DSPIC33EV32GM102-E/SS - 16-bit 60 MIPS DSC, CAN | Microchip
MPN: DSPIC33EV32GM102-E/SS ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $4.2 | $4.20 |
| 10 | $3.85 | $38.50 |
| 100 | $3.4 | $340.00 |
| 500 | $3.05 | $1,525.00 |
| 1,000 | $2.78 | $2,780.00 |
DSPIC33EV32GM102-E/SS Overview
A digital signal controller combines the compute throughput of a DSP core with the peripheral integration and ease of use of a microcontroller, occupying the middle of the embedded-control hierarchy between general-purpose MCUs and application-specific DSPs. The dsPIC33EV family extends this concept with a 5V-tolerant architecture, which increases noise immunity in harsh electrical environments and allows direct interfacing with precision sensors without level shifting.
Key features include the 5V dsPIC DSC core, dual CAN modules for automotive and industrial networking, LIN and SENT communication support for vehicle sensor buses, advanced PWM peripherals for motor control, and integrated op amps that reduce external component count. On-chip resources include 9 timers, 4 DMA channels, and Peripheral Pin Select (PPS) for flexible remapping of digital peripherals onto RPn pins.
Architecturally, the device uses a 16-bit modified Harvard core with DSP multiply-accumulate instructions, allowing filtering and control-loop math to execute in single cycles. The extended-temperature (E) suffix guarantees operation up to 125C, supporting under-hood and industrial-heating locations where standard commercial parts cannot survive.
Typical applications include brushless DC and PMSM motor control, automotive sensor nodes using SENT or LIN, CAN-based body and powertrain modules, appliances, and industrial power supplies. The 5V operating range and AEC-Q100 qualification make the part particularly well suited to high-noise motor-drive and solenoid-control environments.
Design consideration: verify that Flash capacity (32KB) and RAM (4KB) accommodate your application with margin; larger variants in the same family (64KB/128KB/256KB Flash) share the same core and peripherals, simplifying later upgrades.
This page synthesizes distributor pricing, verified drop-in alternatives, and practical design guidance beyond what the manufacturer datasheet provides.
Drop-in alternatives for DSPIC33EV32GM102-E/SS — 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 DSPIC33EV32GM102-E/SS (same form factor and footprint) — differing in Package, Qualification, Timers, Operating Temperature, Communication Interfaces.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EV32GM102-I/SS
✅ Drop-In✓ In Stock
$2.42 / Unit
View Datasheet →DSPIC33EV32GM002-I/SS
✅ Drop-In✓ In Stock
$2.78 / Unit
View Datasheet →DSPIC33EV32GM102-E/SS Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC DSC (modified Harvard) |
| Maximum CPU Speed | 60 MIPs |
| Family Core Speed | 70 MIPS (dsPIC33EV family) |
| Program Memory (Flash) | 32 KB (11K x 24) |
| RAM | 4 KB |
| Supply Voltage | 5 V |
| Package | 28-SSOP (0.209 in, 5.30 mm width) |
| Pin Pitch | 0.65 mm |
| Operating Temperature | -40C to +125C (E grade) |
| Qualification | AEC-Q100, Functional Safety (FuSa) capable |
| Communication Interfaces | CAN, LIN, SENT, UART, SPI, I2C |
| Timers | 9 |
| DMA Channels | 4 |
| Analog Features | On-chip op amps, PWM, advanced analog |
| Mounting Type | Surface Mount |
| Application Segment | Automotive, Industrial, Appliances |
DSPIC33EV32GM102-E/SS 28-ssop (0.209 in, 5.30 mm width) Pin Configuration Guide
Pin configuration for DSPIC33EV32GM102-E/SS (28-ssop (0.209 in, 5.30 mm width) package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for DSPIC33EV32GM102-E/SS.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EV32GM102-E/SS is suitable for 6 applications: Automotive Sensor Nodes (SENT/LIN), BLDC / PMSM Motor Control, CAN-Based Body and Powertrain Modules, Home Appliances, Industrial Power Supplies and Digital Power, Industrial Automation and Sensing.
