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MC74F803 データシート(Datasheet) 3 Page - Motorola, Inc

部品番号. MC74F803
部品情報  CLOCK DRIVER QUAD D-TYPE FLIP-FLOP WITH MATCHED PROPAGATION DELAYS
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メーカー  MOTOROLA [Motorola, Inc]
ホームページ  http://www.freescale.com
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MC74F803
3
MOTOROLA
TIMING SOLUTIONS
BR1333 — REV 4
AC OPERATING REQUIREMENTS (TA = 0 to 70°C, VCC = 5.0 V ± 10%)
CL = 50 pF
CL = 100 pF
Symbol
Parameter
Min
Max
Min
Max
Unit
ts(H)
ts(L)
Setup Time, HIGH or LOW
Dn to CP
3.0
3.0
4.0
4.0
ns
tf
tp + ts (see Note)
9.0
12
ns
th(H)
th(L)
Hold Time, HIGH or LOW
Dn to CP
2.0
2.0
2.0
2.0
ns
tw(H)
tw(L)
CP Pulse Width
HIGH or LOW
7.0
6.0
8.0
8.0
ns
The combination of the setup time (ts) requirement and maximum propagation delay (tp) are guaranteed to be within this limit for all conditions.
APPLICATION NOTE
The closely matched outputs of the MC74F803 provide an ideal interface for the clock input of Motorola’s high-frequency
microprocessors.
74F803 INTERFACE AS CLOCK TO MC68020 SYSTEM
VCC
33CLK1
E1
C2
MC68020/MC68030
CLK
CLK
MC68881/MC68882
RU
RT
33CLK
33CLK2 (40 mA OUTPUT DRIVE)
3
6
9
12
7
8
66 MHz
CLK
4
5
10
11
1
14
74F04
1
MC74F803
D0
D1
D2
D3
O0
O1
O2
O3
CP
2
VCC




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