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CH5590 Datasheet(PDF) 2 Page - Nanjing Qinheng Microelectronics Co., Ltd. |
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CH5590 Datasheet(HTML) 2 Page - Nanjing Qinheng Microelectronics Co., Ltd. |
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2 / 2 page  http://wch.cn 2 CH559 芯片内置 5V 到 3.3V 的电压调整器，内部工作电压为 3.3V，支持外部 3.3V 或者 5V 电源输入。 CH559 支持低功耗睡眠，支持 USB、UART0、UART1、SPI0 以及部分 GPIO 外部唤醒。 8、内部框图 Pins: GND VIN5 VDD33 P00~P07 P10~P17 P20~P27 P30~P37 P40~P47 P50/1/4/5/7 Internal Address & Data & DMA Bus Internal Oscillator iRAM 256B xRAM 6KB Power-on Reset Watch-dog Reset Flash-ROM 64KB (Code or Data) 1T E8051 Core 8-bit Port3 8-bit Port2 USB H/D 5-bit Port5 ADC 8-bit Port1 8-bit Port0 XT OSC 8-bit Port4 LED Ctrl SPI0 M/S UART1 Modem UART0 PWM1 PWM2 SPI1 M 8-bit xBUS LDO VolReg 5V->3.3V T0 T1 T2 Timer3 PWM3 PLL USB XT |
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