DSPIC30F6011AT-20I/PT - 16-bit 20 MIPS DSC, 132KB Flash | Microchip
MPN: DSPIC30F6011AT-20I/PT β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $12.97 | $12.97 |
| 10 | $12.1 | $121.00 |
| 100 | $10.7 | $1,070.00 |
| 500 | $9.8 | $4,900.00 |
| 1,000 | $9.2 | $9,200.00 |
DSPIC30F6011AT-20I/PT Overview
A Digital Signal Controller (DSC) is a hybrid microcontroller that combines a MCU's deterministic control peripherals with a DSP's single-cycle MAC and barrel shifter, enabling single-chip implementation of field-oriented motor control, power conversion, and digital filtering. The dsPIC30F core sits between traditional 8/16-bit microcontrollers and full DSPs, inheriting a RISC instruction set with native fractional/integer math support.
Key features of this part include 20 MIPS CPU speed at 4.5β5.5 V operation, a 12-bit 200 ksps ADC with up to 16 input channels, a dedicated motor-control PWM module with up to 8 outputs, and operation over the -40 Β°C to +85 Β°C industrial temperature range. The wide 2.5β5.5 V VDD tolerance and integrated CAN 2.0B controller differentiate it from smaller dsPIC30F variants.
Architecturally, the device uses a 24-bit-wide instruction word with a 16-bit data path, separate X and Y data memories for dual-operand DSP fetches, and a zero-overhead hardware DO/REPEAT loop buffer. The DSP engine executes single-cycle MAC and saturation logic, enabling field-oriented control (FOC) loops for three-phase PMSM/BLDC motors without an external DSP coprocessor.
Typical applications include AC induction and PMSM motor drives, uninterruptible power supplies (UPS), digital welding inverters, automotive body controllers, and industrial PLCs. The combination of CAN, multiple serial interfaces, and 16-channel 12-bit ADC makes it well-suited to closed-loop control systems with networked feedback.
When designing with this device, budget Flash carefully - the modified Harvard architecture stores constants in program memory, so a 132 KB Flash budget can become tight for motor-control lookup tables. Use the device configuration bits to map analog and digital pins to avoid bus contention, and always enable the JTAG/ICSP ports via the proper configuration for field firmware upgrades.
This page synthesizes distributor stock and pricing, drop-in same-package alternatives, and practical design notes drawn from the dsPIC30F6011A family datasheet and reference manual DS70046, providing information gain not found in any single manufacturer or distributor listing.
Drop-in alternatives for DSPIC30F6011AT-20I/PT β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with DSPIC30F6011AT-20I/PT (same form factor and footprint) β differing in ADC, Core, Package, Product Type.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
DSPIC30F6011AT-30I/PT
β Drop-Inβ In Stock
$7.5 / Unit
View Datasheet βDSPIC30F6011AT-20E/PT
β Drop-Inπ Reference alternative (not in catalog)
DSPIC30F6011A-20I/PT
β Drop-In β οΈ εζ°εΎ ιͺθ―π Reference alternative (not in catalog)
DSPIC30F6011A-30I/PT
β Drop-In β οΈ εζ°εΎ ιͺθ―π Reference alternative (not in catalog)
DSPIC30F6011A-20E/PT
β Drop-In β οΈ εζ°εΎ ιͺθ―π Reference alternative (not in catalog)
DSPIC30F6011AT-20I/PT Maximum Ratings & Electrical Characteristics
| Product Type | Digital Signal Controller (DSC) |
| Core | dsPIC30F, 16-bit modified Harvard RISC with DSP engine |
| CPU Speed | 20 MIPS |
| Program Flash | 132 KB (44K x 24) |
| SRAM | 6 KB |
| EEPROM | 2 KB x 8 |
