|
|
|
| dsPIC30F1010/202X 处理器 |
|
|
|
|
|
dsPIC30F SMPS & Digital Power Conversion 16-bit Digital Signal Controller. These devices offer features supporting common, multi-loop digital switch-mode power supplies (SMPS) and other digital power-conversion applications such as:
- AC to DC Converters
- DC to DC Converters
- Power Factor Correction (PFC)
- Uninterruptible power supply (UPS)
- Inverters
- Embedded Power-Supply Controllers
- Circuit Breakers, Arc Fault Detection
- Digital Lighting
Features
High-Performance Modified RISC CPU:
- Modified Harvard architecture
- C compiler optimized instruction set architecture
- 83 base instructions with flexible addressing
modes
- 24-bit wide instructions, 16-bit wide data path
- 12 Kbytes on-chip Flash program space
- 512 bytes on-chip data RAM
- 16 x 16-bit working register array
- Up to 30 MIPs operation:
- 32 interrupt sources
- Three external interrupt sources
- 8 user-selectable priority levels for each interrupt
- 4 processor exceptions and software trap
DSP Engine Features:
- Modulo and Bit-Reversed modes
- Two 40-bit wide accumulators with optional
saturation logic
- 17-bit x 17-bit single-cycle hardware fractional/
integer multiplier
- Single-cycle Multiply-Accumulate (MAC)
operation
- 40-stage Barrel Shifter
- Dual data fetch
Peripheral Features:
- High-current sink/source I/O pins: 25 mA/25 mA
- Three 16-bit timers/counters; optionally pair up
16-bit timers into 32-bit timer modules
- Four 16-bit Capture input functions
- Two 16-bit Compare/PWM output functions
- Dual Compare mode available
- 3-wire SPI modules (supports 4 Frame modes)
- I2CTM module supports Multi-Master/Slave mode
and 7-bit/10-bit addressing
- UART Module
Power Supply PWM Module Features:
- Four PWM generators with 8 outputs
- Each PWM generator has independent time base
and duty cycle
- Duty cycle resolution of 1.1 ns at 30 MIPS
- Individual dead time for each PWM generator:
- Dead-time resolution 4.2 ns at 30 MIPS
- Dead time for rising and falling edges
- Phase-shift resolution of 4.2 ns @ 30 MIPS
- Frequency resolution of 8.4 ns @ 30 MIPS
- PWM modes supported:
- Complementary
- Push-Pull
- Multi-Phase
- Variable Phase
- Current Reset
- Current-Limit
- Independent Current-Limit and Fault Inputs
- Output Override Control
- Special Event Trigger
- PWM generated ADC Trigger
Analog Features:
ADC
- 10-bit resolution
- 2000 Ksps conversion rate
- Up to 12 input channels
- “Conversion pairing” allows simultaneous conversion
of two inputs (i.e., current and voltage) with a
single trigger
- PWM control loop:
- Up to six conversion pairs available
- Each conversion pair has up to four PWM
and seven other selectable trigger sources
- Interrupt hardware supports up to 1M interrupts
per second
COMPARATOR
- Four Analog Comparators:
- 20 ns response time
- 10-bit DAC reference generator
- Programmable output polarity
- Selectable input source
- ADC sample and convert capable
- PWM module interface
- PWM Duty Cycle Control
- PWM Period Control
- PWM Fault Detect
- Special Event Trigger
- PWM-generated ADC Trigger
Special Microcontroller Features:
- Enhanced Flash program memory:
- 10,000 erase/write cycle (min.) for
industrial temperature range, 100k (typical)
- Self-reprogrammable under software control
- Power-on Reset (POR), Power-up Timer (PWRT)
and Oscillator Start-up Timer (OST)
- Flexible Watchdog Timer (WDT) with on-chip low
power RC oscillator for reliable operation
- Fail-Safe clock monitor operation
- Detects clock failure and switches to on-chip low
power RC oscillator
- Programmable code protection
- In-Circuit Serial Programming™ (ICSP™)
- Selectable Power Management modes
- Sleep, Idle and Alternate Clock modes
CMOS Technology:
- Low-power, high-speed Flash technology
- 3.3V and 5.0V operation (±10%)
Industrial and Extended temperature ranges
Low power consumption |
|
|
|
|
 |
|
 |