DSPIC33EV32GM104-E/P8 - 16-bit 5V DSC 60MHz 32KB CAN | Microchip
MPN： DSPIC33EV32GM104-E/P8 ✓ 啟用中DSPIC33EV32GM104-E/P8 概覽
A digital signal controller combines the compute throughput of a DSP with the peripheral set and ease of use of a microcontroller. Within the power-management hierarchy of embedded systems, the dsPIC DSC sits between general-purpose MCUs and dedicated DSPs, making it the workhorse for motor control, digital power conversion, and sensing in harsh electrical environments where 5V noise immunity matters.
Key features of the DSPIC33EV32GM104 include an on-chip CAN 2.0B controller, six motor-control PWM channels for three-phase inverter drives, three integrated operational amplifiers that reduce external analog component count, a CTMU (Charge Time Measurement Unit) for capacitive touch and time-based measurements, and SENT peripheral support for automotive sensor interfaces. The 5V-tolerant supply range of 4.5V to 5.5V directly interfaces with automotive and industrial 5V rails without level shifting.
The ECC Flash provides single-bit error correction for mission-critical firmware integrity, a requirement in AEC-Q100 automotive designs. The DSP engine with fixed-point MAC and dual operand fetch accelerates FOC motor control loops and digital filters, while the 35 general-purpose I/O pins support dense peripheral integration.
Typical applications include brushless DC and PMSM motor control in appliances, automotive body and powertrain auxiliary nodes using CAN and SENT, industrial power supplies and battery chargers, and capacitive-touch human interface panels.
Design-wise, plan the 5V rail with a single 0.1uF decoupling capacitor per VDD pin plus bulk capacitance, and route the op-amp inputs away from PWM traces to preserve analog accuracy.
This page synthesizes distributor pricing, drop-in alternatives across the dsPIC33EV family, and practical design notes not found in the manufacturer datasheet.
直接替換替代品，適用於 DSPIC33EV32GM104-E/P8 — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： DSPIC33EV32GM104-E/P8 （相同外形與佔位） — 差異在於 Operating Temperature, RAM, CTMU, Flash Memory, Core.
DSPIC33EV64GM104-E/P8
✅ 直接替換📋 參考替代品（不在目錄中）
DSPIC33EV128GM104-E/P8
✅ 直接替換聯絡詢價
查看資料表 →DSPIC33EV256GM104-E/P8
✅ 直接替換聯絡詢價
查看資料表 →DSPIC33EV32GM104-I/P8
✅ 直接替換聯絡詢價
查看資料表 →DSPIC33EV32GM004-E/P8
✅ 直接替換聯絡詢價
查看資料表 →DSPIC33EV32GM104-E/P8 最大額定值與電氣特性
| Core | dsPIC33EV 16-bit DSC |
| CPU Speed | 60 MHz |
| Supply Voltage Range | 4.5 V to 5.5 V |
| Flash Memory | 32 KB (11K x 24) with ECC |
| SRAM | 4 KB |
| CAN Controller | Yes (CAN 2.0B) |
| Motor Control PWM Channels | 6 MC PWM |
| On-chip Op Amps | 3 |
| CTMU | Yes (Charge Time Measurement Unit) |
| SENT Peripheral | Yes |
| General Purpose I/O | 35 I/O |
| 工作溫度 | -40C to +125C (E grade) |
| 封裝 | 48-TQFP (7x7 mm) |
| 安裝類型 | Surface Mount |
| Packaging | Tray |
| Automotive Qualification | AEC-Q100 qualified |
| Functional Safety | FuSa supported (per DigiKey listing) |
DSPIC33EV32GM104-E/P8 48-tqfp (7x7 mm) 腳位配置指南
DSPIC33EV32GM104-E/P8（48-tqfp (7x7 mm) 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： DSPIC33EV32GM104-E/P8.
請參閱 資料表 以查看完整腳位配置。
典型應用
DSPIC33EV32GM104-E/P8 適用於 6 應用s: Three-Phase BLDC/PMSM Motor Control, Automotive Body and Auxiliary CAN Nodes, Digital Power Supplies and Battery Chargers, Capacitive Touch Human Interface Panels, Industrial Sensing and SENT Data Acquisition, Appliance Control Boards (Washer, HVAC, Cooking).
