参数资料
型号: DS80C390-FCR
厂商: MAXIM INTEGRATED PRODUCTS INC
元件分类: Microcontroller
英文描述: 8-BIT, MROM, 100 MHz, MICROCONTROLLER, PQFP64
封装: LQFP-64
文件页数: 5/54页
文件大小: 2030K
代理商: DS80C390-FCR
DS80C390 Dual CAN High-Speed Microprocessor
13 of 54
ELECTRICAL CHARACTERISTICS—(NONMULTIPLEXED ADDRESS/DATA BUS)
(Note 13)
40MHz
VARIABLE CLOCK
PARAMETER
SYMBOL
CONDITIONS
MIN
MAX
MIN
MAX
UNITS
External oscillator
0
40
0
40
Oscillator Frequency
1 / tCLCL
External crystal
1
40
1
40
MHz
PSEN Pulse Width
tPLPH
0.5 tMCS - 8
ns
PSEN Low to Valid Instruction In
tPLIV
0.5 tMCS - 20
ns
Input Instruction Hold After
PSEN
tPXIX
0
ns
Input Instruction Float After
PSEN
tPXIZ
See MOVX
Characteristics
ns
Port 1 Address, Port 4 CE to Valid
Instruction In
tAVIV1
0.75 tMCS - 22
ns
Port 2, 4 Address to Valid Instruction
In
tAVIV2
0.875 tMCS - 30
ns
Note 13:
All parameters apply to both commercial and industrial temperature operation unless otherwise noted. The value tMCS is a function of
the machine cycle clock in terms of the processor’s input clock frequency. These relationships are described in the Stretch Value
Timing table. All signals characterized with load capacitance of 80pF except Port 0, ALE,
PSEN, RD, and WR with 100pF. Interfacing
to memory devices with float times (turn off times) over 25ns can cause bus contention. This does not damage the parts, but causes
an increase in operating current. Specifications assume a 50% duty cycle for the oscillator. Port 2 and ALE timing changes in relation
to duty cycle variation. Some AC timing characteristic drawings contain references to the CLK signal. This waveform is provided to
assist in determining the relative occurrence of events and cannot be used to determine the timing of signals relative to the external
clock.
Figure 13. Nonmultiplexed External Program Memory Read Cycle
相关PDF资料
PDF描述
DS80C390-QCR 8-BIT, MROM, 100 MHz, MICROCONTROLLER, PQCC68
DS80C390-QNR 8-BIT, 40 MHz, MICROCONTROLLER, PQCC68
DS80C390-FNR 8-BIT, 40 MHz, MICROCONTROLLER, PQFP64
DS80CH11 8-BIT, MICROCONTROLLER, PQFP128
DS83C530-ENL 8-BIT, OTPROM, 33 MHz, MICROCONTROLLER, PQFP52
相关代理商/技术参数
参数描述
DS80C390-FCR+ 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-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-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