(see also Fig.5).
t
and C
t
.
Fig.6 Timing diagram.
4
FUNCTION TABLE
Notes
1. H = HIGH voltage level
nA
H
X
0
L = LOW voltage level
X = don’t care
= LOW-to-HIGH transition
= HIGH-to-LOW transition
= one HIGH level output pulse
= one LOW level output pulse
nA
L
X
INPUTS
1
nR
H
H
L
D
74HC/HCT4538
nQ
L
Product specification
OUTPUTS
nQ
H