Three-Phase BLDC/PMSM Motor Control
The DSPIC33EV32GM104-E/P8 fits motor drives because its 6 motor-control PWM channels map exactly to the six switches of a three-phase inverter, and its 60 MHz DSP core with hardware MAC executes field-oriented control loops at 10-20 kHz rates. The 3 on-chip op amps amplify low-side shunt current-sense signals without external amplifiers, cutting BOM cost in appliance and industrial drives. The 5V supply (4.5V to 5.5V) gives superior noise immunity in electrically noisy motor environments compared with 3.3V MCUs. Design consideration: connect PWM outputs to isolated or bootstrap gate drivers, and use the CTMU or ADC for rotor position sensing in sensorless schemes.
推薦
Automotive Body and Auxiliary CAN Nodes
For automotive auxiliary electronics, the DSPIC33EV32GM104-E/P8 combines an AEC-Q100 qualification, an extended -40C to +125C temperature grade, an integrated CAN 2.0B controller, and SENT peripheral support for digital sensor interfaces. The 5V-tolerant I/O (4.5V to 5.5V supply) interfaces directly with 12V-vehicle 5V sensor rails, and the 32KB ECC Flash protects firmware integrity against electrical transients. Typical uses include window/seat control, pump control, and sensor aggregation nodes. Performance consideration: CAN bit rates up to 1 Mbps are supported; plan bus load and transceiver selection (e.g., a 5V CAN transceiver) within the same 5V domain.
推薦
Digital Power Supplies and Battery Chargers
Digital power conversion benefits from the DSPIC33EV32GM104-E/P8's DSP engine, which computes compensation loops (PI/PID, notch filters) with cycle-level determinism at 60 MHz. The 6 MC PWM channels support complementary outputs with dead-time insertion for half-bridge and full-bridge topologies in LLC, phase-shifted full-bridge, and buck/boost chargers. The 5V operation directly powers gate-drive logic stages, and the 3 op amps can condition current and voltage feedback signals. The ECC Flash ensures control firmware integrity in high-dv/dt switch-node environments, and -40C to +125C rating suits sealed industrial power supplies.
推薦
Capacitive Touch Human Interface Panels
The CTMU (Charge Time Measurement Unit) on the DSPIC33EV32GM104-E/P8 enables capacitive touch sensing across multiple channels without dedicated touch ICs, making it cost-effective for appliance control panels, cooktops, and industrial keypads. The 5V platform raises touch-signal amplitude, improving signal-to-noise ratio in wet or gloved-hand conditions typical of appliances, and the -40C to +125C grade suits oven and cooktop proximity. The 35 I/O pins drive LEDs and relays directly from the same controller. Performance consideration: run periodic CTMU charge-time scans and apply the Microchip mTouch sensing library algorithms for drift and water-film compensation.
推薦
Industrial Sensing and SENT Data Acquisition
Industrial condition-monitoring nodes use the DSPIC33EV32GM104-E/P8's DSP MAC instructions to run digital filtering (IIR/FIR) on vibration and current waveforms sampled by the ADC, while the 3 on-chip op amps provide anti-aliasing gain stages without external ICs. The SENT peripheral supports SAE J2716-style sensor interfaces found in pressure, level, and position sensors, allowing the controller to act as a SENT-to-CAN gateway in retrofit and test systems. The 5V rails resist factory-floor EMI, and the extended -40C to +125C temperature range permits mounting near motors and heaters. ECC Flash maintains data-path integrity over long service lifetimes.
推薦
Appliance Control Boards (Washer, HVAC, Cooking)
Major appliances demand one controller that simultaneously runs a motor drive, a capacitive touch interface, and communication. The DSPIC33EV32GM104-E/P8 delivers this integration: 6 MC PWM channels drive the wash pump or blower motor, the CTMU reads the touch panel, and the CAN port links to a home automation or display board. The 5V supply simplifies interfacing with relays and AC-line-derived supplies, and AEC-Q100 qualification plus -40C to +125C operation covers hot oven enclosures and cold garage installations. The 32KB ECC Flash comfortably holds combined motor-control and UI firmware; the 64KB pin-compatible variant is available if headroom runs out.