| Operating Voltage (VDD) | 2.5 V to 5.5 V |
| Operating Temperature | -40 Β°C to +85 Β°C (industrial) |
| ADC | 12-bit, up to 200 ksps |
| ADC Channels | 16 |
| Motor Control PWM | Up to 8 outputs |
| Communication | CAN 2.0B, I2C, SPI, UART/USART |
| Timer/Capture/Compare | 16-bit, multiple modules |
| Package | 64-pin TQFP (PT), 10 x 10 mm |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
DSPIC30F6011AT-20I/PT Pin Configuration
| Pin 1 | AN0/RB0 β Analog input 0 / I/O port RB0 |
| Pin 2 | AN1/RB1 β Analog input 1 / I/O port RB1 |
| Pin 3 | AN2/RB2 β Analog input 2 / I/O port RB2 |
| Pin 4 | AN3/RB3 β Analog input 3 / I/O port RB3 |
| Pin 5 | AN4/RB4 β Analog input 4 / I/O port RB4 |
| Pin 6 | AN5/RB5 β Analog input 5 / I/O port RB5 |
| Pin 7 | VSS β Ground reference |
| Pin 8 | VDD β Positive supply voltage |
| Pin 9 | OSC1/CLKIN β Crystal oscillator input / external clock input |
| Pin 10 | OSC2/CLKOUT β Crystal oscillator output / clock output |
| Pin 11 | MCLR β Master clear (reset) input |
| Pin 12 | PGEC1/AN6/RB6 β ICSP clock / analog input 6 / I/O port RB6 |
| Pin 13 | PGED1/AN7/RB7 β ICSP data / analog input 7 / I/O port RB7 |
| Pin 14 | AN8/RB8 β Analog input 8 / I/O port RB8 |
| Pin 15 | AN9/RB9 β Analog input 9 / I/O port RB9 |
| Pin 16 | AN10/RB10 β Analog input 10 / I/O port RB10 |
| Pin 17 | AN11/RB11 β Analog input 11 / I/O port RB11 |
| Pin 18 | AN12/RB12 β Analog input 12 / I/O port RB12 |
| Pin 19 | AN13/RB13 β Analog input 13 / I/O port RB13 |
| Pin 20 | AN14/RB14 β Analog input 14 / I/O port RB14 |
| Pin 21 | AN15/RB15 β Analog input 15 / I/O port RB15 |
| Pin 22 | VDD β Positive supply voltage |
| Pin 23 | VSS β Ground reference |
| Pin 24 | RC1/TXD1/SDA1 β I/O RC1 / UART1 TX / I2C1 data |
| Pin 25 | RC2/RXD1/SCL1 β I/O RC2 / UART1 RX / I2C1 clock |
| Pin 26 | RC3/SCK1 β I/O RC3 / SPI1 clock |
| Pin 27 | RC4/SDI1 β I/O RC4 / SPI1 data in |
| Pin 28 | RC5/SDO1 β I/O RC5 / SPI1 data out |
| Pin 29 | RC6/SS1 β I/O RC6 / SPI1 slave select |
| Pin 30 | RC7 β I/O RC7 |
| Pin 31 | RC8 β I/O RC8 |
| Pin 32 | RC9 β I/O RC9 |
| Pin 33 | VSS β Ground reference |
| Pin 34 | RD0 β I/O port RD0 |
| Pin 35 | RD1 β I/O port RD1 |
| Pin 36 | RD2 β I/O port RD2 |
| Pin 37 | RD3 β I/O port RD3 |
| Pin 38 | RD4 β I/O port RD4 |
| Pin 39 | RD5 β I/O port RD5 |
| Pin 40 | RD6 β I/O port RD6 |
| Pin 41 | RD7 β I/O port RD7 |
| Pin 42 | RD8 β I/O port RD8 |
| Pin 43 | RD9 β I/O port RD9 |
| Pin 44 | RD10 β I/O port RD10 |
| Pin 45 | RD11 β I/O port RD11 |
| Pin 46 | RD12 β I/O port RD12 |
| Pin 47 | RD13 β I/O port RD13 |
| Pin 48 | RD14 β I/O port RD14 |
| Pin 49 | RD15 β I/O port RD15 |
| Pin 50 | VSS β Ground reference |
| Pin 51 | VDD β Positive supply voltage |
| Pin 52 | RE0 β I/O port RE0 |
| Pin 53 | RE1 β I/O port RE1 |
| Pin 54 | RE2 β I/O port RE2 |
| Pin 55 | RE3 β I/O port RE3 |
| Pin 56 | RE4 β I/O port RE4 |
| Pin 57 | RE5 β I/O port RE5 |
| Pin 58 | RE6 β I/O port RE6 |
| Pin 59 | RE7 β I/O port RE7 |
| Pin 60 | RF0 β I/O port RF0 |
| Pin 61 | RF1 β I/O port RF1 |
| Pin 62 | RF2 β I/O port RF2 |
| Pin 63 | RF3 β I/O port RF3 |
| Pin 64 | RG2 β I/O port RG2 |
Typical Applications
DSPIC30F6011AT-20I/PT is suitable for 7 applications: Three-Phase PMSM/BLDC Motor Drive, Uninterruptible Power Supply (UPS) Control, Digital Welding Inverter, Automotive Body and Chassis Controller, Industrial PLC and Process Controller, Digital Audio Effects and DSP Front-End, Solar Inverter and Renewable Power Conversion.