Automotive Sensor Nodes (SENT/LIN)
The DSPIC33EV32GM102-E/SS is well suited to automotive sensor acquisition nodes because it natively integrates SENT and LIN peripherals alongside a 5V-tolerant 16-bit core rated -40C to +125C and AEC-Q100 qualified. SENT (Single Edge Nibble Transmission) is the de facto standard for connecting sensors such as pressure, position, and level probes to ECUs, and hardware SENT reception offloads timing-critical decoding from software. The 5V I/O domain connects directly to ratiometric sensor outputs without level shifters, improving noise margin in electrically noisy engine-bay environments. Placed as a local acquisition controller that pre-processes measurements and forwards them over LIN or CAN, the DSC reduces main-ECU load; the integrated op amps can condition bridge-sensor signals before the on-chip ADC, cutting external analog BOM.
Recommended
BLDC / PMSM Motor Control
Motor control is a primary target application for the dsPIC33EV family, per Microchip's own positioning of the parts for 'safety, motor control' workloads. The DSPIC33EV32GM102-E/SS provides advanced PWM outputs with dead-time insertion for three-phase inverter drives, on-chip op amps that amplify shunt-resistor current signals into the ADC's input range, and 60 MIPs of DSP throughput sufficient for field-oriented control (FOC) current loops at 10-20 kHz. The 5V core tolerates the high dV/dt and switching noise characteristic of motor-drive environments far better than 3.3V controllers. The 4 DMA channels stream ADC samples without CPU intervention, keeping loop jitter low; the extended 125C rating suits pumps, fans, and actuators near heat sources.
Recommended
CAN-Based Body and Powertrain Modules
With CAN and LIN on chip, the DSPIC33EV32GM102-E/SS serves as an economical node controller for body electronics - door modules, seat control, lighting, wiper systems - as well as powertrain auxiliaries. The 5V I/O directly drives relays and interfaces with 5V automotive sensors, and the extended temperature grade plus AEC-Q100 qualification address under-dash and engine-bay ambient requirements. Per Microchip's sell sheet, the family was explicitly designed for 'automotive appliances and industrial applications' that prefer 5V robustness. Typical deployment: the DSC reads switches and sensors, executes local logic at 60 MIPs, and communicates on the vehicle CAN bus; only an external CAN transceiver is needed to complete the physical layer.
Recommended
Home Appliances
Microchip identifies appliances as a core market for the 5V dsPIC33EV family, where mains-connected loads create harsh conducted and radiated noise environments. The DSPIC33EV32GM102-E/SS fits washing machines, dishwashers, fans, and small compressors: it runs sensorless or sensored motor control with its PWM and op amps, monitors temperature and user inputs through the 5V ADC, and handles housekeeping logic on one chip. The 5V supply tolerates the noisy internal wiring of appliances, and the 125C rating covers components mounted near heating elements or motors. Using a single DSC for motor drive plus UI logic reduces total system cost versus separate motor and control boards, and the 32KB Flash is adequate for most appliance control state machines.
Recommended
Industrial Power Supplies and Digital Power
In industrial AC-DC and DC-DC converters, PFC stages, and UPS systems, the DSPIC33EV32GM102-E/SS provides the fast control loop execution that digital power demands: DSP multiply-accumulate instructions execute in single cycles at 60 MIPs, supporting control bandwidths needed for current-mode regulation. The high-resolution PWM peripherals generate the precise duty cycles required, while 5V operation directly interfaces with optocoupler and gate-driver circuits that dominate industrial power topologies. The 125C ambient rating is valuable inside enclosed power supplies where airflow is limited. Integrated CAN also enables PMBus-like supervision and telemetry in rack or telecom power systems, and the 4 DMA channels keep ADC sampling deterministic.
