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MPC972 Datasheet(PDF) 2 Page - Motorola, Inc

Part # MPC972
Description  LOW VOLTAGE PLL CLOCK DRIVER
PDF  14 Pages
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Manufacturer  MOTOROLA [Motorola, Inc]
Direct Link  http://www.freescale.com
Logo MOTOROLA - Motorola, Inc

MPC972 Datasheet(HTML) 2 Page - Motorola, Inc

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MPC972 MPC973
MOTOROLA
TIMING SOLUTIONS
BR1333 — Rev 6
2
fselb1
fselb0
fsela1
fsela0
Qa3
VCCO
Qa2
GNDO
Qa1
VCCO
Qa0
GNDO
VCO_Sel
fselFB1
QSync
GNDO
Qc0
VCCO
Qc1
fselc0
fselc1
Qc2
VCCO
Qc3
GNDO
Inv_Clk
40
41
42
43
44
45
46
47
48
49
50
51
52
25
24
23
22
21
20
19
18
17
16
15
14
1234
56789
10
11
12
13
39
38
37
36
35
34
33
32
31
30
29
28
27
26
MPC972/
MPC973
Figure 1. 52–Lead Pinout (Top View)
FUNCTION TABLE 1
fsela1
fsela0
Qa
fselb1
fselb0
Qb
fselc1
fselc0
Qc
0
0
1
1
0
1
0
1
÷4
÷6
÷8
÷12
0
0
1
1
0
1
0
1
÷4
÷6
÷8
÷10
0
0
1
1
0
1
0
1
÷2
÷4
÷6
÷8
FUNCTION TABLE 2
fselFB2
fselFB1
fselFB0
QFB
0
0
0
0
0
0
1
1
0
1
0
1
÷4
÷6
÷8
÷10
1
1
1
1
0
0
1
1
0
1
0
1
÷8
÷12
÷16
÷20
FUNCTION TABLE 3
Control Pin
Logic ‘0’
Logic ‘1’
VCO_Sel
VCO/2
VCO
Ref_Sel
TCLK
Xtal (PECL)
TCLK_Sel
TCLK0
TCLK1
PLL_En
Bypass PLL
Enable PLL
MR/OE
Master Reset/Output Hi–Z
Enable Outputs
Inv_Clk
Non–Inverted Qc2, Qc3
Inverted Qc2, Qc3



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