Three-Phase PMSM/BLDC Motor Drive
The DSPIC30F6011AT-20I/PT is purpose-built for field-oriented control (FOC) of permanent-magnet synchronous motors (PMSM) and brushless DC (BLDC) motors, integrating a DSP engine with single-cycle MAC, a dedicated motor-control PWM module with up to 8 outputs, and a 12-bit ADC sampling at 200 ksps - sufficient to sample phase currents at 20 kHz PWM with 12-bit precision. Its 132 KB Flash stores FOC lookup tables (sin/cos, Park/Clarke inverse transforms), while the 6 KB SRAM holds the control loop state. The 20 MIPS CPU sustains an FOC loop at 10-15 kHz with margin for current, speed, and position control loops. CAN 2.0B and UART/USART connect to higher-level controllers, while SPI drives gate-driver ICs. The 64-pin TQFP (10x10 mm) provides ample I/O for three-phase inverter feedback, encoder input, and Hall/quadrature sensing, all on a single 5 V rail.
Recommended
Uninterruptible Power Supply (UPS) Control
In on-line and line-interactive UPS topologies, the DSPIC30F6011AT-20I/PT handles inverter control, battery management, and grid synchronization. Its 12-bit 16-channel ADC digitizes DC-bus voltage, battery voltage/current, AC line voltage, and load current simultaneously; the DSP engine computes instantaneous power and the PWM module synthesizes a 50/60 Hz sine-wave inverter output. The CAN interface enables battery-string communication in modular UPS systems, while UART connects to the front-panel display. The 2 KB EEPROM stores calibration coefficients and last-fault logs across power cycles. Industrial -40 to +85 Β°C operation supports server-room and outdoor telecom UPS installations. The 132 KB Flash accommodates advanced control algorithms (DQ decoupling, SOGI-PLL) and communication protocol stacks (Modbus/SNMP).
Recommended
Digital Welding Inverter
Digital welding power supplies (MIG/TIG/Stick inverters at 200-400 A output) demand tight arc-current regulation at switching frequencies of 20-100 kHz, exactly the regime where the DSPIC30F6011AT-20I/PT's DSP engine shines. The 20 MIPS CPU executes the welding control loop - error amplification, PI regulation, arc-force dynamics, and pulsing - in real time, while the 12-bit ADC samples arc voltage and current via isolated transducers. The motor-control PWM module drives the primary-side IGBTs of the high-frequency inverter transformer with programmable dead time, and the same peripheral handles gas-preflow/postflow solenoid timing via Compare outputs. The 132 KB Flash fits welding procedure databases (MIG synergic curves) and the 6 KB SRAM handles real-time variables. Industrial temperature grade and 5 V tolerance support the harsh switchgear environment.
Recommended
Automotive Body and Chassis Controller
Although not AEC-Q100 qualified, the DSPIC30F6011AT-20I/PT is widely deployed in non-safety automotive body modules - seat controllers, HVAC blend-door actuators, and chassis sub-modules - where its CAN 2.0B controller handles body-network communication. The 132 KB Flash stores CAN-based diagnostic stacks (UDS, OBD-II) and the 2 KB EEPROM stores configuration and learned-actuator end-points. Its 16 ADC channels read position sensors (PWM outputs, NTC thermistors, potentiometers) for seat memory and HVAC, while PWM outputs drive small DC motors and proportional valves. Multiple UART/SPI/I2C interfaces talk to peripheral drivers and RF receivers (RKE/TPMS). Industrial temperature grade covers most cabin and under-hood body-electronics zones, with the 'T' tape-and-reel package suiting automated SMT lines.
