hef4541b NXP Semiconductors, hef4541b Datasheet - Page 7

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hef4541b

Manufacturer Part Number
hef4541b
Description
Programmable Timer
Manufacturer
NXP Semiconductors
Datasheet

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Philips Semiconductors
DC CHARACTERISTICS
V
Note
1. All inputs at 0 V or V
AC CHARACTERISTICS
V
Notes
1. where:
January 1995
Supply current
Supply voltage for automatic
Output current
Output current
Dynamic power dissipation
Total power dissipation
SS
SS
Programmable timer
power-on reset
enabled (note)
reset initialization (note)
HIGH; C
LOW; C
per package
(P)
when using the
on-chip oscillator (P)
f
f
C
V
C
f
= 0 V
= 0 V; T
i
o
osc
DD
L
t
= output frequency (MHz)
= input frequency (MHz)
= load capacitance (pF)
= supply voltage (V)
= timing capacitance (pF)
= oscillator frequency (MHz)
TC
TC
amb
, R
, R
TC
= 25 C; input transition times
TC
DD
; except input AR = input MR = 0 V (power-on reset active).
V
10
15
10
15
10
15
V
DD
5
5
5
5
V
0,4
0,5
1,5
10
15
10
15
V
V
DD
5
5
V
OL
13,5
V
4,6
9,5
2,5
V
OH
20 ns
I
V
I
SYMBOL
12 000 f
12 000 f
D
OL
I
I
DD
1 300 f
5 300 f
1 300 f
5 300 f
OH
OH
7
osc
osc
osc
i
i
i
1,4
0,33
1,00
3,20
MIN. MAX. MIN. TYP. MAX. MIN. MAX.
0,5
1,4
4,8
TYPICAL FORMULA FOR P ( W)
f
f
f
o
o
o
C
C
C
40
L
L
L
f
f
f
V
V
V
o
o
o
1600
C
C
C
DD
DD
DD
750
L
L
L
80
V
V
V
2
2
2
DD
DD
DD
0,85
2,70
2
2
2
8,5
0,4
1,2
4,0
1,2
0,27
T
amb
2C
2C
2C
250
500 1300
5
25
20
( C)
t
t
t
V
V
V
DD
DD
DD
2
2
2
600
80
f
f
f
osc
osc
osc
Product specification
(1)
HEF4541B
0,3
0,95
3,2
0,95
0,20
0,68
2,30
10 V
100 V
400 V
85
1500
230
700
MSI
DD
DD
DD
V
mA
mA
mA
mA
mA
mA
mA
A
A
A

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