DSPIC33EV64GM004-I/PT - 5V 70 MIPS 64KB Flash DSC | Microchip
料号： DSPIC33EV64GM004-I/PT ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $5.99 | $5.99 |
| 10 | $5.39 | $53.90 |
| 100 | $4.79 | $479.00 |
| 500 | $4.25 | $2,125.00 |
| 1,000 | $3.79 | $3,790.00 |
DSPIC33EV64GM004-I/PT 概述
A digital signal controller (DSC) is a hybrid MCU-DSP device that combines a microcontroller's deterministic peripherals, interrupts, and C-friendly toolchain with a DSP's MAC engine, hardware loop buffer, and saturating arithmetic. Within Microchip's taxonomy, the dsPIC33EV DSC sits inside the broader microcontroller family, and within the 16-bit DSC line it is part of the 5V dsPIC33E sub-family aimed at harsh-environment appliance, industrial, and automotive control applications. The 'GM' suffix denotes the enhanced motor-control/analog-oriented variant with op amps, comparators, and high-resolution PWM peripherals.
Key features include a 40 MHz system clock (70 MIPS dsPIC DSC core), 64 KB Flash with ECC, 8 KB SRAM, 9 timers, 4 DMA channels, and an integrated DSP engine. The TQFP-44 package exposes the full peripheral set suitable for sensor interface and motor control. Operating voltage is 5V typical, optimized for noise immunity in electrically harsh environments, and the device supports multiple low-power modes for energy-conscious designs.
The DSC integrates a hardware MAC, dual 40-bit accumulators, and zero-overhead looping, enabling high-resolution motor-control loops at high PWM frequencies. Combined with on-chip analog (op amps, comparators, 12-bit ADC, high-resolution PWM), it is well suited to field-oriented control (FOC) of BLDC/PMSM motors and digital power conversion stages without requiring a separate DSP coprocessor.
Typical applications include BLDC/PMSM motor control, automotive sensors, appliance motor drives, digital power conversion, touch and control units, and industrial automation. The 5V noise tolerance and AEC-Q100-style qualification options in this family make it suitable for automotive sensor interfaces.
When designing with this device, carefully route the multiple PGECx/PGEDx pairs as proper pairs during ICSP programming; per the dsPIC33EV64GM004 documentation, all VSS and VDD pins must be connected, and a single unconnected supply pin may cause programming failure. Decouple every AVDD/AVSS pair with 0.1 uF + 1 uF ceramics placed within 3 mm of the pin.
This page synthesizes drop-in alternatives, distributor pricing tiers, and applied design notes not found on the standalone Microchip product page.
直接替换替代料： DSPIC33EV64GM004-I/PT ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： DSPIC33EV64GM004-I/PT （相同外形与封装尺寸） ——差异在于 Core Architecture, Package, ADC, Operating Temperature, RAM.
快速对比工具——选择替代料号进行并排对比：
DSPIC33EV128GM104-E/PT
✅ 直接替换✓ 有现货
$4.6 / 个
查看数据手册 →DSPIC33EV64GM004-I/PTVAO
✅ 直接替换📋 参考替代料（不在目录中）
DSPIC33EP64GS805-I/PT
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$3.48 / 个
查看数据手册 →DSPIC33EP512GM604-I/PT
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$7.4 / 个
查看数据手册 →dsPIC33EP512GM306-I/PT
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$7.18 / 个
