参数资料
型号: AT80C31X2-3CSUL
厂商: Atmel
文件页数: 33/42页
文件大小: 0K
描述: IC MCU 8031 ROMLESS 5V 40DIP
标准包装: 216
系列: 80C
核心处理器: 8051
芯体尺寸: 8-位
速度: 30/20MHz
连通性: UART/USART
外围设备: POR
输入/输出数: 32
程序存储器类型: ROMless
RAM 容量: 128 x 8
电压 - 电源 (Vcc/Vdd): 2.7 V ~ 5.5 V
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 40-DIP(0.600",15.24mm)
包装: 管件
39
4428E–8051–02/08
AT/TS80C31X2
Figure 14-13. Clock Waveforms
This diagram indicates when signals are clocked internally. The time it takes the signals to prop-
agate to the pins, however, ranges from 25 to 125 ns. This propagation delay is dependent on
variables such as temperature and pin loading. Propagation also varies from output to output
and component. Typically though (TA=25°C fully loaded) RD and WR propagation delays are
approximately 50ns. The other signals are typically 85 ns. Propagation delays are incorporated
in the AC specifications.
CLOCK
XTAL2
ALE
INTERNAL
STATE4
STATE5
STATE6
STATE1
STATE2
STATE3
STATE4
STATE5
EXTERNAL PROGRAM MEMORY FETCH
READ CYCLE
WRITE CYCLE
SERIAL PORT SHIFT CLOCK
PORT OPERATION
PSEN
P0
P2 (EXT)
RD
P0
P2
P0
P2
WR
TXD (MODE 0)
RXD SAMPLED
P0 PINS SAMPLED
P1, P2, P3 PINS
P0 PINS SAMPLED
MOV DEST PORT (P1, P2,
(INCLUDES INT0, INT1, TO, T1)
MOV DEST P0
OLD DATA
NEW DATA
DPL OR Rt
DATA OUT
PCL OUT (EVEN IF
MEMORY IS INTERNAL)
PCL OUT (IF PROGRAM
MEMORY IS EXTERNAL)
INDICATES DPH OR P2 SFR TO PCH
DPL OR Rt
FLOAT
PCL OUT (IF PROGRAM
MEMORY IS EXTERNAL)
INDICATES DPH OR P2 SFR TO PCH
INDICATES ADDRESS
FLOAT
PCL OUT
DATA
SAMPLE
DATA
SAMPLE
DATA
SAMPLE
THESE SIGNALS ARE NOT ACTIVATED DURING THE
EXECUTION OF A MOVX INSTRUCTION
P1P2
相关PDF资料
PDF描述
ATTINY11L-2SU IC AVR MCU 1K FLASH 2MHZ 8SOIC
AT89S8253-24PC IC 8051 MCU FLASH 12K 40DIP
AT89S8253-24JI IC 8051 MCU FLASH 12K 44PLCC
AT89S8253-24JC IC 8051 MCU FLASH 12K 44PLCC
213931-2 CONN RCPT 34POS W/CABLE HARDWARE
相关代理商/技术参数
参数描述
AT80C31X2-3CSUM 功能描述:8位微控制器 -MCU 128B RAM 60MHz 2.7V-5.5V 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
AT80C31X2-3CSUV 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:8-bit CMOS Microcontroller ROMless
AT80C31X2-DDW 功能描述:8位微控制器 -MCU 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
AT80C31X2-RLTUL 功能描述:8位微控制器 -MCU RLESS 31X2 40MHZ 3V COM 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
AT80C31X2-RLTUM 功能描述:8位微控制器 -MCU RLESS 31X2 40MHZ 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