DSPIC33CK32MP202T-I/SS - 100MHz 16-bit DSC, 32KB Flash | Microchip
Teilenummer: DSPIC33CK32MP202T-I/SS ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $1.85 | $1,85 |
| 10 | $1.66 | $16,60 |
| 100 | $1.48 | $148,00 |
| 500 | $1.32 | $660,00 |
| 1.000 | $1.18 | $1.180,00 |
DSPIC33CK32MP202T-I/SS Übersicht
A digital signal controller combines the computational throughput of a DSP with the deterministic interrupt architecture and peripheral set of a microcontroller, sitting in the hierarchy between general-purpose MCUs and dedicated DSPs. Within Microchip's power management portfolio, the dsPIC33CK family targets digital power conversion, motor control, and advanced sensing where closed-loop control loops must execute at high sample rates with deterministic latency.
Key features include an integrated 3x analog operational amplifier bank, three high-speed comparators, a 12-bit, 3.5 Msps ADC with simultaneous multi-channel sampling, and a high-resolution PWM module capable of 250 ps resolution for buck and boost converter stage generation. Dual-panel (live-update) Flash allows firmware execution from one panel while erasing/programming the other, enabling fault-tolerant firmware updates.
Architecturally, the dsPIC33C core uses a two-stage pipeline with DSP multiply-accumulate (MAC) instructions, division support, and zero-overhead DO/REPEAT loops. Peripheral Trigger Generator (PTG) hardware can automate ADC sampling and PWM updates without CPU intervention, freeing MIPS for control algorithms such as Field-Oriented Control (FOC).
Typical applications include digital SMPS and LLC power supplies, PFC stages, BLDC/PMSM motor drives, digital lighting, and power-factor-correction modules. The integrated op-amps condition current-shunt signals directly, reducing external component count.
Design consideration: the device operates from a single 3.0V to 3.6V supply, and the internal VCAP regulator capacitor on VCAP must not be omitted for stable core power.
This page synthesizes distributor pricing, same-package drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in-Alternativen für DSPIC33CK32MP202T-I/SS – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Varianten dieser Serie
Modelle derselben Serie, die drop-in-kompatibel sind mit DSPIC33CK32MP202T-I/SS (gleiche Bauform und Footprint) – abweichend in Operating Temperature, Package, Program Memory (Flash), RoHS Status, ADC.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
DSPIC33CK32MP202-I/SS
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
DSPIC33CK32MP202T-E/SS
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
DSPIC33CK64MP202-I/SS
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$2.9 / Stück
Datenblatt ansehen →DSPIC33CK128MP202-I/SS
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
DSPIC33CK256MP202-I/SS
✅ Drop-In✓ Auf Lager
$3.15 / Stück
Datenblatt ansehen →DSPIC33CH128MP202-I/SS
✅ Drop-In✓ Auf Lager
$4.1 / Stück
Datenblatt ansehen →DSPIC33CK32MP202T-I/SS Grenzwerte & elektrische Eigenschaften
| Core Architecture | 16-bit dsPIC33C DSC |
| Maximum CPU Speed | 100 MHz (100 MIPS) |
| Flash Memory | 32 KB (dual-panel, live update) |
| SRAM | 8 KB |
| Versorgungsspannung | 3.0 V to 3.6 V |
| ADC Resolution | 12-bit |
| Op-Amps | 3 integrated |
| Comparators | 3 |
| PWM | High-resolution PWM (motor control / digital power) |
| Gehäuse | 28-SSOP |
| Montageart | Surface Mount |
| Betriebstemperatur | -40C to +85C (I grade) |
| Functional Safety Support | Yes (FuSa variant classification) |
| Packaging | Tape & Reel (T) |
| RoHS-Status | Compliant |
| Kategorie | Digital Signal Controllers / DSC |
DSPIC33CK32MP202T-I/SS Pin-Konfiguration
| Pin 1 | MCLR — Master clear reset input / programming voltage |
| Pin 2 | AN0 — Analog input 0 / port I/O |
| Pin 3 | AN1 — Analog input 1 / port I/O |
| Pin 4 | AN2 — Analog input 2 / port I/O |
| Pin 5 | AN3 — Analog input 3 / port I/O |
| Pin 6 | AN4 — Analog input 4 / port I/O |
| Pin 7 | VDD — Power supply (3.0V to 3.6V) |
| Pin 8 | VSS — Ground reference |
| Pin 9 | OSC1/CLKI — Crystal oscillator input / external clock input |
| Pin 10 | OSC2/CLKO — Crystal oscillator output / clock output |
| Pin 11 | AN5/PGD — Analog input 5 / In-Circuit Serial Programming data |
| Pin 12 | AN6/PGC — Analog input 6 / In-Circuit Serial Programming clock |
| Pin 13 | AN7 — Analog input 7 / port I/O |
| Pin 14 | VCAP — Internal core regulator capacitor connection |
| Pin 15 | AN8 — Analog input 8 / port I/O |
| Pin 16 | AN9 — Analog input 9 / port I/O |
| Pin 17 | AN10 — Analog input 10 / op-amp input / port I/O |
