DSPIC33FJ32GP101-E/SS - 16-Bit DSC 16 MIPs 32KB Flash | Microchip
Référence : DSPIC33FJ32GP101-E/SS ✗ Fin de vie| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $4.95 | $4,95 |
| 10 | $4.45 | $44,50 |
| 100 | $3.95 | $395,00 |
| 500 | $3.55 | $1 775,00 |
| 1 000 | $3.2 | $3 200,00 |
DSPIC33FJ32GP101-E/SS Présentation
A digital signal controller (DSC) combines the architecture of a microcontroller with the computational capability of a digital signal processor. DSCs sit in the hierarchy between general-purpose MCUs and dedicated DSPs: they integrate a CPU, Flash, SRAM, and peripherals for embedded control, while adding DSP-class multiply-accumulate instructions for math-intensive tasks such as digital filtering and motor control.
Key features include the 16-bit modified Harvard dsPIC33F core running at up to 16 MIPs from an internal PLL, a 10-bit ADC capable of high-rate sampling, output compare and input capture channels, and serial connectivity via I2C, SPI, and UART with IrDA and LINbus support. The -E extended temperature suffix qualifies the device for -40C to +125C operation, and per Microchip USA listings the device family carries AEC-Q100 qualification.
Architecturally, the dsPIC33F core includes a 16-bit ALU, DSP engine with 17x17 multiplier and 40-bit accumulator, and two address generation units. In-circuit programming and debugging are supported through the MPLAB X IDE with the MPLAB Snap or ICD 3 tools, using the ICSP/ICD pins.
Typical applications include industrial control panels, sensor signal conditioning with onboard digital filtering, utility metering, motor control interfaces, and general-purpose embedded systems that need DSP math without a separate DSP chip.
A key design consideration is supply voltage: the device operates from 3.0V to 3.6V, so a 3.3V regulator with adequate decoupling on all VDD pins is required, and MCLR should be pulled up with a 10 kOhm resistor for reliable ICSP programming.
This page synthesizes distributor pricing, drop-in alternatives, pinout data, and practical design notes not consolidated in the manufacturer datasheet.
Alternatives de remplacement direct pour DSPIC33FJ32GP101-E/SS — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec DSPIC33FJ32GP101-E/SS (même facteur de forme et même empreinte) — différant par Operating Temperature, Package, Core Architecture, Programming/Debug, Maximum CPU Speed.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
DSPIC33FJ32GP101-I/SS
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
DSPIC33FJ16GP101-E/SS
✅ Remplacement direct✓ En stock
$2.3 / unité
Voir la fiche technique →DSPIC33FJ32GP102-E/SS
✅ Remplacement direct✓ En stock
$2.05 / unité
Voir la fiche technique →DSPIC33FJ16GP102-E/SS
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
DSPIC33FJ32GP101-E/SS Valeurs maximales et caractéristiques électriques
| Core Architecture | dsPIC33F 16-bit DSC |
| Performance | 16 MIPs |
| Program Memory (Flash) | 32KB (11K x 24) |
| SRAM | 2KB |
| Operating Voltage | 3.0 V to 3.6 V |
| Température de fonctionnement | -40C to +125C (Extended, -E suffix) |
| Boîtier | 28-SSOP (0.65 mm pitch) |
| Type de montage | Surface Mount |
| Communication Interfaces | I2C, SPI, UART/USART, IrDA, LINbus |
| ADC Resolution | 10-bit |
| Timers | Output Compare / Input Capture channels |
| Qualification | AEC-Q100 (per Microchip USA product listing for family) |
| Largeur du bus de données | 16-bit |
| Programming/Debug | ICSP/ICD via MPLAB X IDE |
| Product Status | Obsolete (per Xecor listing) |
Configuration des broches de DSPIC33FJ32GP101-E/SS
| Broche 1 | MCLR — Master clear reset / programming voltage input |
| Broche 2 | AN0/VREF+/CN2/RB0 — Analog input 0 / positive voltage reference / port B0 |
| Broche 3 | AN1/VREF-/CN3/RB1 — Analog input 1 / negative voltage reference / port B1 |
| Broche 4 | AN2/SS1/CN4/RB2 — Analog input 2 / SPI slave select 1 / port B2 |
| Broche 5 | AN3/INDX/CN5/RB3 — Analog input 3 / QEI index / port B3 |
| Broche 6 | AN4/QEA/IC7/CN6/RB4 — Analog input 4 / QEI phase A / input capture 7 / port B4 |
