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Megawin Tech MA82G5B16AS28RoHS

Manufacturer
Megawin TechAsian Brands
MPN
MA82G5B16AS28
LCSC Part #
C202843
Packaging
SOP-28-300mil
Customer #
Key Attributes
51 Family 25MHz SOP-28-300mil Microcontrollers RoHS
Datasheetpdf iconMegawin Tech MA82G5B16AS28

Products Specifications

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TypeDescription
CategoryIntegrated Circuits (ICs)/Embedded/Microcontrollers
ManufacturerMegawin Tech
PackagingSOP-28-300mil
ADC (Bit)10bit
Voltage - Supply1.8V~5.5V
Program Memory TypeFLASH
Program Storage Size16KB
CPU Core51 Family
CPU Maximum Speed25MHz
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Additional Information

TypeDetails
Minimum1
Multiple1
Standard Packaging27
Sales UnitPiece

Features

AI Translation
  • High-speed 1-T architecture 80C51 core
  • Selectable ISP space: 1KB/1.5KB~4KB
  • Flexible IAP size configurable by software
  • Password-protected program area access
  • Flash write/erase endurance: 10,000 cycles
  • Flash data retention: 100 years at 25℃
  • Three 16-bit timer/counters: Timer0, Timer1, and Timer2
  • T0CKO on P34, T1CKO on P35, and T2CKO on P10
  • T0/T1/T2 selectable X12 mode
  • S1BRG cascaded with Timer1 into a 16/24-bit timer/counter
  • Programmable 16-bit timer/counter array (PCA) with 8 compare/capture units
  • Programmable 16-bit base counter
  • Clock source from on-chip clock multiplier (CKM) up to 100MHz
  • Capture mode, 16-bit software timer mode, and high-speed output mode
  • 8/10/12/16-bit PWM mode with phase-shift capability, up to 8 PWM channels
  • PWM module with dead-time control and center-aligned options
  • Keyboard interrupt
  • 10-bit ADC with programmable conversion rate up to 200ksps, up to 8 single-ended input channels
  • Auto address recognition with speed-enhanced mode (X2/X4 mode)
  • SPI master operating in mode 4
  • Dedicated baud rate generator for second UART (S1), shared with S0 or configurable as 8-bit timer
  • One master/slave SPI interface, maximum SPI clock frequency up to 12MHz
  • Up to 3 SPI masters including S0 and S1 operating in mode 4
  • Three two-wire serial interfaces: TWI0, TWI1, and STWI (SID)
  • 2 master/slave hardware engines: TWI0 and TWI1
  • 3 device address recognition in TWI0/TWI1 slave mode
  • Two-wire serial interface Start/Stop detection (SID)
  • Software TWI slave interface support
  • On-chip debug interface (OCD)
  • Programmable watchdog timer clocked by ILRCO
  • One-time WDT enable via CPU or power-on reset; WDT overflow triggers interrupt or resets CPU
  • Power-down mode (watch mode) supports WDT function
  • RTC module with 0.5~64 programmable interrupt periods
  • 21-bit system timer
  • Up to 29 GPIOs in 32-pin package
  • P3 configurable as quasi-bidirectional, push-pull output, open-drain output, or input-only mode
  • P1, P2, P4, and P6 configurable as push-pull output or open-drain output mode
  • P6.0, P6.1, and P4.7 shared with XTAL2, XTAL1, and RST
  • Multiple power control modes: power-down mode, idle mode, slow-frequency mode, sub-frequency mode, RTC mode, watch mode, and monitor mode
  • All interrupts can wake up IDLE mode
  • 11 sources can wake up power-down mode
  • Slow-frequency mode and sub-frequency mode support low-speed MCU operation
  • RTC mode supports RTC reset of CPU in power-down mode
  • Watch mode supports WDT reset of CPU in power-down mode
  • Monitor mode supports BOD1 reset of CPU in power-down mode
  • Operating voltage range: 1.8V – 5.5V; minimum voltage for flash write operations (ISP/IAP/ICP) is 1.7V
  • Operating frequency range: up to 25MHz in external crystal mode; 0 – 12MHz at 1.8V – 5.5V and 0 – 25MHz at 2.7V – 5.5V
  • CPU operating frequency up to 12MHz at 1.8V – 5.5V and 25MHz at 2.2V – 5.5V
  • Internal 12MHz/11.059MHz oscillator (IHRCO): ±1% accuracy under factory conditions, typical value
  • External crystal mode with 32.768KHz oscillation support and missing clock detection (MCD)
  • Internal low-power 32KHz RC oscillator (ILRCO)
  • External clock input (ECKI) on P6.0/XTAL2
  • Internal oscillator output on P6.0/XTAL2
  • Built-in clock multiplier (CKM) for high-speed clock source
  • Industrial operating temperature: -40℃ to +85℃
  • 16-byte unique ID code
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