Microchip TechnologyUnited States

ATmega640

Microcontrollers
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Technical parameters

Key specs

RAM8 kB
Power
ADC通道数16
PWM通道数15
低功耗模式0
最大工作电压5.5V
最小工作电压1.8V
静态工作电流14mA
AC and DC characteristics
ADC最高分辨率16bit
最大主核频率16MHz
Environment and package
内置温度传感器0
封装类型1QFP
封装类型2BGA
尺寸规格114*14*1.2mm
尺寸规格29*9*1.2mm
最大工作温度85℃
最小工作温度-40℃
Other
AES加密0
I2C1
I/O数量86
PLL锁相环0
RAM8KB
ROM64KB
SPI5
UART4
USB功能0
以太网功能0
内置ADC1
内置DAC0
内置LCD控制器0
内置缓存器0
图像处理器0
实时时钟1
引脚数量1100
引脚数量2100
比较器1
电容触摸功能0
看门狗定时器 0
触摸外设0
触摸按键0
计数器数量6
边界扫描0

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