ARM Cortex-M Audio SoC

NuVoice

ARM® CortexTM-M0 based voice processing System-on-a-Chip ICs with high integration analog and digital peripherals and high performance algorithms designed for voice applications.

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

Chip Description Supply
  voltage  
[V]		 Clock
  frequency  		 Application Flash  SRAM  Operating
temperature
[°C]		    Package    Status *
N571P032
(OTP)
 (644 kB)
  • operating frequency up to 23 MHz
  • external crystal oscillator and internal RC oscillator
  • PLL controller up to 46 MHz (the source of system clock) sourced from external crystal oscillator
  • 24 GPIOs
  • 4x 16-bit timers
  • Watchdog
  • RTC
  • 4-channel PWM
  • 8-channel 10-bit ADC
  • analog peripherals: 13-bit DAC, hardware mixer with 2-channel PCM input, speaker amplifier (550 mW), volume control
 2.4 – 5.5 Ext. crystal:
32.768 kHz

Int. RC:
46 MHz		 32 KB OTP 4 KB -20 – +85 LQFP-48 P
N572F065
 (917 kB)
  • operating frequency up to 48 MHz
  • 2 external crystal oscillators and 1 internal RC oscillator
  • PLL controller up to 48 MHz (the source of system clock) sourced from external high speed crystal oscillator
  • 32 GPIOs
  • 4x 16-bit timers
  • Watchdog
  • RTC
  • 16 interrupts
  • interfaces: 2xSPI (Master mode), USB 2.0 FS (N572065 only)
  • 4-channel PWM
  • 8-channel 12-bit ADC
  • analog peripherals: 13-bit DAC, hardware mixer with 2-channel PCM input, speaker amplifier (250 mW), 7-level volume control
  • LDO regulator
  • LVD/LVR function
 2.4 – 5.5 Ext. crystal:
6/12 MHz
&
32.768 kHz

Int. RC:
24 MHz		 64 KB 8 KB -20 – +85 LQFP-64 P
N572F072
 (987 kB)
  • operating frequency up to 48 MHz
  • external crystal oscillator and internal RC oscillator
  • PLL controller up to 48 MHz (the source of system clock) sourced from external crystal oscillator
  • 32 GPIOs
  • 4x 16-bit timers
  • Watchdog
  • RTC
  • 16 interrupts
  • 2xSPI (Master/Slave mode)
  • 4-channel PWM
  • 8-channel 12-bit ADC
  • analog peripherals: 13-bit DAC, hardware mixer with 2-channel PCM input, speaker amplifier (400 mW), 7-level volume control
  • LDO regulator
  • LVD/LVR function
 2.4 – 5.5 Ext. crystal:
32.768 kHz

Int. RC:
48 MHz		 72 KB 8 KB -20 – +85 LQFP-64 P
N572P072
(OTP)
 (987 kB) 		2.4 – 5.5 Ext. crystal:
32.768 kHz

Int. RC:
48 MHz		 72 KB OTP
or
64 KB OTP + 8 KB Flash		 8 KB -20 – +85 LQFP-64 P