產品資訊
BLDC ASIC Line
MA853
- MCU
Cortex®¬M0, frequency up to 48MHz.- Memory (16KB embedded Flash storage and 2KB SRAM.)
- Built-in 48MHz HSI high-speed oscillator.
- Multiple low power modes include Sleep mode, Stop mode and Deep Stop mode.
- 5 timers:
-
One 16-bit 4-channel advanced timer (TIM1), capable of generating four PWM outputs or three complementary PWM pairs, support center- or edge-aligned PWM mode, support hardware dead time insertion and fault brake, support PWM phase-shift output mode. - One 16-bit 4-channel general purpose timer (TIM3), capable of generating four PWM outputs or capture four channel input signals, support decode of hall sensor and quadrature encoder, support infrared decode.
- One 16-bit basic timer (TIM14), capable of generating one PWM output or capture one channel input signal.
- One watchdog timer equipped with independent clock source (IWDG).
- One 24-bit Systick timer.
- Up to 10 fast I/O ports:
- All I/O ports can be mapped to 10 external interrupts.
- All I/O ports can accept input or generate output signal voltage level is not higher than VDD.
- One USART1.
- One 12-bit ADC (Analog-to-Digital converter) supports 1M SPS conversion rate, with 8 external inputs and 1 internal input that can sample on-chip voltage sensor.
- Embedded CRC engine
- Serial Wire Debug (SWD) for debug function.
- Operating temperature range includes -40°C ~ 105°C industrial tier.
- MCD
- 1-Hall sine wave PWM drive
- Pre-driver for external N-ch MOSFET
- Closed loop speed control, configurable speed curve
- Adjustable driving current for the gate of external MOSFET
- Operating voltage range: 5 to 16 V
- Serial interface
- Standby mode
- Soft start
- Output RPM information
- Built-in protection features:
- Under Voltage Lock Out (UVLO), Under voltage protection for the charge pump,
- Over Voltage Protection (OVP), Lock detection, Thermal Shutdown (TSD),
- Over Current limitation (OCL), Over current protection (ISD)
