WT58F032数据手册Weltrend中文资料规格书

描述 Description

The WT58F032 is a high-performance 32-Bit Microcontroller. It incorporates the 32-bit RISC CPU operating up to50 MHz, Flash memory up to 32K bytes and SRAM up to 4K bytes, and rich peripherals/interfaces such as high-speed ADC, high-speed PWM, current limit comparator, Quadrature Encoder Interface (QEI), I2C, SPI, UART and LIN bus. The WT58F032 is suitable for a wide range of applications, such as Brush-less DC motor (BLDC) control, AC induction motor control, switched reluctance (SR) motor control, digital power control, DC/DC, AC/DC, Inverters, PFC, washing machine, air conditioner, refrigerator, LED lighting control and applications where high computing power and high-speed communication are required.

特性 Features

●Embedded 32-bit RISC CPU core
 - 1.28 DMIPS/MHz (Dhrystone 2.1) performance
 - Normal operating mode: 48 MHz, 24 MHz, 12 MHz, 6 MHz and 1 MHz
●Memory:
 - Flash memory: 32K bytes (8K * 32)
 - RAM: 4K bytes (1K * 32)
●CPU clock source
 - External crystal oscillator 1 MHz ~ 24 MHz (Built-in PLL)
 - Internal RC oscillator 12 MHz and 32 kHz (for IWDT)
 - External crystal oscillator 32 kHz for RTC counter
●Clock Management
 - ±2.0% internal oscillator
●Internal RC oscillator can be calibrated ±1% with 32 kHz crystal and ±3% without 32 kHz crystal
 - Programmable PLLs and oscillator clock sources
 - Independent Watchdog Timer (IWDT)
 - Fast wake-up (less than 3us) and start-up
 - Window Watchdog timer with system clock
 - Fail-Safe Clock Monitor module detects clock failure and switches to internal RC oscillator
●Power Management
 - Low-power management modes
 - Integrated Power-on Reset and Low Voltage Detect
●Program read out protection and code encryption
●High-Speed PWM Module
 - Up to four PWM pairs with independent timing (4 PWM generators with 8 outputs)
 - Dead time for rising and falling edges
 - PWM mode (True Independent Output, Complementary, Current Reset, Current Limit)
 - Independent Fault/Current-Limit inputs for each of the PWM outputs
 - Programmable Fault inputs
 - Programmable output polarity
 - Complementary or Independent Output modes
 - Support 8 modes, including Edge and Center-Aligned modes
 - Flexible trigger configurations for ADC conversions (Trigger from PWM to ADC)
 - ‥Output override control
 - Leading-Edge Blanking (LEB) functionality
●High-Speed ADC Module
 - 10-bit resolution with one Successive Approximation Register (SAR) converters (1 Msps)
●±1 LSB accuracy at 5.0V
 - Up to 4 Sample & Hold (S&H) circuits (3: 4 inputs shared, 1: 13 input shared)
 - Up to 13 input sources (one dedicated for temperature sensor)
 - Dedicated result buffer for each analog input
 - Flexible and independent ADC trigger sources (Trigger from PWM to ADC)
●Six 16-bit Timer with IC/OC/OCN/PWM
●Quadrature Encoder Interface (QEI)
 - Phase A, Phase B and Index Pulse input
 - 16-bit up/down position counter
 - Count direction status
 - Position Measurement (x2 and x4) mode
 - Programmable digital noise filters on inputs
 - Alternate 16-bit Timer/Counter mode
 - Interrupt on position counter rollover/underflow
●Comparators
 - A comparator is equipped with two channels (CMP0, CMP1)
 - Negative-side input pins (CMP0M, CMP1M) and a positive-side input pin (CMP0P, CMP1P) can be connected
 - CMP0M and CMP1M pin inputs and the internal generation reference voltage (6 combinations for each comparator) can be selected as the reference voltage
 - The elimination width of the noise elimination digital filter can be selected
 - An interrupt request is generated when an overvoltage is detected (INTCMP0 and INTCMP1) Interrupt on position counter rollover/underflow
 - The output signal of comparator is connected to the PWM array unit and sets the PWM output pin to a non-active state
●DMA: ADC, I2C (*2), UART (*4), TIMER (*6), SPI (*2)
●Communication interface
 - 1 master/slave I2C bus (SM bus) up to 1 MHz
 - 1 master/slave SPI up to 12 MHz
 - 2 UART up to 1.5 MHz
 - LIN Bus
●Power on reset and 8-level Low VDD Detector (LVD)
●Temperature sensor (±3℃)
●Support built-in ISP & ICE mode (2-wire JTAG mode)
●Tri-state I/O structure, input state can be decided by pad resister (pull high)
●Flash memory protection
●Power Consumption
 - Active Mode: 350uA/MHz
 - Standby Mode: less than 6uA
●Wide operating voltage: 3.0V ~ 5.5V
●Operating Conditions:
 - 3.0V to 5.5V, -40oC to +85oC, up to 50 MIPS
●ESD protection HBM > 4KV, MM > 400V
●Package type: LQFP48, QFN40