数字电源专用芯片 CLK:72M 高精度PWM(217皮秒) M4+DSP 2*12ADC(0.2us)
内核:Core: ARM ? Cortex ? -M4 32-bit CPU with FPU (72 MHz max), 单周期乘除法
SRAM:Up to 12 Kbytes of SRAM with HW parity check – Routine booster: 4 Kbytes of SRAM on instruction and data bus with HW parity check (CCM)
CRC:CRC calculation unit
voltage range: 2.0 to 3.6 V
ADC-DAC:两路12位ADC 可达0.20 ?s转换时间 三通道12-bit DAC supply: 2.4 V - 3.6 V
比较器:2通道轨到轨比较器
可编增益运放:1路
高精度PWM:HRTIM: 6 x16-bit counters, 217 ps resolution, 10 PWM, 5 fault inputs, 10 ext event input, 1 synchro. input,1 synchro. out
flash:Flash memory (32Kbyte)
封装:LQFP32
参数名称 | 参数值 |
---|
额外特性 | - |
UART/USART | 2 USART |
SPI | 1 |
USB Device | 0 |
PWM | 23 |
USB Device | 0 |
USB Device | 0 |
SPI | 1 |
工作电压 | 2V ~ 3.6V |
USB Device | 0 |
额外特性 | - |
SPI | 1 |
A/D | 9x12bit |
D/A | 3x12bit |
CPU位数 | 32-Bit |
CPU内核 | ARM® Cortex™-M4 |
ROM尺寸 | 32KB |
RAM大小 | 12KB |
主频(MAX) | 72MHz |
ROM类型 | FLASH |
I/O 数 | 25 |