512KB Flash Voltage Stabilizer IC STM32F446VET6 STM32F103VET6 STM32F103VCT6 STM32F103VBT6

AT32F403AVGT7 PIN To PIN Alternative STM32F446VET6 STM32F103VET6 STM32F103VCT6 STM32F103VBT6 flash 512KB

AT32F403AVGT7 PIN To PIN Alternative STM32F446VET6 STM32F103VET6 STM32F103VET7 STM32F103VCT6 STM32F103VBT6 flash 512KBSoftware hardware is completely compatible

1. High compatibility: compatible with Sxx32F103 pins & highly compatible with software
2.M4 main frequency 240MHz (with FPU/DSP), RAM up to 224KB
3.AT32F403ARC/VC can replace the Sxx103RE/VE project just because of insufficient RAM
4. Rich peripherals: I2Cx3, SDIO x 2, SPI/I2S (full duplex) x 4, CANx2, UARTx8, 32-bit Timer, SPIM can be connected to high-speed SPI NOR Flash
5. Built-in sLib function: unique security & secondary development function
6. High computing power, one can replace multiple
7. Support wide operating temperature range (-40-105 degrees)
8. Support small size package: QFN48 6x6mm

Efficacy / performance
ARM® Cortex®-M4 frequency up to 240MHz
Single precision floating point arithmetic unit
Memory execution zero waiting technology
2.6V ~ 3.6V supply voltage
I / OS can withstand 5V level
Temperature range-40 ~ + 105 ° C
RAM
Up to 1MB flash memory
Up to 224KB SRAM
Slib: Set the specified main storage area to execute the code security library area (only can call the unread)
SPIM
Up to 16MB External SPI Flash Memory Extension (program execution / data storage / program and data can be encrypted)
clock
PLL (240 MHz output)
External high speed 4 ~ 25 MHz crystal oscillator
Interior high speed 48 MHz RC oscillator (-40 ° C ~ 105 ° C)
With Auto Clock Calibration Function (ACC) (25 ° C reaches 1% accuracy, -40 ° C ~ 105 ° C reaches 2.5% accuracy)
External low speed 32.768kHz RTC crystal oscillator
Internal low speed 40kHz RC oscillator
Reset and power management
Sleep, stop, and standby mode
Power / Power-off Reset (POR / PDR)
Programmable voltage monitor (PVD)
Vʙᴀᴛ is powered by RTC and 42 16-bit backup registers
Simulated high performance peripherals
3 groups of 2M sampling rate 12-bit A / D converter (16 channels)
2 channel 12-bit D / A converter
Timer
2 16-bit dead zone control PWM advanced control timer
2 32-bit, 8 16-bit universal timer
2 watchdog timers (independent and window)
2 16-bit basic timer (driver DAC)
1 system time timer: 24-bit self-reduction
Peripheral interface
3 x I2c
4 x SPI / I2S (SPI can reach 50MHz)
(Where I2S2 / I2S3 supports full duplex)
4 x USART + 4 x UART (support ISO7816, Lin, IRDA interface and modulation control)
2 x SDIO
Crystal-Less USB2.0 full speed interface
2 x CAN 2.0B
DMA
14 channels, support timers, ADC, DAC, SDIO, I2S, SPI, I2C and USART
Quick I / O port
Up to 80 I / O ports, all I / O ports can be imaged to 16 external interrupts; almost all I / O ports canlerant 5V input signals
All I / O ports are fast I / O, register access speed is maximum fᴀʜʙ
XMC
Support CF card, SRAM, PSRAM, NOR, and NAND memory
Support parallel LCD interface, compatible with 8080/6800 mode
Encapsulate
48/64/100-Pin LQFP
48-Pin QFN

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