32-bit ARM CortexTM-M4 - NuMicro® Family

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