參數(shù)資料
型號: MPC972
廠商: Motorola, Inc.
英文描述: Low Voltage PLL Clock Driver(低壓PLL時鐘驅(qū)動器)
中文描述: 低電壓PLL時鐘驅(qū)動器(低壓鎖相環(huán)時鐘驅(qū)動器)
文件頁數(shù): 3/16頁
文件大?。?/td> 171K
代理商: MPC972
MPC972
TIMING SOLUTIONS
BR1333 — Rev 6
3
MOTOROLA
Figure 2. Logic Diagram
POWER-ON
RESET
VCO
PHASE
DETECTOR
LPF
PLL_En
Qa0
VCO_Sel
Q
Qa1
TCLK0
REF_SEL
Ext_FB
0
1
D
Qa2
Qa3
Sync
Frz
Qb0
Q
Qb1
D
Qb2
Qb3
Sync
Frz
Qc0
Q
Qc1
D
Qc2
Qc3
Sync
Frz
QFB
Q
D
fsela0:1
fselb0:1
Frz_Data
fselc0:1
fselFB0:1
÷
4,
÷
6,
÷
8,
÷
12
÷
4,
÷
6,
÷
8,
÷
10
÷
2,
÷
4,
÷
6,
÷
8
0
1
QSync
Q
D
Sync
Frz
÷
2
÷
4,
÷
6,
÷
8,
÷
10
Sync Pulse
Data Generator
Output Disable
Circuitry
Frz_Clk
12
2
2
2
2
MR/OE
0
1
TCLK1
TCLK_Sel
Q
D
Sync
Frz
Inv_Clk
fselFB2
xtal2
xtal1
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