參數(shù)資料
型號: MPC8308CVMAFD
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, LEAD FREE, MAPBGA-473
文件頁數(shù): 75/88頁
文件大?。?/td> 2550K
代理商: MPC8308CVMAFD
MPC8308 PowerQUICC II Pro Processor Hardware Specification, Rev. 1
Freescale Semiconductor
77
Clocking
Table 55 provides the operating frequencies for the device under recommended operating conditions
21.2
System PLL Configuration
The system PLL is controlled by the RCWL[SPMF] parameter. Table 56 shows the multiplication factor
encodings for the system PLL.
As described in Section 21, “Clocking,the LBCM, DDRCM, and SPMF parameters in the reset
configuration word low select the ratio between the primary clock input (SYS_CLK_IN) and the internal
Table 55. Operating Frequencies for MPC8308
Characteristic1
Maximum Operating Frequency
Unit
e300 core frequency (
core_clk)
400
MHz
Coherent system bus frequency (
csb_clk)
133
MHz
DDR2 memory bus frequency (MCK)2
133
MHz
Local bus frequency (LCLK
0)3
66
MHz
Notes:
1. The SYS_CLK_IN frequency, RCWL[SPMF], and RCWL[COREPLL] settings must be chosen such that the resulting
csb_clk,
MCK, LCLK0, and
core_clk frequencies do not exceed their respective maximum or minimum operating frequencies.
2. The DDR data rate is 2x the DDR memory bus frequency.
3. The local bus frequency is 1/2, 1/4, or 1/8 of the
lbc_clk frequency (depending on LCCR[CLKDIV]) which is in turn, 1x or 2x
the
csb_clk frequency (depending on RCWL[LBCM]).
Table 56. System PLL Ratio
RCWL[SPMF]
csb_clk : SYS_CLK_IN
0000
Reserved
0001
Reserved
0010
2 : 1
0011
3 : 1
0100
4 : 1
0101
5 : 1
0110–1111
Reserved
相關(guān)PDF資料
PDF描述
MPC8309CVMAGDCA 32-BIT, 400 MHz, RISC PROCESSOR, PBGA489
MPC8309CVMADFCA 32-BIT, 266 MHz, RISC PROCESSOR, PBGA489
MPC8309CVMAHFCA 32-BIT, 417 MHz, RISC PROCESSOR, PBGA489
MPC8313EVRAFF 32-BIT, 333 MHz, MICROPROCESSOR, PBGA516
MPC8313EVRAGD 32-BIT, 400 MHz, MICROPROCESSOR, PBGA516
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MPC8308CVMAFDA 功能描述:微處理器 - MPU E300 ext tmp Qual 333 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(fēng)格:SMD/SMT 封裝 / 箱體:FBGA-324
MPC8308CVMAGD 功能描述:微處理器 - MPU E300 EXT TMP 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(fēng)格:SMD/SMT 封裝 / 箱體:FBGA-324
MPC8308CVMAGDA 功能描述:微處理器 - MPU E300 EXT TMP 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(fēng)格:SMD/SMT 封裝 / 箱體:FBGA-324
MPC8308CZQADD 功能描述:微處理器 - MPU E300 ext tmp Qual266 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(fēng)格:SMD/SMT 封裝 / 箱體:FBGA-324
MPC8308CZQADDA 功能描述:微處理器 - MPU E300 ext tmp Qual266 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(fēng)格:SMD/SMT 封裝 / 箱體:FBGA-324