DM171F08A数据手册Davicom中文资料规格书

描述 Description

The DM171F08A is an 8-bit mixed signal MCU including CMOS process flash memory , three down counting Timers, three sets of PWM generator , RTC function , 12-bit A/D , two OPA , 28 GPIO. DM171F08A integrate multi-function to achieve more complete SOC solution for customer to apply in consumer field.

特性 Features

• Program ROM size：8K * 8-bit +16bytes INFO flash memory
• RAM size：256 bytes SRAM
• System clock：
• Internal RC oscillation. Selectable 4.15MHz / 2.25MHz / 1.125MHz / 562.5KHz / 281.25KHz for high speed frequency system clock (software select)
• External crystal or ceramic resonator oscillation for high speed frequency system clock
• External crystal 32768Hz for low speed frequency system clock
• I/O ports：28 I/O ports (24 I/O & 4 input only)
• 12-bit A/D Converter with 8 channel input
• Three sets of 16-bit down count timers
• Two OPAs (Operation Amplifier)
• Working frequency：32KHz ~ 6MHz.(6MHz frequency VDD=3.6V is needed)
• Working voltage：2.2V ~ 3.6V
• Operating temperature：-20°C ~ +75 °C
• Build-in three sets of PWM generator
• LVR (Low voltage reset)
• Watch dog reset
• Two power saving mode：
• STOP mode： power consumption ≦ 1uA(*note1)
• HALT mode：power consumption will be ≤ 5uA(*note2)