8-Bit OTP MCU
CSU8RP2116
MAIN PARAMETERS

8-bit RISC MCU

1K*14 bits OTP ROM, 64Byte data RAM

1 deadzone adjustable complementary PWM output, sink current can be up to 80mA@5V

Introduction

The CSU8RP2113 is a high performance 8-bit RISC MCU. It has 64 bytes SRAM, 1K×14 bits OTP ROM, high integration and low power consumption, is suitable for  home appliances control, toys, headphone cables and other products.

8 bit RISC Core

8 bit RISC Core, and high efficiency C compiler

1K x 14-bit OTP program memory

64-byte data memory (SRAM)

Only 42 single-word instructions

4-level PC storage stack

Supports ISP

Low Power Consumption

Operating current of MCU

-- 0.23 mA@2 MHz, 3 V in normal mode

-- 6 uA@32 KHz, 3 V in normal mode

-- Less than 1μA in sleep mode

Special Features

Power-on reset (POR)

POR and hardware reset delay timer (98 ms)

Low voltage reset (LVR) -- 1.6V / 2.0V / 2.4V

Timer 0 — 8-bit timing counter supporting programming and pre-frequency division

Timer 1 — 12-bit timer/counter with programable prescaler

Timer 2 — 12-bit timer/counter with programable prescaler

Extended watchdog timer (32K WDT) — Programmable time range

Peripheral Features

11 bidirectional I/O ports, 1 input port

2 buzzer output

2 PWM output

1 Deadzone adjustable complementary PWM output

3 internal interrupts, 2 external interrupts

8 input ports with the wake-up function

Low-voltage detection (LVD) pin, 2.4 Vvoltage provided internally for comparison

3 open drain output port

Configurable level and voltage in the input logic

PWM port's sink current can be up to 80mA@5V

CMOS Technology

Operating voltage range — 2.2 V to 5.5 V

Operating temperature range — -40~85 ºC

Oscillator

Built-in 32/16/8/4/2 MHz oscillator with the precision of ±1%, 25℃

Applications

Toys

Small home appliances

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