DSPIC33EV64GM104-I/ML - 5V 70 MIPS 16-bit DSC 64KB Flash | Microchip
MPN： DSPIC33EV64GM104-I/ML ✓ 啟用中DSPIC33EV64GM104-I/ML 概覽
A digital signal controller combines the computational capability of a microcontroller with DSP-oriented features such as hardware multiply-accumulate, making the dsPIC33EV family a bridge between general-purpose MCUs and dedicated DSPs. Within the power-management hierarchy of embedded control, a DSC sits above basic MCUs and is optimized for closed-loop control loops, digital power conversion, and motor control in electrically harsh environments.
Key features include a 5V-tolerant operating supply that eliminates level-shifting in industrial and automotive 5V systems, up to 24 channels of 10-bit ADC, four DMA channels, CAN 2.0B and SENT interfaces for automotive networking, and on-chip op amps plus high-resolution PWM outputs targeted at motor control. The integrated ECC Flash provides single-bit error correction for improved functional safety in noisy environments.
Architecturally, the dsPIC33EV core runs a modified Harvard pipeline at up to 70 MIPS, with DSP instruction extensions (MAC, modulo addressing, bit-reversed addressing) that accelerate digital filtering and control algorithms. The wide 3.0V to 5.5V supply range and industrial-grade design target harsh conditions with noise and vibration.
Typical applications include BLDC and PMSM motor control, automotive sensors and touch/control units, appliance control boards, industrial power supplies, and CAN-networked body modules.
When designing with this device, plan the VDD decoupling with low-ESR ceramics and account for the exposed thermal pad on the QFN bottom when creating the PCB land pattern.
This page synthesizes distributor pricing, drop-in same-family alternatives, comparison tables, and practical design notes not found in the manufacturer datasheet.
直接替換替代品，適用於 DSPIC33EV64GM104-I/ML — 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： DSPIC33EV64GM104-I/ML （相同外形與佔位） — 差異在於 Operating Temperature, Functional Safety Support, Package, CAN, Core.
DSPIC33EV64GM004-I/ML
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →DSPIC33EV32GM104T-I/ML
✅ 直接替換聯絡詢價
查看資料表 →DSPIC33EV128GM104-E/ML
✅ 直接替換聯絡詢價
查看資料表 →DSPIC33EV256GM104-E/ML
✅ 直接替換聯絡詢價
查看資料表 →DSPIC33EV64GM104-I/ML 最大額定值與電氣特性
| Core Architecture | 16-bit dsPIC33E DSC core |
| Maximum CPU Speed | 70 MIPS |
| Flash Program Memory | 64 KB with ECC |
| RAM | 8 KB |
| Operating Voltage Range | 3.0 V to 5.5 V |
| Supply Class | 5 V tolerant I/O |
| ADC | Up to 24-channel 10-bit ADC |
| DMA Channels | 4 |
| CAN Interface | CAN 2.0B |
| SENT Interface | Yes |
| PWM | Motor-control PWM with advanced features |
| On-chip Op Amps | Yes |
| 封裝 | 44-pin QFN (8x8 mm) with exposed pad |
| Temperature Range | -40C to +85C (Industrial, I suffix) |
| 安裝類型 | Surface Mount |
| Packaging | Tube |
| Target Applications | Automotive, industrial, appliances, motor control |
DSPIC33EV64GM104-I/ML 44-pin qfn (8x8 mm) with exposed pad 腳位配置指南
DSPIC33EV64GM104-I/ML（44-pin qfn (8x8 mm) with exposed pad 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： DSPIC33EV64GM104-I/ML.
請參閱 資料表 以查看完整腳位配置。
典型應用
DSPIC33EV64GM104-I/ML 適用於 6 應用s: BLDC/PMSM Motor Control, Automotive Sensors and Body Control, Digital Power Supplies, Appliance Control Boards, Industrial Automation and PLC I/O, Embedded Control with CAN Networking.
BLDC/PMSM Motor Control
The DSPIC33EV64GM104-I/ML fits sensorless and sensored motor-control designs because its 70 MIPS DSP core executes field-oriented control loops with hardware MAC instructions, while motor-control PWM outputs provide complementary drive with dead-time insertion. The on-chip op amps condition shunt-resistor current feedback, and the 10-bit ADC with 4 DMA channels samples multiple phase currents without CPU overhead. Placed between the gate-driver stage and the CAN bus, the DSC handles both the inner current loop (typically tens of microseconds per iteration) and higher-level communication. The 5V I/O interfaces directly with industrial gate drivers, improving noise margin over 3.3V controllers in inverter environments with high dv/dt switching noise.
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Automotive Sensors and Body Control
Automotive sensor nodes and touch/control units benefit from the DSPIC33EV64GM104-I/ML's native 5V operation, CAN 2.0B controller, and SENT interface for transmitting sensor data with high noise immunity. The 10-bit ADC with up to 24 channels digitizes analog sensor arrays, while 64 KB of ECC Flash protects firmware integrity in electrically noisy 12V/24V vehicle environments. The device tolerates load-dump-adjacent supply conditions via its 3.0V to 5.5V operating range when paired with upstream regulation. Designers should connect an external CAN transceiver to the CANTX/CANRX pins and use the SENT peripheral for direct interfacing with Smart Sensors per the SAE SENT convention implemented by Microchip.
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Digital Power Supplies
In digitally controlled AC/DC and DC/DC converters, the DSPIC33EV64GM104-I/ML closes voltage and current loops with its 70 MIPS core and high-resolution PWM peripherals, achieving switching frequencies typical of industrial power stages. The 5V supply domain matches optocoupler and gate-driver logic levels directly, removing translation stages. The 10-bit ADC plus DMA streams output-voltage and current samples into control firmware each switching cycle, while ECC Flash maintains firmware integrity across brown-out events. Designers should synchronize ADC sampling to the PWM period to sample mid-ramp for average-current accuracy, and budget control-loop execution time carefully since the 70 MIPS ceiling defines the achievable bandwidth.
