HEF4538B(2009) View Datasheet(PDF) - NXP Semiconductors.
Part Name
Description
Manufacturer
HEF4538B Datasheet PDF : 17 Pages
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NXP Semiconductors
HEF4538B
Dual precision monostable multivibrator
Table 6. Static characteristics …continued
VSS = 0 V; VI = VSS or VDD unless otherwise specified.
Symbol Parameter Conditions
VDD
Tamb = −40 °C
Min Max
IOH
HIGH-level
VO = 2.5 V
output current VO = 4.6 V
5V
−1.7
-
5 V −0.64 -
VO = 9.5 V
10 V
−1.6
-
VO = 13.5 V
15 V
−4.2
-
IOL
LOW-level
VO = 0.4 V
output current VO = 0.5 V
5V
0.64
-
10 V
1.6
-
VO = 1.5 V
15 V
4.2
-
II
input leakage nREXT/CEXT 15 V
-
±0.1
current
CI
input
capacitance
-
-
-
Tamb = 25 °C
Min Max
−1.4 -
−0.5 -
−1.3 -
−3.4 -
0.5
-
1.3
-
3.4
-
- ±0.1
-
7.5
Tamb = 85 °C Tamb = 125 °C Unit
Min Max Min Max
−1.1 - −1.1 - mA
−0.36 - −0.36 - mA
−0.9 - −0.9 - mA
−2.4 - −2.4 - mA
0.36 - 0.36 - mA
0.9 - 0.9
- mA
2.4 - 2.4
- mA
- ±1.0 - ±1.0 µA
-
-
-
- pF
Table 7. Typical static characteristics
VSS = 0 V; VI = VSS or VDD; Tamb = +25 °C.
Symbol Parameter
Conditions
IDD
supply current
active state
CI
input capacitance
nREXT/CEXT
VDD
Typ
5V
[1]
55
10 V
150
15 V
220
-
15
[1] Only one monostable is switching: for the specified current during the output pulse (output Q is HIGH).
Unit
µA
µA
µA
pF
11. Dynamic characteristics
Table 8. Dynamic characteristics
VSS = 0 V; Tamb = 25 °C; for test circuit see Figure 11.
Symbol Parameter
Conditions
VDD
tPHL
HIGH to LOW nA, nB to nQ;
propagation
see Figure 6
delay
5V
10 V
15 V
nCD to nQ; see Figure 6 5 V
10 V
15 V
tPLH
LOW to HIGH nA, nB to nQ;
propagation
see Figure 6
delay
5V
10 V
15 V
nCD to nQ; see Figure 6 5 V
10 V
15 V
Extrapolation formula[1] Min
193 ns + (0.55 ns/pF) CL -
74 ns + (0.23 ns/pF) CL -
52 ns + (0.16 ns/pF) CL -
98 ns + (0.55 ns/pF) CL -
44 ns + (0.23 ns/pF) CL -
32 ns + (0.16 ns/pF) CL -
173 ns + (0.55 ns/pF) CL -
79 ns + (0.23 ns/pF) CL -
52 ns + (0.16 ns/pF) CL -
98 ns + (0.55 ns/pF) CL -
44 ns + (0.23 ns/pF) CL -
32 ns + (0.16 ns/pF) CL -
Typ Max Unit
220 440 ns
85 190 ns
60 120 ns
125 250 ns
55 110 ns
40 80 ns
200 460 ns
90 180 ns
60 120 ns
125 250 ns
55 110 ns
40 80 ns
HEF4538B_6
Product data sheet
Rev. 06 — 2 November 2009
© NXP B.V. 2009. All rights reserved.
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