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HEF4538BT-Q100J

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18
HEF4538B_Q100 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 2 — 10 December 2013 9 of 17
NXP Semiconductors
HEF4538B-Q100
Dual precision monostable multivibrator
11. Waveforms
Measurement points are given in Table 9.
Logic levels: V
OL
and V
OH
are typical output levels that occur with the output load.
Fig 6. Waveforms showing propagation delays
001aae736
V
M
t
W
t
r
t
f
V
M
V
M
V
M
V
M
t
W
V
M
t
PLH
V
M
nB input
nA input
nCD input
nQ output
nQ output
t
r
10 %
90 %
t
f
t
PLH
t
PHL
t
PHL
t
PHL
t
PLH
t
THL
t
TLH
10 %
10 %
90 %
90 %
V
M
t
THL
t
TLH
10 %
90 %
V
I
0 V
V
I
0 V
V
I
V
OH
V
OL
V
OH
V
OL
0 V
Table 9. Measurement points
Supply voltage Input Output
V
DD
V
M
V
M
5 V to 15 V 0.5V
DD
0.5V
DD
HEF4538B_Q100 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 2 — 10 December 2013 10 of 17
NXP Semiconductors
HEF4538B-Q100
Dual precision monostable multivibrator
Measurement points are given in Table 9.
Set-up and recovery times are shown as positive values but may be specified as negative values.
Logic levels: V
OL
and V
OH
are typical output levels that occur with the output load.
Fig 7. Waveforms showing minimum nA, nB, and nQ pulse widths and set-up, recovery and retrigger times
001aaj491
nCD input
nA input
nB input
t
W
t
rec
t
W
t
W
V
M
V
I
V
M
t
W
t
retrig
V
I
V
I
V
OH
0 V
0 V
0 V
V
OL
nQ output
HEF4538B_Q100 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 2 — 10 December 2013 11 of 17
NXP Semiconductors
HEF4538B-Q100
Dual precision monostable multivibrator
a. R
ext
= 100 k; C
ext
= 100 nF b. R
ext
= 100 k; C
ext
= 2 nF
(1) V
DD
= 5 V.
(2) V
DD
= 10 V.
(3) V
DD
= 15 V.
t
W
= 0 % at V
DD
= 10 V and T
amb
= 25 C
Fig 8. Typical normalized change in output pulse width as a function of ambient temperature
T
amb
(°C)
-60 14010020 60-20
001aae738
0
1
-1
2
3
∆t
W
(%)
-2
(3)
(2)
(1)
T
amb
(°C)
-60 14010020 60-20
001aae739
0
1
-1
2
3
∆t
W
(%)
-2
(1)
(2)
(3)
T
amb
= 25 C; t
W
= 0 % at V
DD
= 10 V; R
ext
= 100 k
(1) C
ext
= 2 nF.
(2) C
ext
= 100 nF.
R
ext
= 100 k; C
ext
= 100 nF; C
L
=50pF;
one monostable multivibrator switching only
(1) V
DD
= 15 V.
(2) V
DD
= 10 V.
(3) V
DD
= 5 V.
Fig 9. Typical normalized change in output pulse
width as a function of the supply voltage
Fig 10. Total supply current as a function of the output
duty factor
V
DD
(V)
0161248
001aae740
0
1
−1
2
3
Δt
W
(%)
−2
(1)
(2)
001aae741
δ (%)
10
−2
10
2
1010
−1
1
1
10
10
2
10
3
I
DD
(μA)
10
−1
(1)
(2)
(3)
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18

HEF4538BT-Q100J

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Buy HEF4538BT-Q100J
Manufacturer:
Nexperia
Description:
Monostable Multivibrator HEF4538BT-Q100/SO16/REEL 13" Q
Lifecycle:
New from this manufacturer.
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