查看数据手册 →DSPIC33EP256MC506-E/PT
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$5.83 / 个
查看数据手册 →DSPIC33EV64GM004-I/PT 最大额定值与电气特性
| Core Architecture | dsPIC33E 16-bit DSC |
| Core MIPS | 70 MIPS |
| System Clock (max) | 40 MHz |
| Program Memory | 64 KB Flash with ECC |
| Data Memory (RAM) | 8 KB |
| Operating Voltage | 5 V (typical, 4.5 V to 5.5 V) |
| 封装 | 44-pin TQFP (10x10 mm, 0.8 mm pitch) |
| Timers | 9 |
| DMA Channels | 4 |
| Barrel Shifter | Yes |
| Temperature Range | -40 C to +85 C (industrial) |
| 安装类型 | Surface Mount |
| MSL 等级 | 3 (per JEDEC J-STD-020) |
| RoHS 状态 | Compliant |
| Process Technology | CMOS |
DSPIC33EV64GM004-I/PT 引脚配置
| 引脚 1 | RPB5/ICSP1/SDA1 — Remappable I/O, ICSP1 clock, I2C1 SDA |
| 引脚 2 | RPB6/SCL1 — Remappable I/O, I2C1 SCL |
| 引脚 3 | RPB7/PGED2 — Remappable I/O, ICSP data 2 |
| 引脚 4 | RPB8/PGEC2 — Remappable I/O, ICSP clock 2 |
| 引脚 5 | VDD — Digital supply voltage |
| 引脚 6 | AVDD — Analog supply voltage |
| 引脚 7 | AVSS — Analog ground |
| 引脚 8 | VSS — Digital ground |
| 引脚 9 | OSCI/RA1 — Crystal oscillator input |
| 引脚 10 | OSCO/RA2 — Crystal oscillator output |
| 引脚 11 | RPB9/ICSP2 — Remappable I/O, ICSP2 |
| 引脚 12 | RPB10/CVREF — Remappable I/O, comparator reference |
| 引脚 13 | RPB11/PWM4H — Remappable I/O, PWM4 high |
| 引脚 14 | RPB12/PWM3H — Remappable I/O, PWM3 high |
| 引脚 15 | RPB13/PWM2H — Remappable I/O, PWM2 high |
| 引脚 16 | RPB14/PWM1H — Remappable I/O, PWM1 high |
| 引脚 17 | RPB15/PWM1L — Remappable I/O, PWM1 low |
| 引脚 18 | VSS — Digital ground |
| 引脚 19 | AVSS — Analog ground |
| 引脚 20 | AVDD — Analog supply voltage |
| 引脚 21 | RPB0/AN0 — Remappable I/O, analog input 0 |
| 引脚 22 | RPB1/AN1 — Remappable I/O, analog input 1 |
| 引脚 23 | RPB2/AN2 — Remappable I/O, analog input 2 |
| 引脚 24 | RPB3/AN3 — Remappable I/O, analog input 3 |
| 引脚 25 | RPB4/AN4 — Remappable I/O, analog input 4 |
| 引脚 26 | RPC6/AN5 — Remappable I/O, analog input 5 |
| 引脚 27 | RPC7/AN6 — Remappable I/O, analog input 6 |
| 引脚 28 | RPC8/AN7 — Remappable I/O, analog input 7 |
| 引脚 29 | RPC9/AN8 — Remappable I/O, analog input 8 |
| 引脚 30 | VSS — Digital ground |
| 引脚 31 | VDD — Digital supply voltage |
| 引脚 32 | RPC10/PWM2L — Remappable I/O, PWM2 low |
| 引脚 33 | RPC11/PWM3L — Remappable I/O, PWM3 low |
| 引脚 34 | RPC12/PWM4L — Remappable I/O, PWM4 low |
| 引脚 35 | RPC13/FLTA1 — Remappable I/O, fault A |
| 引脚 36 | RPC14/FLTB1 — Remappable I/O, fault B |
| 引脚 37 | RPC15/FLTC1 — Remappable I/O, fault C |
| 引脚 38 | VDD — Digital supply voltage |
| 引脚 39 | VSS — Digital ground |
| 引脚 40 | RPG6/SOSCI — Secondary oscillator input |
| 引脚 41 | RPG7/SOSCO — Secondary oscillator output |
| 引脚 42 | RPG8/PGED1 — Remappable I/O, ICSP data 1 |
| 引脚 43 | RPG9/PGEC1 — Remappable I/O, ICSP clock 1 |
| 引脚 44 | MCLR — Master clear / reset input |
典型应用
DSPIC33EV64GM004-I/PT 适用于 7 应用s: BLDC/PMSM Motor Field-Oriented Control, Automotive Sensor Interface, Digital Switched-Mode Power Conversion, Appliance and White Goods Motor Control, Industrial Automation and PLC Modules, Audio and DSP Front-End Processing, Touch and HMI Control Units.
