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| CD4033BMS Datasheet, PDF (9/11 Pages) Intersil Corporation – CMOS Decade Counter/Divider | |||
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CD4033BMS
Typical Performance Characteristics (Continued)
20
AMBIENT TEMPERATURE (TA) = +25oC
tr = tf = 20ns
15
10
5
0 2 4 6 8 10 12 14 16
SUPPLY VOLTAGE (VDD) (V)
FIGURE 10. TYPICAL MAXIMUM CLOCK INPUT FREQUENCY
AS A FUNCTION OF SUPPLY VOLTAGE
105 8
6
AMBIENT TEMPERATURE (TA) = +25oC
4
2
104 8
6
4
SUPPLY VOLTAGE (VDD) = 5V
2
103
8
6
4
2
102
8
6
4
2
10
2
1
10V
10V
15V
(CL) = 15pF
LOAD CAPACITANCE (CL) = 50pF
4 68 2 4 68 2 4 68 2 4 68 2 4 68
10
102
103
104
105
INPUT PULSE FREQUENCY (fCL) (MHz)
FIGURE 11. TYPICAL POWER DISSIPATION AS A FUNCTION
OF CLOCK INPUT FREQUENCY
Light Emitting Diode Displays
MONSANTO MAN 3
OR EQUIVALENT
(LOW POWER)
VDD
IB
VDD
1/7 CA3082
OR EQUIVALENT
CLOCK
INHIBIT
RESET
CD4033BMS
7
SEGMENTS
A
A
R
IB
G
MAN 3
A
IF
VDD ⥠3.5V
IF â 5mA/SEGMENT
100% DUTY CYCLE
VP - VBE - VF(LED)
R=
ILED
VSS
G
R
G
WHERE VP = INPUT PULSE
VF = FORWARD DROP
ACROSS DIODE
MONSANTO MAN 1
OR EQUIVALENT
VDD
1/7 CA3082
OR EQUIVALENT
VDD
AR
MAN 1
R
A
CLOCK
INHIBIT
RESET
CD4033BMS
7
SEGMENTS
A IB
GG R
VSS
IB
IF
R
G
VDD 5V (MIN)
IB 0.4mA
IF 12mA/Seg.(100% DUTY CYCLE)
bdc(MIN) 30
VCE(SAT) £ 0.5V
VDD - VCE(sat)-VF(LED)
R=
ILED
WHERE VF = FORWARD DROP ACROSS DIODE
FIGURE 12. INTERFACING THE CD4033BMS WITH COMMERCIALLY
AVAILABLE LIGHT EMITTING DIODE DISPLAYS
7-834
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