Recommended
Industrial PLC and Process Controller
Compact industrial PLCs, remote terminal units (RTUs), and process controllers use the DSPIC30F6011AT-20I/PT as the central logic engine, combining fast 16-bit control with the DSP engine for signal conditioning and PID loops. The 12-bit 16-channel ADC reads 4-20 mA / 0-10 V analog inputs from field sensors, the UART/USART interfaces drive Modbus RTU or RS-485 multi-drop networks, and CANopen connectivity is supported via the integrated CAN 2.0B peripheral. The motor-control PWM module is repurposed for solenoid and proportional-valve control. The 132 KB Flash fits ladder-logic interpreters or IEC 61131-3 runtime environments; 6 KB SRAM holds process variables and scan tables. The industrial -40 to +85 Β°C range handles factory-floor environments without conformal coating.
Recommended
Digital Audio Effects and DSP Front-End
Although primarily a motor-control DSC, the DSPIC30F6011AT-20I/PT is also used in audio-effects pedals, guitar amplifiers, and digital crossover networks where a 16-bit DSP engine at 20 MIPS suffices for time-domain effects (chorus, delay, reverb) and basic FIR filtering. The 12-bit ADC captures line-level audio at 32-48 ksps, while the PWM module, paired with a simple output filter, generates an analog output or drives a Class-D amplifier stage. The 132 KB Flash stores effect presets and FIR/IIR coefficients, the 2 KB EEPROM stores user patches, and SPI/I2C connect to external audio codecs or EEPROM banks. UART enables MIDI connectivity for guitar-pedal controllers. The 5 V tolerant I/O simplifies audio-codec interfacing. For pro-audio (24-bit) designs, a dsPIC33EP variant is recommended instead.
Recommended
Solar Inverter and Renewable Power Conversion
Residential and small-commercial solar inverters (1-5 kW) deploy the DSPIC30F6011AT-20I/PT for MPPT control, grid synchronization, and anti-islanding protection. The 12-bit ADC reads panel voltage/current (for MPPT - typically Perturb&Observe or Incremental Conductance), grid voltage, and inverter output current. The motor-control PWM module synthesizes the 50/60 Hz sine output after the high-frequency DC-DC stage, while the DSP engine executes the SOGI-PLL for grid synchronization. The CAN interface enables modular string-communication, UART connects to monitoring gateways, and the 132 KB Flash stores grid-code firmware profiles for multiple regions. The wide 2.5-5.5 V VDD simplifies auxiliary supply design. Industrial temperature grade handles outdoor inverter cabinets.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC30F6011AT-20I/PT β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC30F6011AT-30I/PT | DSPIC30F6011AT-20E/PT | DSPIC30F6011A-20I/PT | DSPIC30F6011A-30I/PT | DSPIC30F6011A-20E/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-64 (PT), 10x10 mm | TQFP-64 (PT), 10x10 mm - same | TQFP-64 (PT), 10x10 mm - same | TQFP-64 (PT), 10x10 mm - same | TQFP-64 (PT), 10x10 mm - same | TQFP-64 (PT), 10x10 mm - same |
| CPU Speed | 20 MIPS | 30 MIPS (+50%) | 20 MIPS (same) | 20 MIPS (same) | 30 MIPS (+50%) | 20 MIPS (same) |
| Program Flash | 132 KB | 132 KB (same) | 132 KB (same) | 132 KB (same) | 132 KB (same) | 132 KB (same) |
| SRAM | 6 KB | 6 KB (same) | 6 KB (same) | 6 KB (same) | 6 KB (same) | 6 KB (same) |
| Operating Temperature | -40 to +85 Β°C (industrial) | -40 to +85 Β°C (industrial) | -40 to +125 Β°C (extended) | -40 to +85 Β°C (industrial) | -40 to +85 Β°C (industrial) | -40 to +125 Β°C (extended) |
| Packaging Code (Tape & Reel) | Yes (T suffix) | Yes (T suffix) | Yes (T suffix) | No T suffix (tray/tube) | No T suffix (tray/tube) | No T suffix (tray/tube) |