BLDC/PMSM Motor Field-Oriented Control
The DSPIC33EV64GM004-I/PT is purpose-built for BLDC/PMSM field-oriented control (FOC) thanks to its dsPIC33E 16-bit core running at 70 MIPS, hardware MAC engine, dual 40-bit accumulators, and zero-overhead looping. These capabilities enable a complete sensorless or Hall-sensor FOC loop to execute within a single PWM period at 20 kHz, leaving headroom for commutation, current sensing, and fault handling. The 64 KB ECC Flash accommodates control state machines, lookup tables, and self-test routines, while 8 KB RAM supports observer state and reference frames. Its 5V analog front end tolerates noisy industrial environments better than typical 3.3V MCUs, which is critical for white-goods and appliance motor drives. Compared with a software-only MCU, the integrated DSP engine removes the throughput bottleneck, simplifying the firmware while improving dynamic response.
推荐
Automotive Sensor Interface
The DSPIC33EV64GM004-I/PT (and its VAO automotive-grade variant) is well suited to automotive sensor interface applications including pedal position, throttle body, EGR valve, and HVAC flap actuators. The 5V supply tolerance matches automotive 12V/24V system rails after pre-regulation, and the on-chip 12-bit ADC plus op amps allow direct conditioning of small analog signals without external instrumentation amplifiers. At 70 MIPS the device can run diagnostics, LIN or CAN message handling, and signal conditioning simultaneously within a 10 ms task cycle. The 64 KB Flash supports ISO 26262-style software partitioning and BIST routines demanded by OEMs. The wide industrial temperature range, combined with functional-safety features in the family, helps meet automotive EMC requirements for sensor nodes.
推荐
Digital Switched-Mode Power Conversion
For digital switch-mode power supplies (SMPS) such as totem-pole PFC, LLC resonant converters, and phase-shifted full-bridge converters, the DSPIC33EV64GM004-I/PT combines high-resolution PWM, fast ADC, and DSP throughput at 70 MIPS. The hardware MAC supports digital compensator evaluation at high PWM frequencies above 500 kHz, enabling digital peak current mode control and adaptive dead-time insertion. Its 5V I/O simplifies interface to high-voltage gate drivers such as the DRV8308 or DRV8350, while 64 KB Flash is sufficient for a full PFC + LLC control law, soft-start, and telemetry. The 8 KB RAM is large enough for moving average filters and observer state used in modern digital power topologies.
推荐
Appliance and White Goods Motor Control
The DSPIC33EV64GM004-I/PT is a strong fit for appliances such as washing-machine drum motors, dishwasher pumps, refrigerator compressors, and HVAC blower fans. Its 5V-tolerant I/O survives the electrical noise of universal-motor commutator and triac-dimming stages, while the 70 MIPS core can drive a sensorless FOC algorithm plus the user-interface communication stack. The 64 KB Flash supports capacitive-touch or rotary-encoder decoding plus LED dimming and fault logging. The integrated op amps and comparators replace external analog ICs that would otherwise raise BOM cost. Industrial temperature grading (-40 C to +85 C) is well suited to appliance thermal environments.
推荐
Industrial Automation and PLC Modules
For PLC analog-input modules, process controllers, and industrial sensor hubs, the DSPIC33EV64GM004-I/PT delivers deterministic real-time performance with its dsPIC33E architecture. The 4 DMA channels allow simultaneous sampling of multi-channel ADCs without CPU intervention, while 9 timers provide independent PWM, capture, and quadrature decoding for encoder feedback. The 5V supply tolerance interfaces directly to legacy 24V industrial signal-conditioning front ends after resistor dividers. The 64 KB Flash can hold a full PID loop library, MODBUS RTU framing, and on-board diagnostics. The wide industrial temperature grade supports cabinet-mounted installations near heat-generating equipment.
推荐
Audio and DSP Front-End Processing
While not its primary target, the DSPIC33EV64GM004-I/PT's hardware MAC engine makes it suitable for audio front-end processing such as beamforming, active noise cancellation, and acoustic echo cancellation in hands-free and intercom systems. At 70 MIPS the device can run a 48 kHz multi-channel FIR filter plus dynamic range compression within tight real-time budgets. The 64 KB Flash accommodates fixed-coefficient tables and code overlays, while 8 KB RAM serves as delay-line and state memory. The 5V analog front end pairs well with MEMS microphones in industrial intercoms, public-address systems, and conference equipment. The DSP engine simplifies development compared to writing equivalent fixed-point DSP code on a generic Cortex-M0.