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Appliance Control Boards
Major appliances (washing machines, dishwashers, HVAC blowers) operate in environments with vibration, humidity, and severe electrical noise - exactly the harsh conditions Microchip targets for the dsPIC33EV family. The DSPIC33EV64GM104-I/ML drives universal and BLDC motors via its PWM outputs, reads user-interface touch or encoder inputs, and manages 5V-relative sensors without level shifting. The 70 MIPS core runs both motor control and appliance state-machine firmware concurrently, aided by 64 KB ECC Flash. On the PCB, the exposed-pad QFN should be soldered to a grounded copper pour for both thermal relief and EMI reduction, and CAN links to other boards can reuse the on-chip CAN 2.0B controller.
推薦
Industrial Automation and PLC I/O
Factory automation modules use the DSPIC33EV64GM104-I/ML where 24V industrial logic must be interfaced at 5V levels; the device's 5V-tolerant I/O connects directly to opto-isolated inputs and relay or SSR drivers. The 24-channel 10-bit ADC digitizes analog process signals, four DMA channels offload high-rate sampling, and the 70 MIPS core executes PID control and filtering with DSP instructions. The CAN 2.0B interface links the module into industrial CANopen-style networks via an external transceiver. Firmware stored in ECC Flash resists single-bit errors from electrically noisy cabinets. For longer product lifecycles, the extended-temperature E-grade siblings share the same footprint for thermal-design flexibility.
推薦
Embedded Control with CAN Networking
General embedded controllers that bridge local control and a CAN backbone - such as gateways, chargers, and pump controllers - use the DSPIC33EV64GM104-I/ML's integrated CAN 2.0B controller to eliminate a dedicated CAN microcontroller. The 70 MIPS DSC core handles application logic and protocol stacks in the 64 KB ECC Flash, while SENT supports digital sensor inputs from automotive-grade sources. The 8 KB RAM buffers CAN message queues and ADC streams via DMA. Compared with a two-chip MCU-plus-CAN-controller solution, the single-chip design reduces BOM count and firmware complexity, and the 5V I/O allows direct interfacing with legacy 5V transceivers and peripherals common in industrial retrofits.
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推薦產品摘要
工程參考資料，適用於 DSPIC33EV64GM104-I/ML — 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 | DSPIC33EV64GM004-I/ML | DSPIC33EV32GM104T-I/ML | DSPIC33EV128GM104-E/ML | DSPIC33EV256GM104-E/ML |
|---|---|---|---|---|---|
| Package | 44-QFN (8x8) ML | 44-QFN (8x8) ML - same | 44-QFN (8x8) ML - same | 44-QFN (8x8) ML - same | 44-QFN (8x8) ML - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 64 KB ECC | 64 KB ECC | 32 KB ECC | 128 KB ECC | 256 KB ECC |
| CPU Speed | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Operating Voltage | 3.0 V to 5.5 V | 3.0 V to 5.5 V | 3.0 V to 5.5 V | 3.0 V to 5.5 V | 3.0 V to 5.5 V |
| Temperature Range | -40C to +85C (I) | -40C to +85C (I) | -40C to +85C (I) | -40C to +125C (E) | -40C to +125C (E) |
| CAN / SENT / Op Amps | Yes / Yes / Yes (GM10X) | GM004 variant - reduced peripheral set | Yes / Yes / Yes (GM10X) | Yes / Yes / Yes (GM10X) | Yes / Yes / Yes (GM10X) |
主要差異化特點
- Native 5V operation with 3.0V-5.5V supply range (對比DSPIC33EP64MC504-E/MV)
- Integrated CAN 2.0B, SENT, and on-chip op amps in one chip (對比DSPIC33EV64GM004-I/ML)
- 70 MIPS DSP core with ECC Flash (對比DSPIC33EV32GM104T-I/ML)
設計說明
The 44-QFN (8x8) package has an exposed thermal pad on the underside that must be connected to VSS. Design the PCB land pattern with a central thermal via array (approximately 5x5 via grid, 0.3 mm vias) tied to the ground plane. This pad is essential for both heat dissipation and ground-return integrity in motor-control and power-conversion designs where the DSC shares a ground with switching stages. Follow the land-pattern dimensions in the Microchip family data sheet DS70005144H rather than third-party footprints.
The device operates from 3.0V to 5.5V; in 12V/24V automotive or industrial systems, provide a regulated 5V rail with transient suppression, since the part tolerates 5V operation but not unregulated automotive transients. Decouple each VDD pin with 0.1 uF ceramics placed within 2 mm of the pin, plus bulk 4.7-10 uF near the package. Verify AVDD is filtered separately from DVDD when using the on-chip op amps and 10-bit ADC, using an RC or ferrite filter to preserve ADC accuracy.
Do not confuse GM00X and GM10X peripheral sets: only GM10X variants (including this 64GM104) guarantee CAN, SENT, and op amps; the GM004 variant trims these. Also note the -I suffix specifies -40C to +85C; for under-hood or enclosed power electronics near +105C ambient, select the -E grade (up to +125C), which is pin-compatible in the same ML package. Confirm MCLR/PGD/PGC programming-pin routing per the Flash Programming Specification (70005137) to retain in-circuit debug access.
合規資訊
Microchip industrial catalog parts (I-suffix) are supplied RoHS-compliant and lead-free per standard Microchip product policy; obtain the official material declaration from Microchip for REACH and conflict-minerals status for your date code.
