M471 Series

The series of NuMicro Family 32-bit microcontrollers based on the ARM Cortex-M4F core with DSP extension and single-precision floating point instructions (FPU), equipped with a wide range of peripherals and interfaces, like UART, SPI, I²C, I²S, USB 2.0 Full Speed Host/Device interface, PWM, ADC and DAC converters.
All Ics are RoHS compliant.

* Status: P - mass production, S - samples, UD - under development, N - not recommended for new design.

Chip	Description	Application Flash	SRAM	Data Flash	Loader Flash	Programm. methods	Clock   frequency	Supply   voltage   [V]	Operating temperature [°C]	Package	Status *
M471KI8AE (3173 KB)	ARM Cortex-M4F core with DSP extension operating frequency up to 120 MHz single-precision floating point instructions (FPU) Memory Protection Unit (MPU) supports certified IEC60730-1 Class B Software Test Library (STL) programmable system clock source 2 external crystal oscillators and 2 internal RC oscillators PLL controller (the source of system clock up to 72 MHz) sourced from 2 high speed oscillators: crystal or RC 6-channel PDMA up to 119 I/O pins 4 x 32-bit timers Watchdog RTC interfaces: 6 x Low-Power UART (supporting IrDA, RS-485 and LIN function), 2 x SPI, 2 x I2C, 2 x I2S, 2 x LIN CRC controller supporting CRC-CCITT, CRC-8, CRC-16 and CRC-32 error-detecting codes 24-ch 16-bit PWM 24-ch 12-bit ADC 1 x 8-bit DAC 2 x analog comparator temperature sensor with 1 °C resolution LDO regulator Low Voltage Reset (LVR) function 4-level BOD with Reset function	512 KB	64 KB	32 KB	4 KB	ISP IAP ICP	Ext. crystal: 4 - 20 MHz 32.768 kHz Int. RC: 22.1184 MHz 10 kHz	2.5 – 5.5	-40 – +105	LQFP-128	P
M471VI8AE (3173 KB)	ARM Cortex-M4F core with DSP extension operating frequency up to 120 MHz single-precision floating point instructions (FPU) Memory Protection Unit (MPU) supports certified IEC60730-1 Class B Software Test Library (STL) programmable system clock source 2 external crystal oscillators and 2 internal RC oscillators PLL controller (the source of system clock up to 72 MHz) sourced from 2 high speed oscillators: crystal or RC 6-channel PDMA up to 91 I/O pins 4 x 32-bit timers Watchdog RTC interfaces: 6 x Low-Power UART (supporting IrDA, RS-485 and LIN function), 2 x SPI, 2 x I2C, 2 x I2S, 2 x LIN CRC controller supporting CRC-CCITT, CRC-8, CRC-16 and CRC-32 error-detecting codes 24-ch 16-bit PWM 23-ch 12-bit ADC 1 x 8-bit DAC 2 x analog comparator temperature sensor with 1 °C resolution LDO regulator Low Voltage Reset (LVR) function 4-level BOD with Reset function	512 KB	64 KB	32 KB	4 KB	ISP IAP ICP	Ext. crystal: 4 - 20 MHz 32.768 kHz Int. RC: 22.1184 MHz 10 kHz	2.5 – 5.5	-40 – +105	LQFP-100	P
M471R1E6AE (2451 KB)	ARM Cortex-M4F core with DSP extension operating frequency up to 120 MHz single-precision floating point instructions (FPU) Memory Protection Unit (MPU) supports certified IEC60730-1 Class B Software Test Library (STL) programmable system clock source 2 external crystal oscillators and 2 internal RC oscillators PLL controller (the source of system clock up to 72 MHz) sourced from 2 high speed oscillators: crystal or RC 8-channel PDMA up to 49 I/O pins 4 x 32-bit timers Watchdog RTC interfaces: 4 x Low-Power UART (supporting IrDA, RS-485 and LIN function), 1 x S.C. (ISO-7816-3), 2 x SPI, 2 x I2C, 1 x I2S, 2 x LIN, EBI, 1 x USB 2.0 FS Host/Device controller with on-chip PHY CRC controller supporting CRC-CCITT, CRC-8, CRC-16 and CRC-32 error-detecting codes 12-ch 16-bit PWM 16-ch 12-bit ADC 1 x tamper detection pin temperature sensor with 1 °C resolution LDO regulator 8-level BOD with Reset function	128 KB	32 KB	configurable	4 KB	ISP IAP ICP	Ext. crystal: 4 - 20 MHz 32.768 kHz Int. RC: 22.1184 MHz 10 kHz	2.5 – 5.5	-40 – +105	LQFP-64 14x14 mm	P
M471SE6AE (2451 KB)	ARM Cortex-M4F core with DSP extension operating frequency up to 120 MHz single-precision floating point instructions (FPU) Memory Protection Unit (MPU) supports certified IEC60730-1 Class B Software Test Library (STL) programmable system clock source 2 external crystal oscillators and 2 internal RC oscillators PLL controller (the source of system clock up to 72 MHz) sourced from 2 high speed oscillators: crystal or RC 8-channel PDMA up to 49 I/O pins 4 x 32-bit timers Watchdog RTC interfaces: 4 x Low-Power UART (supporting IrDA, RS-485 and LIN function), 1 x S.C. (ISO-7816-3), 2 x SPI, 2 x I2C, 1 x I2S, 2 x LIN, EBI, 1 x USB 2.0 FS Host/Device controller with on-chip PHY CRC controller supporting CRC-CCITT, CRC-8, CRC-16 and CRC-32 error-detecting codes 12-ch 16-bit PWM 16-ch 12-bit ADC 1 x tamper detection pin temperature sensor with 1 °C resolution LDO regulator 8-level BOD with Reset function	128 KB	32 KB	configurable	4 KB	ISP IAP ICP	Ext. crystal: 4 - 20 MHz 32.768 kHz Int. RC: 22.1184 MHz 10 kHz	2.5 – 5.5	-40 – +105	LQFP-64 7x7 mm2	P
M471MD6AE (2451 KB)	ARM Cortex-M4F core with DSP extension operating frequency up to 120 MHz single-precision floating point instructions (FPU) Memory Protection Unit (MPU) supports certified IEC60730-1 Class B Software Test Library (STL) programmable system clock source 2 external crystal oscillators and 2 internal RC oscillators PLL controller (the source of system clock up to 72 MHz) sourced from 2 high speed oscillators: crystal or RC 8-channel PDMA up to 35 I/O pins 4 x 32-bit timers Watchdog RTC interfaces: 3 x Low-Power UART (supporting IrDA, RS-485 and LIN function), 1 x S.C. (ISO-7816-3), 2 x SPI, 2 x I2C, 1 x I2S, 2 x LIN, EBI CRC controller supporting CRC-CCITT, CRC-8, CRC-16 and CRC-32 error-detecting codes 10-ch 16-bit PWM 16-ch 12-bit ADC 1 x tamper detection pin temperature sensor with 1 °C resolution LDO regulator 8-level BOD with Reset function	64 KB	32 KB	configurable	4 KB	ISP IAP ICP	Ext. crystal: 4 - 20 MHz 32.768 kHz Int. RC: 22.1184 MHz 10 kHz	2.5 – 5.5	-40 – +105	LQFP-44	P