| Pin 18 | AN11 — Analog input 11 / op-amp input / port I/O |
| Pin 19 | T1CKI — Timer1 external clock input / port I/O |
| Pin 20 | AN12 — Analog input 12 / op-amp output / port I/O |
| Pin 21 | AN13 — Analog input 13 / port I/O |
| Pin 22 | AN14 — Analog input 14 / port I/O |
| Pin 23 | VDD — Power supply (3.0V to 3.6V) |
| Pin 24 | VSS — Ground reference |
| Pin 25 | SDA1 — I2C data / remappable peripheral pin |
| Pin 26 | SCL1 — I2C clock / remappable peripheral pin |
| Pin 27 | INT0 — External interrupt 0 / port I/O |
| Pin 28 | PWM1H/RP28 — PWM output / remappable peripheral pin |
Typische Anwendungen
DSPIC33CK32MP202T-I/SS ist geeignet für 6 Anwendungs: Digital Switch-Mode Power Supplies (SMPS), BLDC/PMSM Motor Control (FOC), Power Factor Correction (PFC), Advanced Sensing and Control, Digital Lighting and LED Drivers, Function Safety and Industrial Automation Nodes.
Digital Switch-Mode Power Supplies (SMPS)
The DSPIC33CK32MP202T-I/SS fits digital SMPS designs because its high-resolution PWM provides fine duty-cycle granularity for tightly regulated buck, boost, half-bridge, and LLC converter stages, while the 12-bit ADC samples output voltage and current fast enough to close control loops at hundreds of kHz switching frequencies. The three integrated op-amps can condition shunt-current feedback directly, and the three comparators provide hardware over-current protection with cycle-by-cycle PWM shutdown independent of software latency. In a typical topology the DSC runs voltage-mode or current-mode control with software PI loops at the switching frequency, and the dual-panel Flash allows firmware updates to converter parameters without interrupting the output. Compared with an analog controller, it adds digital telemetry, programmable soft-start, and adaptive compensation at the cost of firmware development effort.
Empfohlen
BLDC/PMSM Motor Control (FOC)
Field-Oriented Control of permanent-magnet motors is the flagship use case for the dsPIC33CK family: the 100 MHz, 16-bit DSP core executes Park/Clarke transforms, PI current loops, and speed loops deterministically at PWM update rates typical of 20-100 kHz drives. The high-resolution PWM generates three-phase complementary outputs with dead-time control, the 12-bit ADC supports simultaneous sampling of phase currents from low-side shunts, and the on-chip op-amps amplify those shunt signals without external amplifier ICs, cutting BOM cost in cost-sensitive appliance and industrial drives. Hardware comparators implement over-current trip and brake functions with microsecond-class response. Typical companion choices include gate drivers and a 3.3V LDO; Microchip application notes provide ready-made FOC firmware libraries that shorten development time considerably for single-shunt and three-shunt architectures.
Empfohlen
Power Factor Correction (PFC)
In active PFC front ends, the DSPIC33CK32MP202T-I/SS executes average-current-mode control for boost PFC stages, with the 12-bit ADC digitizing input voltage, inductor current, and bus voltage each switching cycle. The high-resolution PWM's fine duty-cycle adjustment improves THD at light load compared with coarse-resolution controllers, and the on-chip comparators handle inrush and over-current protection in hardware. Integrated op-amps condition current-shunt signals, while software implements input-voltage feedforward and brown-out handling adaptively. Because the 32KB Flash capacity comfortably holds a PFC control loop plus housekeeping and communication code, this device serves well in LED drivers, server power supplies, and appliance power stages where certification targets require low input current harmonics and fast dynamic response to bus-load transients.
Empfohlen
Advanced Sensing and Control
The DSPIC33CK32MP202T-I/SS suits high-rate sensor acquisition nodes: its 12-bit ADC with fast sampling and the Peripheral Trigger Generator automate sample-PWM sequencing, while the DSP multiply-accumulate instruction set performs digital filtering and calibration math on-chip in real time. The three op-amps amplify bridge or shunt signals and the three comparators implement threshold alarms without CPU involvement. Typical systems include industrial pressure and flow transmitters, temperature control loops driving SSRs or heaters via PWM, and battery-pack monitors where the DSC computes coulomb counting and protection thresholds. With 8KB of RAM for buffers and 32KB Flash for firmware plus tables, the device handles control-plus-communication designs that would exceed a smaller 8-bit MCU, while its deterministic 100 MIPS core keeps loop jitter low.
