MS51FB9AE, 1T 8051 CPU, 16KB Flash, 1KB SRAM, 2x UART, SPI, I2C, 12Bit 8Ch ADC, Nuvoton - TSSOP20

NuMicro® MS51FB9AE is embedded with based on 1T 8051-based CMOS microcontroller, runs up to 24 MHz, features 16 K bytes flash, 1 K bytes SRAM, and 4 K bytes loader ROM for the ISP, also equipped with rich peripherals: 2 sets of UART; 1 set of I²C, and 1 set of SPI, 18 GPIO, 8 channels of 12-bit ADC, Watchdog Timer, Window Watchdog Timer and 6*16-bit PWM channel, package is available in TSSOP20.

• 1T 8051-based CMOS microcontroller running up to 24 MHz
• 16 K bytes Flash
• Configurable 4 K / 3 K / 2 K / 1 K Bytes of LDROM, which provides flexibility to user developed Boot Code
• 1 K bytes SRAM
• One programmable Watchdog Timer ( WDT )
• One dedicated Self Wake-up Timer ( WKT )
• 2 full-duplex UART ports with frame error detection and automatic address recognition
• 1 SPI port with master and slave modes, up to 12 Mbps when system clock is 24 MHz
• 1 I²C bus with master and slave modes, up to 400 kbps data rate
• 8 channels of 12-bit ADC, up to 500 ksps converting rate
• Voltage range: 2.4 V to 5.5 V
• Temperature range: - 40 ? to + 105 ?
• Two 16-bit Timers / Counters 0 and 1 compatible with standard 8051
• One 16-bit Timer 2 with three-channel input capture module and 9 input pin can be selected
• One 16-bit auto-reload Timer 3, which can be the baud rate clock source of UARTs

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