| Broche 7 | VDD — Positive supply (3.0 V to 3.6 V) |
| Broche 8 | VSS — Ground reference |
| Broche 9 | OSC1/CLKI/CN7/RA2 — Oscillator crystal input / external clock input / port A2 |
| Broche 10 | OSC2/CLKO/ECMP2/RA3 — Oscillator crystal output / clock output / port A3 |
| Broche 11 | VDD — Positive supply (3.0 V to 3.6 V) |
| Broche 12 | VSS — Ground reference |
| Broche 13 | SOSCI/CN1/RA4 — Secondary oscillator crystal input / port A4 |
| Broche 14 | SOSCO/T1CK/CN0/RA3 — Secondary oscillator crystal output / Timer1 external clock / port A |
| Broche 15 | VDD — Positive supply (3.0 V to 3.6 V) |
| Broche 16 | VSS — Ground reference |
| Broche 17 | PGD/EMUD1/U1TX/SDO1/CN9/RB8 — ICSP data / UART1 TX / SPI1 data out / port B8 |
| Broche 18 | PGC/EMUC1/U1RX/SDI1/CN10/RB9 — ICSP clock / UART1 RX / SPI1 data in / port B9 |
| Broche 19 | SDA/RP10/CN11/RB10 — I2C data / remappable peripheral pin / port B10 |
| Broche 20 | SCL/RP11/CN12/RB11 — I2C clock / remappable peripheral pin / port B11 |
| Broche 21 | OC1/IC1/RP14/CN13/RB12 — Output compare 1 / input capture 1 / remappable pin / port B12 |
| Broche 22 | OC2/IC2/RP15/CN14/RB13 — Output compare 2 / input capture 2 / remappable pin / port B13 |
| Broche 23 | OC3/IC3/RP16/CN15/RB14 — Output compare 3 / input capture 3 / remappable pin / port B14 |
| Broche 24 | OC4/IC4/RP17/CN16/RB15 — Output compare 4 / input capture 4 / remappable pin / port B15 |
| Broche 25 | AN5/QEB/IC8/CN17/RB5 — Analog input 5 / QEI phase B / input capture 8 / port B5 |
| Broche 26 | AN6/OCA/CN18/RB6 — Analog input 6 / output compare A / port B6 |
| Broche 27 | AN7/OCB/CN19/RB7 — Analog input 7 / output compare B / port B7 |
| Broche 28 | AVDD/AVSS/ENVREG — Analog supply / analog ground / internal regulator enable (tie per datasheet) |
Applications typiques
DSPIC33FJ32GP101-E/SS convient pour 6 applications: Industrial Control Panels, Sensor Signal Conditioning and Digital Filtering, Utility and Energy Metering Front Ends, LINbus Automotive Sub-Nodes, Portable and Battery-Powered Instruments, Motor Control Interface and Supervision.
Industrial Control Panels
The DSPIC33FJ32GP101-E/SS fits industrial panel controllers where 16 MIPs, 32KB of self-programmable Flash, and I2C/SPI/UART connectivity cover HMI, sensor polling, and actuator sequencing duties. Its -E extended rating of -40C to +125C tolerates the elevated internal temperatures typical of sealed industrial enclosures near power electronics. The DSP engine accelerates digital filtering of noisy analog sensor channels through the 10-bit ADC at high sample rates. Firmware updates in the field are simplified by self-write Flash capability, and the LINbus-capable UART links to factory bus nodes.
Recommandé
Sensor Signal Conditioning and Digital Filtering
With a 10-bit ADC, 16 MIPs core, and a DSP engine featuring a 17x17 multiplier and 40-bit accumulator, the DSPIC33FJ32GP101-E/SS can sample analog sensors and run FIR/IIR filters on-chip, removing the need for an external signal-processing stage. The GP (General Purpose) peripheral set, including input capture and output compare channels, supports frequency and duty-cycle measurement from flow, vibration, and proximity sensors. The extended temperature rating keeps calibration valid across outdoor and engine-bay environments, while 2KB SRAM holds filter histories for multiple channels simultaneously.
Recommandé
Utility and Energy Metering Front Ends
Metering applications benefit from the DSPIC33FJ32GP101-E/SS combination of a deterministic 16 MIPs pipeline for fixed-point energy computation and 32KB Flash for metrology firmware plus calibration tables. The 10-bit ADC with simultaneous sampling of voltage and current channels enables RMS and power-factor calculations; the 40-bit accumulator preserves precision through long accumulation windows. UART with IrDA support links to optical probe readout heads, and operation to +125C suits meter cabinets exposed to direct sunlight in hot climates.
