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MC14527B 데이터 시트보기 (PDF) - Motorola => Freescale
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MC14527B
BCD Rate Multiplier
Motorola => Freescale
MC14527B Datasheet PDF : 8 Pages
1
2
3
4
5
6
7
8
VDD
PULSE
GENERATOR
MULTIPLIER
PRESET NO.
S
CASC Eout
Ein
CLOCK
OUT
ST
A
B
OUT
C
D
“9”
CLEAR
VSS
Figure 1. Test Circuit and Timing Diagram
PROGRAMMABLE
PULSE
GENERATOR
VDD
S
CASC Eout
Ein
CLOCK
OUT
ST
A
OUT
B
C
D
“9”
CLEAR
VSS
CL
CL
CL
CL
012345678 90123 4
CLOCK
Qa
Qb
Qc
Qd
R1
R2
R3
R4
OUTPUT (PIN 6)
A ENABLED
B ENABLED
C ENABLED
D ENABLED
Eout
OUTPUT (PIN 6)
(PRESET NO. OF 1)
(PRESET NO. OF 2)
(PRESET NO. OF 3)
(PRESET NO. OF 4)
(PRESET NO. OF 5)
(PRESET NO. OF 6)
(PRESET NO. OF 7)
(PRESET NO. OF 8)
(PRESET NO. OF 9)
tTLH
CLOCK
20 ns 20 ns
90%
10%
tTHL
50%
SET
ENABLE IN
SET
trem
50%
tsu
OUT
tPLH
1
fcl
50%
50%
tWH
tPHL
tPHL
90%
10%
tTLH
tTHL
Figure 2. Switching Time Test Circuit and Waveforms
MC14527B
4
MOTOROLA CMOS LOGIC DATA
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