收藏本站
Clocking
23 Clocking
The following figure shows the internal distribution of clocks within the MPC8309.
MPC8309
e300c3 core
Rest of the System
Core PLL
core_clk
/n
csb_clk
to DDR
memory
controller
Clock
ddr_clk
DDR
Clock
Divider
/2
MEMC_MCK
MEMC_MCK
DDR
Memory
Device
System
Unit
lbc_clk
/n
PLL
SYS_XTAL_OUT
CRYSTAL
csb_clk to rest
to local bus
LBC
Clock
Divider
LCLK[0:1]
Local Bus
Memory
Device
SYS_XTAL_IN
of the device
PCI_SYNC_IN
SYS_CLK_IN
PCI_SYNC_OUT
PCI Clock Divider
CFG_CLKIN_DIV
PCI_CLK[0:2]
QE_CLK_IN
QE PLL
CLK Gen
qe_clk
QE Block
Figure 45. MPC8309 clock subsystem
The primary clock source for the MPC8309 can be one of three inputs,Crystal(SYS_XTAL_IN ),
SYS_CLK_IN or PCI_SYNC_IN, depending on whether the device is configured in PCI host or PCI agent
mode, respectively.
MPC8309 PowerQUICC II Pro Integrated Communications Processor Family Hardware Specifications, Rev. 3
Freescale Semiconductor
65
发布紧急采购，3分钟左右您将得到回复。

采购需求

(若只采购一条型号，填写一行即可)

发布成功！您可以继续发布采购。也可以进入我的后台，查看报价

发布成功！您可以继续发布采购。也可以进入我的后台，查看报价

*型号 *数量 厂商 批号 封装
添加更多采购

我的联系方式

*
*
*
相关PDF资料
TWR-PXN20-KIT TOWER SYSTEM KIT PXN20
TWR-PXS2010-KIT TOWER SYSTEM KIT PXS2010
TWR-PXS3020-KIT TOWER SYSTEM KIT PXS3020
TWR-S08DC-PT60 TOWER SYSTEM BOARD S08PT60
TWR-S08JE128-KIT KIT TOWER FOR MC9S08JE
TWR-S08LH64 TOWER SYSTEM S08LH64
TWR-S08LL64 TOWER SYSTEM S08LL64
TWR-S08MM128 TOWER SYSTEM BOARD MC9S08MM128
相关代理商/技术参数
TWR-P1025 功能描述:开发板和工具包 - 其他处理器 TOWER MODULE P1025 RoHS:否 制造商:Freescale Semiconductor 产品:Development Systems 工具用于评估:P3041 核心:e500mc 接口类型:I2C, SPI, USB 工作电源电压:
TWR-P1025-KIT 功能描述:开发板和工具包 - 其他处理器 QORIQ P1 TWR KIT RoHS:否 制造商:Freescale Semiconductor 产品:Development Systems 工具用于评估:P3041 核心:e500mc 接口类型:I2C, SPI, USB 工作电源电压:
TWRPI-BLE-DEMO 功能描述:蓝牙/802.15.1 开发工具 TWRPI-BLE-DEMO RoHS:否 制造商:Panasonic Electronic Components 产品:Bluetooth Evaluation Kit 工具用于评估:PAN1721 频率:2.4 GHz 接口类型:I2C 工作电源电压:2 V to 3.6 V
TWRPI-MMA6900 功能描述:加速传感器开发工具 MMA6900 SENSOR PLUG-IN RoHS:否 制造商:Murata 工具用于评估:SCA3100-D04 加速:2 g 传感轴:Triple Axis 接口类型:SPI 工作电压:3.3 V
TWRPI-MMA845XQ 功能描述:加速传感器开发工具 Accel TWRPI RoHS:否 制造商:Murata 工具用于评估:SCA3100-D04 加速:2 g 传感轴:Triple Axis 接口类型:SPI 工作电压:3.3 V
TWRPI-MPL115A 制造商:Freescale Semiconductor 功能描述:Tower Board Plug-in MPL115A Pressure Sensor 制造商:Freescale Semiconductor 功能描述:MPL115 SENSOR PLUGIN HARDWARE ONLY
TWRPI-PROXIMITY 制造商:Freescale Semiconductor 功能描述:TOWER SYSTEM, PLUG-IN, CAPACITIVE PROXIMITY SENSOR, USE W/TO - Boxed Product (Development Kits) 制造商:Freescale Semiconductor 功能描述:TOUCH BOARD EVALUATION 制造商:Freescale Semiconductor 功能描述:CAP PROXIMITY SENSOR, PLUG-IN BOARD 制造商:Freescale Semiconductor 功能描述:Capacitive Proximity Sensor Plug-In for the Tower System 制造商:Freescale Semiconductor 功能描述:Redesign of TWRPI-MUTRES 制造商:Freescale Semiconductor 功能描述:SENSOR PLUG-IN, TOWER SYSTEMS, Accessory Type:Capacitive Proximity Sensor Plug-In, For Use With:Freescale Tower Systems, Features:Proximity Detection upto 1", 4 Discrete Touch-sensing Electrodes, Compatible with TSS 3.1
TWRPI-ROTARY 制造商:Freescale Semiconductor 功能描述:TOWER SYSTEM, PLUG-IN, CAPACITIVE TOUCH ROTARY, USE W/TOWER - Bulk 制造商:Freescale Semiconductor 功能描述:HDWR ROTARY PLUG-IN FOR TOWER 制造商:Freescale Semiconductor 功能描述:TWRPI-ROTARY