BAT32G439 uses 32-bit RISC core with high-performance ARM V8-M architecture STAR-MC1 processor. The Operating voltage is 2.5V~5.5V, Maximum operating frequency is 128MHz, 256KB Flash, 64KB SRAM, up to 83 GPIO, support comparator, Programmable gain amplifier, ADC, DAC and LCD bus interface and other rich analog peripheral, timer and a variety of standard communication interface, built-in a variety of security function modules and DSP, FPU and other computing units.
Key Architecture & Power
Processor & Computing
STAR-MC1 kernel for ARM® V8-M architecture
Up to 128MHz frequency @ 2.5V-5.5V
Hardware multiplier and divider module
Floating-point arithmetic unit (FPU)
Built-in digital signal processing unit (DSP) with SIMD DSP enhanced instructions
Built-in two-channel 2-order digital filter (IIR), cascadable as 4-order filter
Memory Configuration
256KB Flash memory
64KB SRAM + 2KB Backup SRAM
4KB Data Flash
128-bit unique ID number
256KB Flash64KB SRAM4KB Data Flash
Operating & Power
Operating voltage: 2.5V - 5.5V
Operating temperature: -40℃ - 105℃
150uA/MHz dynamic consumption @ 128MHz
80uA @ deep sleep mode
85uA @ deep sleep mode + 32.768KHz + RTC
5uA @ deep sleep mode with partial power off
Peripherals & Interfaces
Analog Features
3 ADC units: up to 32 channels of high-precision 12-bit ADC (1.41Msps @ 64MHz)
1 DAC channel: 8-bit accuracy support
4 channel Programmable Gain Amplifier (PGA)
4 channel comparator with optional input source and reference voltage
Timers & Control
General PWM timer: 32-bit 4-channel GPT0 unit & 16-bit 8-channel GPT1 unit
16-bit timer: 8 channels x 2 units
1 interval timer of 15-bit
2 Watchdog Timers (WDT) & 1 Real-Time Clock (RTC)
Enhanced DMA controller & Linkage controller
LCD BUS: support for 8080 and 6800 interfaces
Communication & I/O
Up to 83 GPIOs
2 I2C standard interfaces
2 SPI standard interfaces (supporting 8-bit and 16-bit)
4 Serial communication units
2 CAN A/B interfaces
1 LIN bus & 1 IrDA
Security & Standards
Security Feature
Description
Encryption Engine
AES Advanced encryption engine. Supports standard data encryption/decryption with key lengths of 128-bit or 256-bit.
Compliance
Comply with relevant standards of IEC/UL 60730.
System Protection
Abnormal storage space access error detection, hardware CRC calibration inspection, and special SFR protection to prevent misoperation.
Packages
LQFP64 / LQFP80 / LQFP100
Frequently Asked Questions (FAQ)
What processor core is used in the BAT32G439?
The BAT32G439 uses a 32-bit RISC core featuring the high-performance ARM V8-M architecture STAR-MC1 processor, running at a maximum frequency of 128MHz.
What is the operating voltage and temperature range?
The operating voltage range is 2.5V to 5.5V, and the operating temperature range is -40℃ to 105℃.
How much memory does the microcontroller integrate?
It features 256KB of Flash memory, 64KB of SRAM, 2KB of Backup SRAM, and 4KB of Data Flash.
Does the BAT32G439 support low power consumption modes?
Yes. It supports sleep and deep sleep modes. Power consumption details include 80uA in deep sleep mode, 85uA in deep sleep mode with RTC active, and down to 5uA in deep sleep mode with partial power off.
What communication interfaces are supported?
It supports 2 I2C standard interfaces, 2 SPI standard interfaces, 4 Serial communication units, 1 LIN bus, 2 CAN A/B interfaces, 1 IrDA, and an LCD BUS supporting 8080 and 6800 interfaces.
What package options are available for the BAT32G439?
The device is offered in three package options: LQFP64, LQFP80, and LQFP100.
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