Recommended
Industrial Automation and Sensing
Factory-floor environments combine electrical noise, wide temperature swings, and 24V legacy signaling - conditions that favor a 5V DSC like the DSPIC33EV32GM102-E/SS. Its extended -40C to +125C operation suits panels near motors or heaters; the 5V ADC connects directly to 4-20 mA sense resistors and 5V industrial sensors without front-end level translation; and the on-chip op amps buffer weak signals. Peripheral Pin Select lets the same firmware be reused across board revisions by remapping UART, SPI, and PWM functions. Typical roles include pump and fan controllers, small actuator drivers, condition-monitoring nodes reporting over CAN, and embedded signal-processing tasks (filtering, RMS computation) where 60 MIPs of DSP performance exceeds what general-purpose 8-bit MCUs deliver.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EV32GM102-E/SS — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EV32GM102-I/SS | DSPIC33EV32GM002-I/SS |
|---|---|---|---|
| Package | 28-SSOP (5.30 mm width) | 28-SSOP - same | 28-SSOP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| CPU Speed | 60 MIPs | 60 MIPs | 60 MIPs |
| Flash Memory | 32 KB (11K x 24) | 32 KB (11K x 24) | 32 KB (11K x 24) |
| RAM | 4 KB | 4 KB | 4 KB |
| Operating Temperature | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +85C (I grade) |
| Automotive Grade | Yes (AEC-Q100, E suffix) | Automotive family, I temp grade | Automotive family, I temp grade |
| Supply Voltage | 5 V | 5 V | 5 V |
| Communication Peripherals | CAN, LIN, SENT, UART, SPI, I2C | CAN, LIN, SENT, UART, SPI, I2C | CAN, LIN, SENT, UART, SPI, I2C |
Key Differentiators
- Extended 125C automotive temperature rating (vs DSPIC33EV32GM102-I/SS)
- AEC-Q100 extended-grade qualification (vs DSPIC33EV32GM002-I/SS)
- 5V-native integration reduces external analog BOM (vs Generic 3.3V MCU solutions)
Design Notes
The dsPIC33EV family operates from a nominal 5V supply; verify that your regulator output stays within the datasheet VDD range across load transients, especially in automotive 12V systems where load-dump events precede the regulator. Decouple each VDD pin with a 0.1 uF ceramic capacitor placed within 2-3 mm of the pin, plus one bulk 4.7-10 uF capacitor per board. If VDD dips below the specified minimum during Flash write operations, the device can corrupt program memory - use the on-chip brown-out/low-voltage detect features and enable them in configuration words.
In motor-control layouts, keep the PWM outputs' traces away from analog op-amp/ADC routing to prevent switching kickback into current-sense channels; the integrated op amps amplify mV-level shunt signals and are sensitive to coupling. Use a solid ground plane and separate the power-stage star ground from the DSC analog ground, joining them at a single point near the shunt resistors. Peripheral Pin Select (PPS) gives layout freedom - assign RPn remappable pins so that analog lines stay short and digital PWM lines route on less critical layers.
Do not substitute an -I grade part (85C max) into an application where the E-grade (125C) part was qualified - the 40C headroom difference frequently matters in sealed enclosures near motors or power stages. Also note that dsPIC33EV devices require correct configuration-word settings (oscillator source, watch-dog, brown-out) at programming time; incorrect oscillator configuration is the most common bring-up failure. Finally, confirm that 32KB Flash and 4KB RAM fit your application plus OTA/diagnostic reserves before locking the BOM, since this is the smallest memory point among common GM1xx variants.
Compliance Information
DigiKey lists the device as 'Automotive, AEC-Q100, dsPIC 33EV Series, Functional Safety (FuSa)'. RoHS/lead-free status per standard Microchip extended-temperature SSOP offering; REACH and conflict-minerals declarations not stated in provided data.
