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MPC991 Просмотр технического описания (PDF) - Motorola => Freescale

Номер в каталоге
Компоненты Описание
производитель
MPC991
Motorola
Motorola => Freescale Motorola
MPC991 Datasheet PDF : 9 Pages
1 2 3 4 5 6 7 8 9
MPC990 MPC991
Qb3
Qb3
VCCO
Qa0
Qa0
Qa1
Qa1
Qa2
Qa2
Qa3
Qa3
SYNC_Sel
VCO_Sel
39 38 37 36 35 34 33 32 31 30 29 28 27
40
26
41
25
42
24
43
23
44
22
45
21
46
MPC990/
20
MPC991
47
19
48
18
49
17
50
16
51
15
52
14
1 2 3 4 5 6 7 8 9 10 11 12 13
Qc1
Qc1
Qc0
Qc0
VCCO
Qd1
Qd1
Qd0
Qd0
VCCO
QFB
QFB
VCCA
Figure 1. 52–Lead Pinout (Top View)
FUNCTION TABLE 1
INPUTS
fsel3
fsel2
fsel1
0
0
0
0
0
0
0
0
1
0
0
1
0
1
0
0
1
0
0
1
1
0
1
1
1
0
0
1
0
0
1
0
1
1
0
1
1
1
0
1
1
0
1
1
1
1
1
1
fsel0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
OUTPUTS
Qa
Qb
Qc
÷2
÷2
÷2
÷2
÷2
÷4
÷2
÷4
÷4
÷2
÷2
÷6
÷2
÷6
÷6
÷2
÷4
÷6
÷2
÷4
÷8
÷2
÷6
÷8
÷2
÷2
÷8
÷2
÷8
÷8
÷4
÷4
÷6
÷4
÷6
÷6
÷4
÷6
÷8
÷6
÷6
÷8
÷6
÷8
÷8
÷8
÷8
÷8
MOTOROLA
2
TIMING SOLUTIONS
BR1333 — Rev 6

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