參數(shù)資料
型號: MPC8308CZQAGD
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 266 MHz, MICROPROCESSOR, PBGA473
封裝: 19 X 19 MM, 0.80 MM PITCH, 1.39 MM HEIGHT, MAPBGA-473
文件頁數(shù): 73/88頁
文件大小: 2550K
代理商: MPC8308CZQAGD
MPC8308 PowerQUICC II Pro Processor Hardware Specification, Rev. 1
Freescale Semiconductor
75
Clocking
21 Clocking
Figure 53 shows the internal distribution of clocks within the device.
1 Multiplication factor M = 1, 1.5, 2, 2.5, and 3. Value is decided by RCWLR[COREPLL].
2 Multiplication factor L = 2, 3, 4, 5 and 6. Value is decided by RCWLR[SPMF].
Figure 53. MPC8308 Clock Subsystem
The following external clock sources are utilized on the MPC8308:
System clock (SYS_CLK_IN)
Ethernet Clock (TSEC1_RX_CLK/TSEC1_TX_CLK/TSEC1_GTX_CLK125 for eTSEC)
SerDes PHY clock
eSHDC clock (SD_CLK)
For more information, see the SerDes chapter in the MPC8308 PowerQUICC II Pro Processor
Reference Manual.
All clock inputs can be supplied using an external canned oscillator, a clock generation chip, or some other
source that provides a standard CMOS square wave input.
PCI Express
e300 Core
System
PLL
e300
PLL
Clk
Gen
125/100 MHz
PLL
fb
ref
SYS_CLK_IN
PCVTR Mux
Protocol
Converter
SerDes PHY
+
-
24–66 MHz
SD_REF_CLK_B
SD_REF_CLK
MPC8308
eTSEC1
TSEC1_RX_CLK
TSEC1_TX_CLK/
TSEC1_GTX_CLK125
DDR
Clock
/2
Divider
/n
csb_clk
LBC
Clock
Divider
clk tree
MCK[0:2]
DDR
Memory
Device
Local
Bus
Memory
Device
ddr_clk
lbc_clk
x M1
x L2
eSHDC
SD_CLK
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MPC8308CZQAGDA 功能描述:微處理器 - MPU E300 EXT TEMP PB 400 RoHS:否 制造商:Atmel 處理器系列:SAMA5D31 核心:ARM Cortex A5 數(shù)據(jù)總線寬度:32 bit 最大時鐘頻率:536 MHz 程序存儲器大小:32 KB 數(shù)據(jù) RAM 大小:128 KB 接口類型:CAN, Ethernet, LIN, SPI,TWI, UART, USB 工作電源電壓:1.8 V to 3.3 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:FBGA-324
MPC8308-KIT 功能描述:開發(fā)板和工具包 - 其他處理器 For MPC8308 Ethernet USB I2C SPI RoHS:否 制造商:Freescale Semiconductor 產(chǎn)品:Development Systems 工具用于評估:P3041 核心:e500mc 接口類型:I2C, SPI, USB 工作電源電壓:
MPC8308-NSG 功能描述:開發(fā)板和工具包 - 其他處理器 MPC8308-NSG RoHS:否 制造商:Freescale Semiconductor 產(chǎn)品:Development Systems 工具用于評估:P3041 核心:e500mc 接口類型:I2C, SPI, USB 工作電源電壓:
MPC8308-NSG 制造商:Freescale Semiconductor 功能描述:MPC8308-NSG*NIC*
MPC8308-RDB 功能描述:開發(fā)板和工具包 - 其他處理器 Refer. Board MPC8308 RoHS:否 制造商:Freescale Semiconductor 產(chǎn)品:Development Systems 工具用于評估:P3041 核心:e500mc 接口類型:I2C, SPI, USB 工作電源電壓: