Timers & Support Products LOG CMOS OSILATR TIMER

MC14541BCP

Manufacturer Part NumberMC14541BCP
DescriptionTimers & Support Products LOG CMOS OSILATR TIMER
ManufacturerON Semiconductor
TypeProgrammable
MC14541BCP datasheet
 


Specifications of MC14541BCP

Number Of Internal Timers1Supply Voltage (max)18 V
Supply Voltage (min)3 VMaximum Power Dissipation500 mW
Maximum Operating Temperature+ 125 CMinimum Operating Temperature- 55 C
Mounting StyleThrough HolePropagation Delay (max)18000 ns, 10000 ns, 7500 ns
Package / CasePDIP-14Lead Free Status / RoHS StatusLead free / RoHS Compliant
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Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î
SWITCHING CHARACTERISTICS (Note 5)
Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î
Characteristic
Output Rise and Fall Time
t
, t
= (1.5 ns/pF) C
+ 25 ns
TLH
THL
L
t
, t
= (0.75 ns/pF) C
+ 12.5 ns
TLH
THL
L
t
, t
= (0.55 ns/pF) C
+ 9.5 ns
TLH
THL
L
8
Propagation Delay, Clock to Q (2
Output)
t
, t
= (1.7 ns/pF) C
+ 3415 ns
PLH
PHL
L
t
, t
= (0.66 ns/pF) C
+ 1217 ns
PLH
PHL
L
t
, t
= (0.5 ns/pF) C
+ 875 ns
PLH
PHL
L
16
Propagation Delay, Clock to Q (2
Output)
t
, t
= (1.7 ns/pF) C
+ 5915 ns
PHL
PLH
L
t
, t
= (0.66 ns/pF) C
+ 3467 ns
PHL
PLH
L
t
, t
= (0.5 ns/pF) C
+ 2475 ns
PHL
PLH
L
Clock Pulse Width
Clock Pulse Frequency (50% Duty Cycle)
MR Pulse Width
Master Reset Removal Time
5. The formulas given are for the typical characteristics only at 25_C.
6. Data labelled “Typ” is not to be used for design purposes but is intended as an indication of the IC’s potential performance.
V
DD
PULSE
R
S
GENERATOR
AR
Q/Q SELECT
MODE
A
B
MR
V
SS
(R
AND C
OUTPUTS ARE LEFT OPEN)
tc
tc
20 ns
20 ns
90% 50%
10%
50%
DUTY CYCLE
Figure 1. Power Dissipation Test Circuit
and Waveform
(C
= 50 pF, T
= 25_C)
L
A
Symbol
V
DD
t
,
TLH
t
5.0
THL
10
15
t
PLH
t
5.0
PHL
10
15
t
PHL
t
5.0
PLH
10
15
t
5.0
WH(cl)
10
15
f
5.0
cl
10
15
t
5.0
WH(R)
10
15
t
5.0
rem
10
15
Q
C
L
R
S
Q
http://onsemi.com
4
Min
Typ
Max
(Note 6)
100
200
50
100
40
80
3.5
10.5
1.25
3.8
0.9
2.9
6.0
18
3.5
10
2.5
7.5
900
300
300
100
225
85
1.5
0.75
4.0
2.0
6.0
3.0
900
300
300
100
225
85
420
210
200
100
200
100
V
DD
PULSE
R
S
GENERATOR
AR
Q/Q SELECT
MODE
Q
A
B
MR
V
SS
20 ns
20 ns
90% 50%
50%
10%
t
PLH
90%
50%
50%
10%
t
TLH
Figure 2. Switching Time Test Circuit
and Waveforms
Unit
ns
ms
ms
ns
MHz
ns
ns
C
L
t
PHL
t
THL