参数资料
型号: SAF-XC866-2FRA3V
厂商: INFINEON TECHNOLOGIES AG
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 26.7 MHz, MICROCONTROLLER, PDSO38
封装: PLASTIC, GREEN, TSSOP-38
文件页数: 79/116页
文件大小: 1640K
代理商: SAF-XC866-2FRA3V
XC866
Functional Description
Data Sheet
61
V1.2, 2007-10
3.8.2
Clock Management
The CGU generates all clock signals required within the microcontroller from a single
clock, fsys. During normal system operation, the typical frequencies of the different
modules are as follow:
CPU clock: CCLK, SCLK = 26.7 MHz
CCU6 clock: FCLK = 26.7 MHz
Other peripherals: PCLK = 26.7 MHz
Flash Interface clock: CCLK3 = 80 MHz and CCLK = 26.7 MHz
In addition, different clock frequency can output to pin CLKOUT(P0.0). The clock output
frequency can further be divided by 2 using toggle latch (bit TLEN is set to 1), the
resulting output frequency has 50% duty cycle. Figure 25 shows the clock distribution of
the XC866.
Figure 25
Clock Generation from fsys
PLL
N,P,K
fsys
CLKREL
FCLK
CCLK
SCLK
PCLK
/3
CCU6
CORE
Peripherals
OSC
fosc
FLASH
Interface
CCLK3
CLKOUT
COREL
COUTS
Toggle
Latch
TLEN
相关PDF资料
PDF描述
SAF-XC866-2FRA 8-BIT, FLASH, 26.7 MHz, MICROCONTROLLER, PDSO38
SAF-XC866-2RRI 8-BIT, FLASH, 26.7 MHz, MICROCONTROLLER, PDSO38
SAF-XC866-4FRA3V 8-BIT, FLASH, 26.7 MHz, MICROCONTROLLER, PDSO38
SAF-XC866-4FRA 8-BIT, FLASH, 26.7 MHz, MICROCONTROLLER, PDSO38
SAK-XC866-2FRI3V 8-BIT, FLASH, 26.7 MHz, MICROCONTROLLER, PDSO38
相关代理商/技术参数
参数描述
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SAF-XC866-2FRI BE 功能描述:8位微控制器 -MCU ICMCU 8BIT XC800CISC 8KB FLASH 26.7MHZ 5V RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
SAFXC8662FRIBCXT 制造商:Infineon Technologies AG 功能描述:MCU 8-bit XC800 8051 CISC 4KB Flash 2.5V/5V 38-Pin TSSOP
SAF-XC866-2RRA AB 功能描述:8位微控制器 -MCU 8-Bit Single-Chip Microcontroller RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT