参数资料
型号: DS80C390-FNR
厂商: DALLAS SEMICONDUCTOR
元件分类: Microcontroller
英文描述: 8-BIT, 40 MHz, MICROCONTROLLER, PQFP64
封装: LQFP-64
文件页数: 51/58页
文件大小: 5486K
代理商: DS80C390-FNR
DS80C390
55 of 58
110199
EXPLANATION OF AC SYMBOLS
This microcontroller uses timing parameters and symbols similar to the original 8051 family.
The
following list of timing symbols is provided as an aid to understanding the timing diagrams.
t
Time
P
PSEN
A
Address
Q
Output data
C
Clock
R
RD
signal
CE
Chip Enable
V
Valid
D
Input data
W
WR
signal
H
Logic level high
X
No longer a valid logic level
L
Logic level low
Z
Tristate
I
Instruction
POWER CYCLE TIMING CHARACTERISTICS
PARAMETER
SYMBOL
TYP
MAX
UNITS
NOTE
Crystal start-up time
tCSU
1.8
ms
1
Power-on reset delay
tPOR
65536
tCLCL
2
NOTES FOR POWER CYCLE TIMING CHARACTERISTICS
1. Start-up time for crystals varies with load capacitance and manufacturer.
Time shown is for an
11.0592 MHz crystal manufactured by Fox Electronics.
2. Reset delay is a synchronous counter of crystal oscillations during crystal start-up. Counting begins
when the level on the XTAL1 input meets the VIH2 criteria. At 40 MHz, this time is approximately
1.64 ms.
POWER CYCLE TIMING
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相关代理商/技术参数
参数描述
DS80C390-FNR+ 功能描述:8位微控制器 -MCU Dual CAN High-Speed 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
DS80C390-QCR 功能描述:8位微控制器 -MCU Dual CAN High-Speed 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
DS80C390-QCR+ 功能描述:8位微控制器 -MCU Dual CAN High-Speed 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
DS80C390-QNR 功能描述:8位微控制器 -MCU Dual CAN High-Speed 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
DS80C390-QNR+ 功能描述:8位微控制器 -MCU Dual CAN High-Speed 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