参数资料
型号: MPC9330ACR2
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 时钟产生/分配
英文描述: 120 MHz, OTHER CLOCK GENERATOR, PQFP32
封装: LEAD FREE, LQFP-32
文件页数: 9/12页
文件大小: 312K
代理商: MPC9330ACR2
Advanced Clock Drivers Devices
6
Freescale Semiconductor
MPC9330
APPLICATIONS INFORMATION
Output Power Down (PWR_DN) Timing Diagram
Output Clock Stop (CLK_STOP) Timing Diagram
Programming the MPC9330
The MPC9330 supports output clock frequencies from
8.33 to 120 MHz. Different feedback and output divider
configurations can be used to achieve the desired input to
output frequency relationship. The feedback frequency and
divider should be used to situate the VCO in the frequency
lock range between 200 and 480 MHz for stable and optimal
operation. The FSELA, FSELB, FSELC and PWR_DN pins
select the desired output clock frequencies. Possible
frequency ratios of the reference clock input to the outputs
are 1:4, 1:3, 1:2, 1:1, 2:3, 4:3 and 3:2. Table 8 through
Table 10 illustrate the various output configurations and
frequency ratios supported by the MPC9330.
VCO
÷2
VCO
÷4
PWR_DWN
QAx (
÷2)
QBx (
÷4)
QCx (
÷6)
QAx (
÷2)
QBx (
÷4)
QCx (
÷6)
CLK_STOP0
CLK_STOP1
QAx (
÷2)
QBx (
÷4)
QCx (
÷6)
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