N76E003 – a 1T-8051 based series MCU, offers 18 KB Flash ROM, configurable Data Flash and 1 KB SRAM. It supports wide operating voltage of 2.4V to 5.5V, temperature range of -40℃ to 105℃, and high noise immunity of 7KV ESD and 4KV EFT.

The N76E003 provides up to 18 I/O pins under 20 pin package and rich peripherals including two UARTs, SPI, I²C, 6-ch PWM output, wake-up function, and Brown-out detector. The competitive features includes a high precision <2% deviation 16 MHz Internal RC oscillator, and a high resolution 12-bit 8 channel ADC. N76E003 supports small form factor packages TSSOP20 (4mm x 6.5mm) and QFN20 (3mm x 3mm) for easy board design.

Target Application:

Access Control System, Thermostat, Bluetooth Speaker, Electric Meter, Data Collector, Battery charger, Beauty Equipment, Small Home Appliance, etc.

Key Features:

Core

- 1T 8051 processor
- Max frequency up to16 MHz
- Wide operating voltage: 2.4V to 5.5V
- Temperature range: -40℃ to 105℃

Memory

- 18 KB of Flash memory
- 1 KB of SRAM
- Supports configurable Data Flash
- Supports program update by:

- - - - ISP (In-System Programming)
      - ICP (In-Circuit Programming)
      - IAP (In-Application Programming)

PWM

- Up to 6-ch PWM
- Programmable dead-zone generator

ADC

- 12-bit 8-ch ADC
- Runs up to 500 kSPS

Connectivity

- Two UARTs up to 115200 bps
- One SPI up to 8 MHz
- One I²C up to 400 kHz

Clock Control

- < 2% deviation16 MHz Internal RC oscillator
- 10 kHz Internal RC oscillator

Getting started tutorial [external link]

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