参数资料
型号: AT89C51ID2-SLSUM
厂商: Atmel
文件页数: 56/157页
文件大小: 0K
描述: IC 8051 MCU FLASH 64K 44PLCC
产品培训模块: MCU Product Line Introduction
标准包装: 972
系列: 89C
核心处理器: 8051
芯体尺寸: 8-位
速度: 60MHz
连通性: I²C,SPI,UART/USART
外围设备: POR,PWM,WDT
输入/输出数: 34
程序存储器容量: 64KB(64K x 8)
程序存储器类型: 闪存
EEPROM 大小: 2K x 8
RAM 容量: 2K x 8
电压 - 电源 (Vcc/Vdd): 2.7 V ~ 5.5 V
振荡器型: 外部
工作温度: -40°C ~ 85°C
封装/外壳: 44-LCC(J 形引线)
包装: 管件
配用: AT89OCD-01-ND - USB EMULATOR FOR AT8XC51 MCU
149
AT89C51ID2
4289C–8051–11/05
AC Testing Input/Output
Waveforms
AC inputs during testing are driven at V
CC - 0.5 for a logic “1” and 0.45V for a logic “0”.
Timing measurement are made at V
IH min for a logic “1” and VIL max for a logic “0”.
Float Waveforms
For timing purposes as port pin is no longer floating when a 100 mV change from load
voltage occurs and begins to float when a 100 mV change from the loaded V
OH/VOL level
occurs. I
OL/IOH ≥ ± 20 mA.
Clock Waveforms
Valid in normal clock mode. In X2 mode XTAL2 must be changed to XTAL2/2.
INPUT/OUTPUT
0.2 V
CC + 0.9
0.2 V
CC - 0.1
V
CC -0.5V
0.45V
FLOAT
V
OH - 0.1V
V
OL + 0.1V
V
LOAD
V
LOAD + 0.1V
V
LOAD - 0.1V
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