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NLV14029BDR2G

P1-P3P4-P6P7-P8
MC14029B
www.onsemi.com
4
SWITCHING CHARACTERISTICS (Note 5) (C
L
= 50 pF, T
A
= 25_C)
Characteristic
Symbol V
DD
All Types
Unit
Min
Typ
(Note 6)
Max
Output Rise and Fall Time
t
TLH
, t
THL
= (1.5 ns/pF) C
L
+ 25 ns
t
TLH
, t
THL
= (0.75 ns/pF) C
L
+ 12.5 ns
t
TLH
, t
THL
= (0.55 ns/pF) C
L
+ 9.5 ns
t
TLH
,
t
THL
5.0
10
15
−
−
−
100
50
40
200
100
80
ns
Propagation Delay Time
Clk to Q
t
PLH
, t
PHL
= (1.7 ns/pF) C
L
+ 230 ns
t
PLH
, t
PHL
= (0.66 ns/pF) C
L
+ 97 ns
t
PLH
, t
PHL
= (0.5 ns/pF) C
L
+ 75 ns
Clk to C
out
t
PLH
, t
PHL
= (1.7 ns/pF) C
L
+ 230 ns
t
PLH
, t
PHL
= (0.66 ns/pF) C
L
+ 97 ns
t
PLH
, t
PHL
= (0.5 ns/pF) C
L
+ 75 ns
C
in
to C
out
t
PLH
, t
PHL
= (1.7 ns/pF) C
L
+ 95 ns
t
PLH
, t
PHL
= (0.66 ns/pF) C
L
+ 47 ns
t
PLH
, t
PHL
= (0.5 ns/pF) C
L
+ 35 ns
PE to Q
t
PLH
, t
PHL
= (1.7 ns/pF) C
L
+ 230 ns
t
PLH
, t
PHL
= (0.66 ns/pF) C
L
+ 97 ns
t
PLH
, t
PHL
= (0.5 ns/pF) C
L
+ 75 ns
PE to C
out
t
PLH
, t
PHL
= (1. 7 ns/pF) C
L
+ 465 ns
t
PLH
, t
PHL
= (0.66 ns/pF) C
L
+ 192 ns
t
PLH
, t
PHL
= (0.5 ns/pF) C
L
+ 125 ns
t
PLH
,
t
PHL
5.0
10
15
−
−
−
200
100
90
400
200
180
ns
t
PLH
,
t
PHL
5.0
10
15
−
−
−
250
130
85
500
260
190
ns
t
PLH
,
t
PHL
5.0
10
15
−
−
−
175
50
50
360
120
100
ns
t
PLH
,
t
PHL
5.0
10
15
−
−
−
235
100
80
470
200
160
ns
t
PLH
,
t
PHL
5.0
10
15
−
−
−
320
145
105
640
290
210
ns
Clock Pulse Width t
W(cl)
5.0
10
15
180
80
60
90
40
30
−
−
−
ns
Clock Pulse Frequency f
cl
5.0
10
15
−
−
−
4.0
8.0
10
2.0
4.0
5.0
MHz
Preset Removal Time
The Preset Signal must be low prior to a positive−going
transition of the clock.
t
rem
5.0
10
15
160
80
60
80
40
30
−
−
−
ns
Clock Rise and Fall Time t
r(cl)
t
f(cl)
5.0
10
1 5
−
−
−
−
−
−
15
5
4
ms
Carry In Setup Time
t
su
5.0
10
15
150
60
40
75
30
20
−
−
−
ns
Up/Down Setup Time 5.0
10
15
340
140
100
170
70
50
−
−
−
ns
Binary/Decade Setup Time 5.0
10
15
320
140
100
160
70
50
−
−
−
ns
Preset Enable Pulse Width t
W
5.0
10
15
130
70
50
65
35
25
−
−
−
ns
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.
MC14029B
www.onsemi.com
5
Figure 1. Power Dissipation Test Circuit and Waveform
V
DD
I
D
500 pF
0.01 mF
CERAMIC
PULSE
GENERATOR
PE
C
in
B/D
U/D
CLK
P0
P1
P2
P3 C
out
Q3
Q2
Q1
Q0
C
L
C
L
C
L
C
L
C
L
V
DD
V
SS
20 ns 20 ns
CLK
50%
90%
10%
VARIABLE
WIDTH
Figure 2. Switching Time Test Circuit and Waveforms
PROGRAMMABLE
PULSE
GENERATOR
V
DD
PE
C
in
B/D
U/D
CLK
P0
P1
P2
P3 C
out
Q3
Q2
Q1
Q0
C
L
V
SS
C
L
C
L
C
L
C
L
t
W
t
su
t
rem
1/f
cl
50%
50%
t
W
C
out
ONLY
t
TLH
t
PLH
t
PLH
t
PHL
t
THL
90%
10%
90%
10%
20 ns
CARRY IN
OR
UP/DOWN
OR BINARY/DECADE
CLOCK
PRESET ENABLE
Q0 OR CARRY OUT
V
DD
V
SS
V
DD
V
SS
V
DD
V
SS
V
OH
V
OL
MC14029B
www.onsemi.com
6
TIMING DIAGRAM
CLOCK
CARRY
IN
UP/DOWN
BINARY/DECADE
PE
P0
P1
P2
P3
Q0
Q1
Q2
Q3
CARRY
OUT
COUNT
012345678987654321009670
Figure 3. Divide by N BCD Down Counter and Timing Diagram
(Shown for N = 123)
Q3 Q2 Q1 Q0
P3 P2 P1 P0 CLK
C
out
U/D
B/D
Q3 Q2 Q1 Q0
P3 P2 P1 P0 CLK
C
out
U/D
B/D
Q3 Q2 Q1 Q0
P3 P2 P1 P0 CLK
C
out
U/D
B/D
C
in
PE
C
in
PE
C
in
PE
MC14029B
MSD
MC14029B
MC14029B
LSD
OUTPUT
INPUT
CLOCK
“1" “2" “3"
V
DD
V
DD
V
DD
V
DD
CLOCK
C
out1
(LSD)
C
out2
C
out3
(MSD)
PE
COUNT
123
122
121
120
119
101
100
99
11
10
9
1
0
123
122
*t
W
^ 900 ns @ V
DD
= 5 V
P1-P3P4-P6P7-P8

NLV14029BDR2G

Mfr. #:
Buy NLV14029BDR2G
Manufacturer:
ON Semiconductor
Description:
Counter ICs BINARY/DECADE UP/DOWN COU
Lifecycle:
New from this manufacturer.
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