参数资料
型号: MPC950FAR2
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 时钟产生/分配
英文描述: 180 MHz, PROC SPECIFIC CLOCK GENERATOR, PQFP32
封装: 7 X 7 MM, LQFP-32
文件页数: 6/10页
文件大小: 131K
代理商: MPC950FAR2
MPC950
MOTOROLA ADVANCED CLOCK DRIVERS DEVICE DATA
154
Table 1. Programmable Output Frequency Relationships
INPUTS
OUTPUTS
fsela
fselb
fselc
fseld
Qa
Qb
Qc
Qd
0
VCO/2
VCO/4
0
1
VCO/2
VCO/4
VCO/8
0
1
0
VCO/2
VCO/4
VCO/8
VCO/4
0
1
VCO/2
VCO/4
VCO/8
0
1
0
VCO/2
VCO/8
VCO/4
0
1
0
1
VCO/2
VCO/8
VCO/4
VCO/8
0
1
0
VCO/2
VCO/8
VCO/4
0
1
VCO/2
VCO/8
1
0
VCO/4
1
0
1
VCO/4
VCO/8
1
0
1
0
VCO/4
VCO/8
VCO/4
1
0
1
VCO/4
VCO/8
1
0
VCO/4
VCO/8
VCO/4
1
0
1
VCO/4
VCO/8
VCO/4
VCO/8
1
0
VCO/4
VCO/8
VCO/4
1
VCO/4
VCO/8
Table 2. Input Reference versus Output Frequency Relationships
FB_Sel = ‘1’
FB_Sel = ‘0’
Config
fsela
fselb
fselc
fseld
Qa
Qb
Qc
Qd
Qa
Qb
Qc
Qd
1
0
4x
2x
8x
4x
2
0
1
4x
2x
x
8x
4x
2x
3
0
1
0
4x
2x
x
2x
8x
4x
2x
4x
4
0
1
4x
2x
x
8x
4x
2x
5
0
1
0
4x
x
2x
8x
2x
4x
6
0
1
0
1
4x
x
2x
x
8x
2x
4x
2x
7
0
1
0
4x
x
2x
8x
2x
4x
8
0
1
4x
x
8x
2x
9
1
0
2x
4x
10
1
0
1
2x
x
4x
2x
11
1
0
1
0
2x
x
2x
4x
2x
4x
12
1
0
1
2x
x
4x
2x
13
1
0
2x
x
2x
4x
2x
4x
14
1
0
1
2x
x
2x
x
4x
2x
4x
2x
15
1
0
2x
x
2x
4x
2x
4x
16
1
2x
x
4x
2x
2
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