Nexperia
HEF4047B
Monostable/astable multivibrator
HEF4047B All information provided in this document is subject to legal disclaimers. © Nexperia B.V. 2017. All rights reserved.
Product data sheet Rev. 6 — 17 March 2017
7 / 22
10 Dynamic characteristics
Table 6. Dynamic characteristics
V
SS
= 0 V; T
amb
= 25 °C; unless otherwise specified; for waveform and test circuit, see Figure 4 and Figure 5.
Symbol Parameter Conditions V
DD
Extrapolation formula Min Typ Max Unit
5 V
[1]
68 ns + (0.55 ns/pF)C
L
- 95 190 ns
10 V
[1]
43 ns + (0.23 ns/pF)C
L
- 45 90 ns
t
PHL
HIGH to LOW
propagation delay
ASTABLE, ASTABLE
to OSCILLATOR
OUTPUT
15 V
[1]
22 ns + (0.16 ns/pF)C
L
- 30 60 ns
5 V
[1]
58 ns + (0.55 ns/pF)C
L
- 85 170 ns
10 V 29 ns + (0.23 ns/pF)C
L
- 40 80 ns
t
PLH
LOW to HIGH
propagation delay
ASTABLE, ASTABLE
to OSCILLATOR
OUTPUT
15 V 22 ns + (0.16 ns/pF)C
L
- 30 60 ns
5 V
[1]
123 ns + (0.55 ns/pF)C
L
- 150 300 ns
10 V 54 ns + (0.23 ns/pF)C
L
- 65 130 ns
t
PHL
HIGH to LOW
propagation delay
ASTABLE, ASTABLE
to O, O
15 V 42 ns + (0.16 ns/pF)C
L
- 50 100 ns
5 V
[1]
103 ns + (0.55 ns/pF)C
L
- 130 260 ns
10 V 49 ns + (0.23 ns/pF)C
L
- 60 120 ns
t
PLH
LOW to HIGH
propagation delay
ASTABLE, ASTABLE
to O, O
15 V 37 ns + (0.16 ns/pF)C
L
- 45 90 ns
5 V
[1]
133 ns + (0.55 ns/pF)C
L
- 160 320 ns
10 V 54 ns + (0.23 ns/pF)C
L
- 65 130 ns
t
PHL
HIGH to LOW
propagation delay
+/-TRIGGER to O, O
15 V 42 ns + (0.16 ns/pF)C
L
- 50 100 ns
5 V
[1]
128 ns + (0.55 ns/pF)C
L
- 155 310 ns
10 V 54 ns + (0.23 ns/pF)C
L
- 65 130 ns
t
PLH
LOW to HIGH
propagation delay
+/-TRIGGER to O, O
15 V 42 ns + (0.16 ns/pF)C
L
- 50 100 ns
5 V
[1]
38 ns + (0.55 ns/pF)C
L
- 65 130 ns
10 V 19 ns + (0.23 ns/pF)C
L
- 30 60 ns
t
PHL
HIGH to LOW
propagation delay
+TRIGGER,
RETRIGGER to O
15 V 17 ns + (0.16 ns/pF)C
L
- 25 50 ns
5 V
[1]
68 ns + (0.55 ns/pF)C
L
- 95 190 ns
10 V 29 ns + (0.23 ns/pF)C
L
- 40 80 ns
t
PLH
LOW to HIGH
propagation delay
+TRIGGER,
RETRIGGER to O
15 V 22 ns + (0.16 ns/pF)C
L
- 30 60 ns
5 V
[1]
83 ns + (0.55 ns/pF)C
L
- 100 200 ns
10 V 34 ns + (0.23 ns/pF)C
L
- 45 90 ns
t
PHL
HIGH to LOW
propagation delay
MR to O
15 V 27 ns + (0.16 ns/pF)C
L
- 35 70 ns
5 V
[1]
83 ns + (0.55 ns/pF)C
L
- 100 200 ns
10 V 34 ns + (0.23 ns/pF)C
L
- 45 90 ns
t
PLH
LOW to HIGH
propagation delay
MR to O
15 V 27 ns + (0.16 ns/pF)C
L
- 35 70 ns
5 V
[1]
10 ns + (1.0 ns/pF)C
L
- 60 120 ns
10 V 9 ns + (0.42 ns/pF)C
L
- 30 60 ns
t
THL
HIGH to LOW
output transition
time
15 V 6 ns + (0.28 ns/pF)C
L
- 20 40 ns
Nexperia
HEF4047B
Monostable/astable multivibrator
HEF4047B All information provided in this document is subject to legal disclaimers. © Nexperia B.V. 2017. All rights reserved.
Product data sheet Rev. 6 — 17 March 2017
8 / 22
Symbol Parameter Conditions V
DD
Extrapolation formula Min Typ Max Unit
5 V
[1]
10 ns + (1.0 ns/pF)C
L
- 60 120 ns
10 V 9 ns + (0.42 ns/pF)C
L
- 30 60 ns
t
TLH
LOW to HIGH
output transition
time
15 V 6 ns + (0.28 ns/pF)C
L
- 20 40 ns
5 V - 220 110 - ns
10 V - 100 50 - ns
any input except MR
15 V - 70 35 - ns
5 V - 60 30 - ns
10 V - 30 15 - ns
t
W
pulse width
MR HIGH
15 V - 20 10 - ns
[1] The typical values of the propagation delay and transition times are calculated from the extrapolation formulas shown (C
L
in pF).
10.1 Waveform and test circuit
aaa-014878
input
output
t
PLH
t
PHL
t
W
0 V
V
I
V
M
V
M
V
OH
V
OL
t
THL
t
TLH
90 %
10 %
10 %
90 %
t
r
t
f
Measurement points are given in Table 7.
Logic levels: V
OL
and V
OH
are typical output voltage levels that occur with the output load.
Figure 4. input to output propagation delays, output transition time and pulse width
Table 7. Measurement points
Supply voltage Input Output
V
DD
V
M
V
M
5 V to 15 V 0.5V
DD
0.5V
DD
Nexperia
HEF4047B
Monostable/astable multivibrator
HEF4047B All information provided in this document is subject to legal disclaimers. © Nexperia B.V. 2017. All rights reserved.
Product data sheet Rev. 6 — 17 March 2017
9 / 22
V
M
V
M
t
W
t
W
10 %
90 %
10 %
90 %
0 V
V
I
V
I
negative
pulse
positive
pulse
0 V
V
M
V
M
90 %
10 %
90 %
10 %
t
f
t
r
t
r
t
f
001aaj781
a. Input waveform
001aaj915
V
EXT
V
DD
V
I
V
O
DUT
C
L
R
T
R
L
G
b. Test circuit
Test and measurement data is given in Table 8.
Definitions test circuit:
R
T
= Termination resistance should be equal to output impedance Z
o
of the pulse generator.
C
L
= Load capacitance including jig and probe capacitance.
Figure 5. Test circuit for measuring switching times
Table 8. Test data
Input Load V
EXT
Supply voltage
V
I
t
r
, t
f
C
L
R
L
t
PLH
, t
PHL
5 V to 15 V V
DD
≤ 20 ns 50 pF 1 kΩ open

HEF4047BP,652

Mfr. #:
Manufacturer:
NXP Semiconductors
Description:
Monostable Multivibrator MONO/ASTBL MLTVIBRTR
Lifecycle:
New from this manufacturer.
Delivery:
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