参数资料
型号: MC68EC060RC50
厂商: Freescale Semiconductor
文件页数: 5/128页
文件大小: 0K
描述: IC MPU 32BIT 50MHZ 206-PGA
标准包装: 10
系列: M680x0
处理器类型: M680x0 32-位
速度: 50MHz
电压: 3.3V
安装类型: 通孔
封装/外壳: 206-BEPGA
供应商设备封装: 206-PGA(47.25x47.25)
包装: 托盘
Caches
MOTOROLA
M68060 USER’S MANUAL
5-3
have the V-bit and D-bit set, indicating that the line has valid entries that have not been writ-
ten to memory. A cache line changes states from valid or dirty to invalid if the execution of
the CINV or CPUSH instruction explicitly invalidates the cache line or if a snooped access
hits the cache line. Both caches should be explicitly cleared using the CINVA instruction
after a hardware reset of the processor since reset does not invalidate the cache lines.
Figure 5-4 illustrates the general flow of a caching operation. The caches use the physical
addresses, and to simplify the discussion, the discussion of the translation of logical to phys-
ical addresses is omitted.
To determine if the physical address is already allocated in the cache, the lower physical
address bits 10–4 are used to index into the cache and select 1 of 128 sets of cache lines.
Physical address bits 31–11 are used as a tag reference or to update the cache line tag
Figure 5-4. Caching Operation
TAG DATA/TAG REFERENCE
INDEX
31
10
0
COMPARATOR
1
3
2
HIT 3
HIT 2
HIT 1
HIT 0
HIT
TAG
STATUS
TAG
STATUS
SET 0
SET 1
SET 128
LINE 0
LINE 1
LINE 2
LINE 3
LW0 LW1 LW2 LW3
MUX
LOGICAL OR
LINE SELECT
DATA OR
INSTRUCTION
PHYSICAL
SET SELECT
PA10–PA4
PHYSICAL ADDRESS
TRANSLATED
PHYSICAL
ADDRESS
PA31–PA11
4
11
30
PA31-PA11
相关PDF资料
PDF描述
IDT71V65803S133BGG8 IC SRAM 9MBIT 133MHZ 119BGA
MPC8270ZUUPEA IC MPU POWERQUICC II 480-TBGA
IDT71V65803S133BG8 IC SRAM 9MBIT 133MHZ 119BGA
MPC860PCZQ66D4 IC MPU PWRQUICC 66MHZ 357-PBGA
IDT71V65803S100BGG8 IC SRAM 9MBIT 100MHZ 119BGA
相关代理商/技术参数
参数描述
MC68EC060RC66 功能描述:微处理器 - MPU 32B W/ CACHE RoHS:否 制造商:Atmel 处理器系列:SAMA5D31 核心:ARM Cortex A5 数据总线宽度:32 bit 最大时钟频率:536 MHz 程序存储器大小:32 KB 数据 RAM 大小:128 KB 接口类型:CAN, Ethernet, LIN, SPI,TWI, UART, USB 工作电源电压:1.8 V to 3.3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:FBGA-324
MC68EC060RC75 功能描述:微处理器 - MPU 32B W/ CACHE RoHS:否 制造商:Atmel 处理器系列:SAMA5D31 核心:ARM Cortex A5 数据总线宽度:32 bit 最大时钟频率:536 MHz 程序存储器大小:32 KB 数据 RAM 大小:128 KB 接口类型:CAN, Ethernet, LIN, SPI,TWI, UART, USB 工作电源电压:1.8 V to 3.3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:FBGA-324
MC68EC060ZU50 功能描述:IC MPU 68K 50MHZ 304-TBGA RoHS:否 类别:集成电路 (IC) >> 嵌入式 - 微处理器 系列:M680x0 标准包装:1 系列:MPC85xx 处理器类型:32-位 MPC85xx PowerQUICC III 特点:- 速度:1.2GHz 电压:1.1V 安装类型:表面贴装 封装/外壳:783-BBGA,FCBGA 供应商设备封装:783-FCPBGA(29x29) 包装:托盘
MC68EC060ZU66 功能描述:微处理器 - MPU 32B W/ CACHE RoHS:否 制造商:Atmel 处理器系列:SAMA5D31 核心:ARM Cortex A5 数据总线宽度:32 bit 最大时钟频率:536 MHz 程序存储器大小:32 KB 数据 RAM 大小:128 KB 接口类型:CAN, Ethernet, LIN, SPI,TWI, UART, USB 工作电源电压:1.8 V to 3.3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:FBGA-324
MC68EC060ZU75 功能描述:微处理器 - MPU 32B W/ CACHE RoHS:否 制造商:Atmel 处理器系列:SAMA5D31 核心:ARM Cortex A5 数据总线宽度:32 bit 最大时钟频率:536 MHz 程序存储器大小:32 KB 数据 RAM 大小:128 KB 接口类型:CAN, Ethernet, LIN, SPI,TWI, UART, USB 工作电源电压:1.8 V to 3.3 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:FBGA-324