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N79E844

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The N79E844 MCU is a high speed 4T-8051 MCU operating at 2.4V ~ 5.5V and -40℃ ~ 85℃, and provides 22.1184 MHz internal oscillator (1% accuracy at 25℃, 5V) , Data Flash configurable and high immunity (8KV ESD, 4KV EFT) . Package types include TSSOP20 and SOP20.

Target Application:

Security/Alarm, Temperature Sensor, iPod Docking, Projector, DVD Player, E-balance, LED/lighting, etc.

Key Features:

  • Core

- 4T 8051 processor

- Max frequency of 24 MHz

- Operating voltage: 2.4V to 5.5V

- Temperature range: -40℃ ~ 85℃

  • Memory

- 8 KB of flash memory

- 512B of SRAM

- 4KB of Data Flash

- ISP (In-System Programming)

- ICP (In-Circuit Programming)

  • ADC

- 7 channels

- 10-bit resolution

- Up to 150 kSPS

  • Connectivity

- One SPI (up to 1.25 MHz)

- One I²C (up to 400 kHz)

- One UART

  • Clock Control

- 4 to 24 MHz crystal oscillator

- Internal 22.1184 MHz (1% accuracy at 25℃, 5V)

- Internal 22.1184 or 11.0592 MHz configurable

 

Data Sheet

  • Data Sheet

  • File name Version Update Download
  • N79E845_844_8432 Data Sheet 2.6  2014/04/30
  • Software

  • File name Version Update Download
  • N79E84x Sample Code 1.0.8  2014/01/30
  • Nuvoton 8051 Keil uVision Driver v2.00  2016/12/16
  • Nuvoton 8051 ISP-ICP Programmer v7.15 7.15  2015/05/04
  • Development Tool

  • File name Version Update Download
  • NuTiny-SDK-N79E85J 0.0.4  2014/01/13

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Part No. Check Disty Flash SRAM Data Flash ISP ROM I/O Timer UART SPI I2C PWM Comparator ADC ISP /ICP /IAP Package Status INT Special Function
N79E844 Check Disty 8K 512 4K 2K 17 3*16-bit 1 1 1 4*10-bit   7*10-bit ISP, ICP TSSOP20 Mass Production 2 internal 22 MHz RC, KBI, BOR

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