Weltrend | Products

8-bit MCUs

WT56F108S

The WT56F108S is a general-purpose single chip Microcontroller with LCD function. In addition to using the advanced 3T 8052 single-chip core, wide and low operating voltage range (1.8V ~ 3.6V), and high noise immunity, the product consists of 8Kx8 Flash Program Memory, 768x8 RAM, abundant peripheral resources and versatile power management (refer to the content for more details).The above features make the WT56F108S suitable for a wide range of applications, especially in areas such as Sensor Hub, Signal Conditioner, Voice Recorder/Player, and so on. The WT56F108S is a low cost high performance product with kinds of package to replace the mainstream products on the market. In order to contribute more competitive ability, Weltrend also provides dice and wafer sale for the customer.

Features

- 3T 8052 core, MCS-51 instruction set compatible
- Instruction execution time: Min. = 125ns @24 MHz
- 768 Bytes of RAM (256 Bytes of standard 8052 internal Data RAM and 512 Bytes of external RAM)
- 8K Bytes of flash memory for program storage
- Supporting Internal & External Clock Oscillators:
- Internal clock: 12/24 MHz RC oscillator & 32 kHz RC oscillator

- External clock: External DC ~ 16 MHz Crystal Oscillator
- Two 16-bit Timer/Counters (Timer0 & Timer1)
- One Watchdog Timer (WDT)
- One Watch Timer
- One 16-bit Enhanced Timer with Capture function
- Two UARTs (UART0 & UART1), support baud rate 1200 bps ~ 230400 bps (at 12 MHz)
- Emulated E2PROM
- One master/slave SPI interface
- Two master/slave I2C interface
- Two 16-bit PWMs (PWM0 & PWM1)
- LCD Control Driver
- 4 COM x 32 SEG
- 16-channel 10-bit Analog/Digital Converter (ADC0 ~ ADC15)
- 1-channel 10-bit Digital/Analog Converter (DAC0)
- Three power-saving modes: Sleep mode, Green mode and Idle mode
- 8 external Interrupt IRQ pins (IRQ0 ~ IRQ7)
- 45 programmable bi-directional I/O pins, 12 of them with both high current sink/source ability (10 mA)
- Programmable Low Voltage Detection Reset (LVDR)
- On-chip Power On Reset (POR) and Low Voltage Reset (LVR)
- Built-in single-wire In-Circuit Emulator (ICE) and In-System Programming (ISP)
- Read Out Protection
- Operating voltage range: 1.8V ~ 5.5V
- Operating temperature: -40℃ ~ +105℃
- Package (Green Package): LQFP64, LQFP48, SOP28 & SSOP20

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