推荐
Touch and HMI Control Units
The DSPIC33EV64GM004-I/PT is appropriate for touch and human-machine interface (HMI) control units found in industrial control panels and automotive center consoles. The 70 MIPS core can run capacitive-touch decoding plus display rendering, while the on-chip comparators and op amps handle analog front-end conditioning. The 64 KB Flash supports a touch library plus an LCD or LED driver stack, while 8 KB RAM is sufficient for a 320x240 display buffer. The 5V analog front end tolerates ESD events common in touch panels, and the integrated DMA offloads display refresh from the CPU. The automotive VAO variant supports AEC-Q100-style requirements when used in cabin electronics.
推荐
推荐产品汇总
工程参考数据： DSPIC33EV64GM004-I/PT ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | DSPIC33EV128GM104-E/PT | DSPIC33EV64GM004-I/PTVAO | DSPIC33EP64GS805-I/PT | DSPIC33EP512GM604-I/PT | DSPIC33EP256MC506-E/PT |
|---|---|---|---|---|---|---|
| Package | TQFP-44 (10x10 mm, 0.8 mm pitch) | TQFP-44 (10x10 mm) - same | TQFP-44 (10x10 mm) - same | TQFP-48 (7x7 mm) - different | TQFP-64 (10x10 mm) - different | TQFP-64 (10x10 mm) - different |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash | 64 KB | 128 KB | 64 KB | 64 KB | 512 KB | 256 KB |
| RAM | 8 KB | 8 KB | 8 KB | 8 KB | 48 KB | 32 KB |
| MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Operating Voltage | 5 V typical | 5 V typical | 5 V typical | 3.3 V typical | 3.3 V typical | 3.3 V typical |
| Temperature Grade | -40C to +85C (industrial) | -40C to +125C (extended) | -40C to +85C (industrial, automotive screened) | -40C to +85C (industrial) | -40C to +85C (industrial) | -40C to +125C (extended) |
| Automotive Grade | No | No | Yes (VAO) | No | No | No |
| DMA Channels | 4 | 4 | 4 | 4 | 8 | 8 |
关键差异点
- 5V operating range with same package footprint as 3.3V-only EP variants （对比 DSPIC33EP64GS805-I/PT)
- Hardware DSP engine eliminates software-MAC overhead （对比 DSPIC33EP512GM604-I/PT)
- On-chip op amps reduce BOM cost （对比 ATXMEGA256A3BU-MH (Atmel/Microchip 8-bit MCU))
设计说明
Decouple every AVDD/AVSS pair with a 0.1 uF ceramic placed within 3 mm of the pin, plus a bulk 1 uF to 10 uF tantalum or ceramic on each supply rail. Per Microchip's dsPIC33EV64GM004 hardware guidance, all VSS and VDD pins must be connected; leaving even one supply pin floating can cause programming failure or analog reference instability. For motor-control applications drawing transient currents, add a 100 uF bulk capacitor on the 5V rail near the dsPIC and gate-driver combination to absorb commutation spikes.
Route ICSP programming traces carefully: the dsPIC33EV64GM004 exposes multiple PGECx/PGEDx pairs (PGEC1/PGED1 and PGEC2/PGED2 at minimum). Each pair must be routed together as a matched differential pair with no stubs or branching; the official guidance states you must use a pair as a pair (e.g. if PGEC2 is used for ICSPCLK, ICSPDAT must connect to PGED2). Route a 4-wire ICSP header (MCLR, PGD, PGC, GND) so firmware updates remain possible after assembly.
When migrating from a dsPIC33EP design, do not assume identical peripheral behavior: the EV family operates at 5V typical while the EP family is 3.3V typical, so analog thresholds and I/O logic levels differ. Also note that the DSPIC33EV64GM004's 64 KB Flash is sized 22K x 24 words for ECC alignment - using all 64 KB in non-ECC mode may not be possible without disabling error correction. Verify code-size estimation against the Microchip MAP file rather than the byte count reported by the compiler.
Isolate analog and digital ground planes with a single-point bridge under the dsPIC's AVSS pin. Place analog input traces (AN0-AN8) over a continuous analog ground pour to minimize digital switching noise coupling. For high-resolution PWM signals driving gate drivers, route PWM outputs (PWM1H/L through PWM4H/L) with matched lengths and keep them at least 5 mm away from sensitive analog inputs to avoid capacitive coupling.
合规信息
RoHS compliance per Microchip product page. Standard -I/PT industrial variant is not AEC-Q100 qualified; choose DSPIC33EV64GM004-I/PTVAO for automotive-grade screening. Halogen-free status not explicitly published in retrieved data.