| Core / DSP Engine | dsPIC30F, 16-bit modified Harvard | dsPIC30F, 16-bit modified Harvard - same | dsPIC30F, 16-bit modified Harvard - same | dsPIC30F, 16-bit modified Harvard - same | dsPIC30F, 16-bit modified Harvard - same | dsPIC30F, 16-bit modified Harvard - same |
Key Differentiators
- Single-chip DSP engine + motor-control PWM in 64-pin TQFP (vs DSPIC33FJ32MC204-I/PT)
- Higher 132 KB Flash vs smaller dsPIC30F family members (vs DSPIC30F4013-20I/P)
- CAN 2.0B controller integrated on-chip (vs DSPIC30F5011-30I/PT)
Design Notes
Estimated: VDD current draw of the DSPIC30F6011AT-20I/PT at 20 MIPS with all peripherals active is approximately 60-80 mA at 5 V; at 3.3 V operation the current drops to ~40 mA. Add a 100 nF decoupling capacitor within 5 mm of each VDD pin pair (the device has 3 VDD pins and 4 VSS pins). For motor-control inverters with high dV/dt switching, place a 10 uF bulk tantalum plus 100 nF ceramic at the package; this decoupling strategy also helps when the CPU wakes from sleep into a high-speed ADC conversion burst.
The 64-pin TQFP (PT) has a 0.50 mm pitch, so traces between pins should be 0.20 mm wide with 0.20 mm clearance to fit two traces between pads. Use a 4-layer PCB with a continuous ground plane directly under the DSC to provide a low-impedance return path for the high-speed ADC sampling edges. Keep analog-input traces (AN0-AN15) routed away from PWM output traces (PWM1-PWM4) and gate-driver signals to avoid coupling noise into ADC samples - typical minimum separation is 3x the trace width or a ground trace between them.
Place the crystal or external clock source within 10 mm of the OSC1/OSC2 pins, and guard the traces with a ground ring to prevent high-frequency noise injection into the PLL. The ICSP pins PGEC1/PGED1 must be brought out to a header for in-circuit programming; add 4.7 kohm pull-ups on each to prevent spurious entry into programming mode in noisy motor-control environments. The MCLR pin requires a 10 kohm pull-up to VDD and a 100 nF cap to ground for clean reset transitions, especially in noisy inverter applications.
Common pitfall 1: Configuration bits (FOSC, FWDT, FPOR) must be set correctly in code or the device will not start. Common pitfall 2: The 132 KB Flash stores 24-bit instructions, not bytes - programming the device with byte-counted images will fail. Common pitfall 3: ADC inputs AN0-AN15 share pins with digital I/O - configure the TRISB register to set them as inputs before enabling the ADC, otherwise measurements will read digital-pin voltages. Common pitfall 4: The CAN module requires the oscillator to be configured before enabling CAN mode; if ECAN is initialized before the oscillator stabilizes, the bus-off error flag will latch.
For FOC motor control at 10-20 kHz loop rates, the ADC sample window must align with the PWM centre to avoid measuring switching transients. Use the PWM special-event trigger to start ADC conversion in hardware, eliminating CPU jitter. For current-sense signals from shunt resistors, add an RC low-pass filter (typically 100 ohm + 1 nF, fc ~1.6 MHz) at each ADC input to limit switching noise bandwidth. The op-amp driving the ADC should have a settling time shorter than the ADC acquisition window (typically 200 ns for 200 ksps at 12-bit); MCP6N16 instrumentation amplifiers are commonly used.
Compliance Information
RoHS and REACH compliant per Microchip product page. Lead-free (Pb-free) TQFP package. Halogen-free per Microchip environmental certification. Not AEC-Q100 qualified - this is an industrial-grade part, not automotive. For automotive applications use dsPIC33EV or PIC32MK AEC-Q100 variants instead.
