Dear customers and colleagues!

 If you lack the performance of the MCS-51 core, we recommend considering the M2003 microcontroller series to replace the N76E003, N76S003.

 Block Diagram:


 Electrical Specifications:
  • Supply Voltage - 2.4 - 5.5V
  • Supports Cap-less LDO, NPD and BOD (4.4/3.7/2.7/2.2V)
  • Normal Operating Mode: 130 µA/MHz
  • Sleep Mode (Idle): <40 µA/MHz
  • Operating Temperature - -40°C to +105°C
 Core:
  • Arm Cortex-M23 with a clock frequency of up to 24 MHz
  • Single-cycle hardware multiplier and 32-bit 17-cycle hardware divider.
 Memory:
  • 32 KB Flash, 4 KB SRAM
  • 4 KB Flash for bootloader (LDROM)
  • 1 KB Security protection ROM (SPROM)
  • ISP/ICP/IAP programming
 Oscillator:
  • Internal 24 MHz HIRC oscillator ±4% over the entire temperature range and ±1% at 25°C
  • Internal 10 kHz LIRC oscillator with ±50% variation over the entire temperature range
 Timers/PWM:
  • 4x32-bit timers
  • 1 x 24-bit count-down
  • 1 x independent watchdog
  • 1 x window watchdog
  • 1 x 3-channel enhanced input capture (ECAP)
  • 6 channels of PWM with one 16-bit timer
 Analog part:
  • 8 channels of 12-bit 500 ksps SAR ADC
 Communication interfaces:
  • 2 UART interfaces (UART, RS-485 and IrDA modes)
  • 1 I²C interface
  • 1 x USCI interface that supports UART, SPI and I²C modes
 Other:
  • Up to 18 I/O
  • 96-bit unique user ID (UID) and 128-bit unique user ID (UCID)
  • Package - TSSOP20 or QFN20 (3x3)

 Development board - NuMaker-M2003FC