Recommandé
LINbus Automotive Sub-Nodes
The DSPIC33FJ32GP101-E/SS is a natural LIN (Local Interconnect Network) sub-node: its UART supports LINbus framing directly, the part is AEC-Q100 qualified per Microchip USA family listings, and the -E/SS extended temperature rating matches automotive cabin and under-hood electronic control unit requirements. 32KB Flash stores protocol stacks plus application logic, while the 10-bit ADC reads potentiometer and NTC inputs for position and temperature sensing. LIN operation up to 19.2 kbaud is handled in hardware-assisted UART mode, keeping CPU headroom for the application.
Recommandé
Portable and Battery-Powered Instruments
Handheld instruments leverage the DSPIC33FJ32GP101-E/SS low-power modes (Idle and Doze) to stretch battery life between measurements while retaining 16 MIPs bursts for computation when awake. The 28-SSOP with 0.65 mm pitch keeps board area small for compact enclosures, and the integrated oscillator with PLL eliminates an external high-frequency crystal for clocking, reducing BOM cost. SPI and I2C interfaces connect displays, EEPROM, and precision converters, and the 3.0V to 3.6V supply range matches a single lithium cell behind an LDO.
Recommandé
Motor Control Interface and Supervision
For systems where a dedicated motor DSC handles power stages, the GP-focused DSPIC33FJ32GP101-E/SS serves as a supervision and interface controller: it reads encoders via input capture, computes fault diagnostics with the DSP engine, and communicates status over UART/I2C to supervisory PLCs. Output compare channels generate reference signals, and the extended temperature rating tolerates drive-cabinet heat. Quadrature Encoder Interface signals (QEA/QEB functions on RB4/RB5-class pins) permit direct encoder hookup, and 32KB Flash accommodates protocol stacks and fault logs.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour DSPIC33FJ32GP101-E/SS — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | DSPIC33FJ32GP101-I/SS | DSPIC33FJ16GP101-E/SS | DSPIC33FJ32GP102-E/SS | DSPIC33FJ16GP102-E/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 |
| Performance | 16 MIPs | 16 MIPs | 16 MIPs | 16 MIPs | 16 MIPs |
| Flash Memory | 32KB (11K x 24) | 32KB | 16KB (-50%) | 32KB | 16KB (-50%) |
| SRAM | 2KB | 2KB | 2KB | 2KB | 2KB |
| Temperature Range | -40C to +125C | -40C to +85C | -40C to +125C | -40C to +125C | -40C to +125C |
| CTMU Peripheral | No | No | No | Yes | Yes |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
Principaux différenciateurs
- Extended -40C to +125C automotive-grade operation (vs DSPIC33FJ32GP101-I/SS)
- Full 32KB Flash for larger protocol stacks (vs DSPIC33FJ16GP101-E/SS)
- Lowest-complexity GP peripheral set (vs DSPIC33FJ32GP102-E/SS)
Notes de conception
The dsPIC33FJ32GP101 operates from a single 3.0V to 3.6V rail. The device includes an on-chip 1.8V core regulator controlled by ENVREG; consult the datasheet for the correct tie-off of pin 28, and place the recommended low-ESR capacitor on the regulator output when ENVREG is enabled. Decouple every VDD pin (pins 7, 11, and 15 on the 28-SSOP) with a 0.1uF ceramic capacitor placed within 3 mm of the pin, plus a single 10uF bulk capacitor near the supply entry. Brown-out detection should be enabled in configuration bits for reliable operation.
The 28-SSOP 0.65 mm pitch footprint requires careful stencil design: use a 0.1 mm laser-cut stainless stencil with 50-70% aperture reduction on lead tips to avoid solder bridging. Route the ICSP programming signals (MCLR on pin 1, PGD/PGC on pins 17/18) as a short header accessible after final assembly - Microchip's MPLAB Snap debugger expects direct access. Keep the analog inputs (AN0-AN7) away from the oscillator traces, and provide a solid ground plane under the chip.
This part is obsolete: design new products on the dsPIC33EP or dsPIC33C families instead, since the dsPIC33FJ device is no longer recommended for new designs and lead times come from residual stock. Firmware compiled for dsPIC33F will not run unmodified on dsPIC33EP cores due to register map and configuration-word changes - budget migration time. Also verify the peripheral pin select mapping: several pin functions on this family are remappable and defaults differ from PIC24 predecessors.
Informations de conformité
AEC-Q100 qualification stated in Microchip USA product listing for the DSPIC33FJ32GP101-E family. RoHS/REACH/lead-free status not stated in retrieved data - verify via Microchip environmental compliance documentation.
