An Introduction of TMS320F28021PTT Texas Instruments

The TMS320F28021PTT Texas Instruments is a C2000™ 32-bit MCU with 40 MHz, 64 KB flash. 2000™ 32-bit microcontrollers are optimized for processing, sensing, and actuation to improve closed-loop performance in eal-time control applications such as industrial motor drives; solar inverters and digital power; electrical vehicles and transportation; motor control; and sensing and signal processing. The C2000 line includes the Premium performance MCUs and the Entry performance MCUs.

Features for the TMS320F28021

High-efficiency 32-bit CPU (TMS320C28x)
– 60 MHz (16.67-ns cycle time)
– 50 MHz (20-ns cycle time)
– 40 MHz (25-ns cycle time)
– 16 × 16 and 32 × 32 MAC operations
– 16 × 16 dual MAC
– Harvard bus architecture
– Atomic operations
– Fast interrupt response and processing
– Unified memory programming model
– Code-efficient (in C/C++ and Assembly)
• Endianness: Little endian
• Low cost for both device and system:
– Single 3.3-V supply
– No power sequencing requirement
– Integrated power-on and brown-out resets
– Small packaging, as low as 38-pin available
– Low power
– No analog support pins
• Clocking:
– Two internal zero-pin oscillators
– On-chip crystal oscillator and external clock
input
– Watchdog timer module
– Missing clock detection circuitry
• Up to 22 individually programmable, multiplexed
GPIO pins with input filtering
• Peripheral Interrupt Expansion (PIE) block that
supports all peripheral interrupts
• Three 32-bit CPU timers
• Independent 16-bit timer in each Enhanced Pulse
Width Modulator (ePWM)
• On-chip memory
– Flash, SARAM, OTP, Boot ROM available
• Code-security module
• 128-bit security key and lock
– Protects secure memory blocks
– Prevents firmware reverse engineering
• Serial port peripherals
– One Serial Communications Interface (SCI)
Universal Asynchronous Receiver/Transmitter
(UART) module
– One Serial Peripheral Interface (SPI) module
– One Inter-Integrated-Circuit (I2C) module
• Enhanced control peripherals
– ePWM
– High-Resolution PWM (HRPWM)
– Enhanced Capture (eCAP) module
– Analog-to-Digital Converter (ADC)
– On-chip temperature sensor
– Comparator
• Advanced emulation features
– Analysis and breakpoint functions
– Real-time debug through hardware
• Package options
– 38-pin DA Thin Shrink Small-Outline Package
(TSSOP)
– 48-pin PT Low-Profile Quad Flatpack (LQFP)
• Temperature options
– T: –40°C to 105°C
– S: –40°C to 125°C
– Q: –40°C to 125°C
(AEC Q100 qualification for automotive
applications)

2 Applications
• Air conditioner outdoor unit
• Inverter & motor control
• Textile machine
• Micro inverter
• AC drive power stage module
• AC-input BLDC motor drive
• DC-input BLDC motor drive
• Industrial AC-DC
• Three phase UPS
• Merchant DC/DC
• Merchant network & server PSU
• Merchant telecom rectifiers

About UCC INDU GmbH

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