推薦
推薦產品摘要
工程參考資料，適用於 DSPIC33EV32GM104-E/P8 — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | DSPIC33EV64GM104-E/P8 | DSPIC33EV128GM104-E/P8 | DSPIC33EV256GM104-E/P8 | DSPIC33EV32GM104-I/P8 |
|---|---|---|---|---|---|
| Package | 48-TQFP (7x7 mm) | 48-TQFP (7x7 mm) - same | 48-TQFP (7x7 mm) - same | 48-TQFP (7x7 mm) - same | 48-TQFP (7x7 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 32 KB (ECC) | 64 KB (ECC) | 128 KB (ECC) | 256 KB (ECC) | 32 KB (ECC) |
| RAM | 4 KB | 4 KB | 4 KB | 4 KB | 4 KB |
| CPU Speed | 60 MHz | 60 MHz | 60 MHz | 60 MHz | 60 MHz |
| Operating Temperature | -40C to +125C (E grade) | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +85C (I grade) |
| Automotive Grade | Yes (AEC-Q100) | Yes (AEC-Q100) | Yes (AEC-Q100) | Yes (AEC-Q100) | No (industrial grade) |
| Peripherals (CAN / PWM / Op Amps) | CAN 2.0B / 6 MC PWM / 3 op amps | CAN 2.0B / 6 MC PWM / 3 op amps | CAN 2.0B / 6 MC PWM / 3 op amps | CAN 2.0B / 6 MC PWM / 3 op amps | CAN 2.0B / 6 MC PWM / 3 op amps |
主要差異化特點
- AEC-Q100 extended temperature grade (對比DSPIC33EV32GM104-I/P8)
- Lowest-cost entry point in the GM104 48-TQFP family (對比DSPIC33EV64GM104-E/P8)
- Integrated analog reduces BOM (對比DSPIC33EV32GM004-E/P8)
設計說明
Supply the DSPIC33EV32GM104-E/P8 from a regulated 5V rail within 4.5V-5.5V. Place one 0.1uF ceramic capacitor at every VDD/VSS pin pair plus 4.7uF-10uF bulk near the device. Follow the datasheet DS70005144H requirement for the internal-regulator VCAP pin capacitance exactly - an undersized VCAP capacitor is the most common cause of brownout during Flash programming. In automotive systems, front the supply with a TVS diode and reverse-polarity protection given 12V load-dump transients.
Keep the three on-chip op-amp input traces as short as possible and route them away from the 6 PWM channels and CAN lines. Use a solid ground plane and do not split it under the analog section. If using shunt-based current sensing for motor control, implement Kelvin connections at the shunt resistors so the op-amp inputs see only the shunt voltage. The 48-TQFP (7x7 mm) has 0.5 mm pitch - use 4-mil minimum trace/space and place decoupling vias directly at each power pin pad.
Do not confuse the temperature grades: DSPIC33EV32GM104-E/P8 (-40C to +125C, AEC-Q100) and DSPIC33EV32GM104-I/P8 (-40C to +85C) share the same pinout but not the same qualification. Designing an automotive product with the I grade is a qualification failure. Also verify ECC Flash behavior after self-programming operations - reserve a write-protected bootloader region. When swapping to higher-memory GM104 variants (64/128/256KB), recheck configuration fuses and memory map constants in linker scripts.
Estimated: the 48-TQFP (7x7 mm) package dissipates modest power at 60 MHz - typically well under 0.5W with peripherals active, so natural convection with 2 oz copper and a modest ground pour is usually sufficient. For enclosed automotive modules near heat sources, derate ambient by the enclosure temperature rise; the -40C to +125C rating provides headroom, but sustained junction temperatures above ~105C accelerate electromigration in the Flash. Verify theta_JA in datasheet DS70005144H for your stack-up.
合規資訊
AEC-Q100 automotive qualification confirmed by datasheets.com part record. RoHS/REACH/lead-free status not stated in provided data - verify on Microchip product page.