Empfohlen
Digital Lighting and LED Drivers
Programmable LED drivers benefit from the DSPIC33CK32MP202T-I/SS because the high-resolution PWM produces stable dimming at deep dim ratios without visible flicker, and the ADC closes current loops for constant-current regulation per channel. The integrated op-amps handle shunt current sensing, while the comparators protect against LED-string short circuits with hardware trips. Software-defined dimming curves, DALI or DMX-style communication, and adaptive thermal derating all fit within the 32KB Flash budget. The industrial -40C to +85C temperature grade covers outdoor luminaire environments, and the 28-SSOP package keeps controller footprint small on dense driver boards. Compared with analog dimming ICs, this DSC adds tunable color mixing and remote-update capability, trading firmware effort for product-line flexibility across multiple lamp SKUs.
Empfohlen
Function Safety and Industrial Automation Nodes
The dsPIC33CK family carries Functional Safety (FuSa) classification per DigiKey's categorization, making the DSPIC33CK32MP202T-I/SS appropriate for industrial automation nodes where documented safety collateral assists IEC 61508-oriented development. The device can implement safety-relevant monitoring: comparator-based hardware watchdogs on critical analog signals, ADC self-test sequences, and dual-panel Flash integrity checks supporting safe firmware update flows. At 100 MIPS it also runs protocol stacks (CAN, UART, I2C) alongside the control loop without dropping real-time deadlines. Typical deployments include PLC I/O modules, drive auxiliary-control boards, and pump or fan controllers where deterministic behavior, self-diagnostics, and RoHS-compliant industrial temperature range (-40C to +85C) are procurement requirements alongside long-term availability from Microchip.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für DSPIC33CK32MP202T-I/SS – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | DSPIC33CK32MP202-I/SS | DSPIC33CK32MP202T-E/SS | DSPIC33CK128MP202-I/SS | DSPIC33CH128MP202-I/SS |
|---|---|---|---|---|---|
| Package | 28-SSOP | 28-SSOP - same | 28-SSOP - same | 28-SSOP - same | 28-SSOP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 32 KB | 32 KB | 32 KB | 128 KB | 128 KB (dual core) |
| CPU Speed | 100 MHz (100 MIPS) | 100 MHz | 100 MHz | 100 MHz | 100 MHz MASTER + 100 MHz SECONDARY |
| Operating Temperature | -40C to +85C (I grade) | -40C to +85C | Extended (E grade) | -40C to +85C | -40C to +85C |
| Core Architecture | Single-core 16-bit dsPIC33C | Single-core 16-bit dsPIC33C | Single-core 16-bit dsPIC33C | Single-core 16-bit dsPIC33C | Dual-core (MASTER + SECONDARY) |
| Packaging Option | Tape & Reel (T) | Tube/Tray (no T suffix) | Tape & Reel (T) | Tube/Tray | Tube/Tray |
Wichtigste Unterscheidungsmerkmale
- Lowest Flash density in the pin-compatible 28-SSOP dsPIC33CK MP202 ladder (vs. DSPIC33CK128MP202-I/SS)
- Single-core deterministic architecture (vs. DSPIC33CH128MP202-I/SS)
- Extended-temperature drop-in available on the same die (vs. DSPIC33CK32MP202T-E/SS)
Designhinweise
Supply the DSPIC33CK32MP202T-I/SS from a clean 3.0V-3.6V rail. The internal core regulator requires a low-ESR ceramic capacitor (value per datasheet, typically around 10 uF class) on the VCAP pin - never omit it, and never drive the core supply externally. Decouple each VDD pin with 100 nF placed within 2 mm of the pin, plus one bulk 4.7-10 uF per device. In motor-drive boards, separate the 3.3V logic rail from noisy gate-driver supplies or the ADC will pick up switching ripple.
Route the op-amp input traces (used for current shunt sensing) as short Kelvin connections directly to the shunt resistor pads; keep them away from PWM output traces to avoid capacitive coupling of switching edges into the analog front end. Place the 12-bit ADC's reference decoupling close to the VDD/AVSS and reference pins. Use a solid ground plane and a single-point star connection for power-stage current return so large currents do not circulate through the controller ground.
Remember the T suffix denotes Tape & Reel (2600-unit class reels) while the non-T DSPIC33CK32MP202-I/SS ships in tubes - order the correct suffix for your pick-and-place process. The I-grade covers -40C to +85C only; for hotter enclosures specify the E variant. When migrating code between 32KB and 128KB family members, regenerate the linker script and verify configuration bits, since Flash size and some configuration defaults differ across memory densities.
Compliance-Informationen
RoHS-compliant lead-free 28-SSOP package per standard Microchip current-catalogue classification; confirm certificates on the Microchip product page. Family carries Functional Safety (FuSa) classification per DigiKey listing.
