DSPIC33EP64MC206T-I/PT - 70 MIPS 64KB DSC 64-TQFP | Microchip
料号： DSPIC33EP64MC206T-I/PT ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $3.31 | $3.31 |
| 10 | $3.05 | $30.50 |
| 100 | $2.8 | $280.00 |
| 500 | $2.62 | $1,310.00 |
| 1,000 | $2.45 | $2,450.00 |
DSPIC33EP64MC206T-I/PT 概述
A digital signal controller combines the computational power of a digital signal processor (DSP) with the peripheral set and deterministic interrupt architecture of a microcontroller (MCU). In the power-management hierarchy, the dsPIC33EP family sits above general-purpose 16-bit MCUs and is optimized for closed-loop, math-intensive real-time control such as field-oriented motor control, digital power conversion and sensor signal processing.
Key features include the 70 MIPS dsPIC DSC core with DSP instruction set (single-cycle MAC, 40-bit accumulator), 64 KB self-programmable Flash with ECC-class endurance, and 53 general-purpose I/O lines on this 64-pin device. The motor-control peripheral set delivers complementary or independent PWM outputs with dead-time insertion, quadrature encoder interfaces, and integrated analog comprising op-amps and comparators that reduce external BOM count in power stages.
Architecturally, the dsPIC33EP core supports C and inline assembly development in Microchip MPLAB X IDE with the XC16 compiler, and is code-compatible within the dsPIC33E family, simplifying migration to larger Flash variants. The device offers 27 general-purpose timers grouped into several 16-bit timer blocks, multiple UART/SPI/I2C serial channels, DMA, and a watchdog with its own dedicated RC oscillator for fail-safe operation.
Typical applications include brushless DC and PMSM motor drives, digital LED lighting power supplies, UPS and solar inverter control, and automotive/industrial sensor conditioning. The high-speed PWM resolution supports frequency and duty-cycle granularity required by peak-current-mode converters.
Design consideration: the supply must be held within 3.0 V to 3.6 V, so regulate from 5 V rails with an LDO and place 0.1 uF decoupling at every VDD/VSS pair; the /MCLR pin requires a pull-up and RC for reliable programming.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
直接替换替代料： DSPIC33EP64MC206T-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： DSPIC33EP64MC206T-I/PT （相同外形与封装尺寸） ——差异在于 Package, Core, Operating Temperature, Packaging, Supply Voltage.
快速对比工具——选择替代料号进行并排对比：
DSPIC33EP64MC206-I/PT
✅ 直接替换✓ 有现货
$3.38 / 个
查看数据手册 →DSPIC33EP64MC206T-E/PT
✅ 直接替换✓ 有现货
$3.72 / 个
查看数据手册 →DSPIC33EP64MC206-H/PT
✅ 直接替换📋 参考替代料（不在目录中）
DSPIC33EP128MC206-I/PT
✅ 直接替换✓ 有现货
$3.95 / 个
查看数据手册 →DSPIC33EP256MC206-I/PT
✅ 直接替换✓ 有现货
$4.65 / 个
查看数据手册 →DSPIC33EP64MC206T-I/PT 最大额定值与电气特性
| Core | dsPIC33E 16-bit DSC core |
| Max CPU Speed | 70 MIPS |
| Clock Frequency | 60 MHz |
| Program Memory Size | 64 KB (22K x 24) Flash |
| RAM Size | 8 KB |
| 电源电压 | 3 V to 3.6 V |
| I/O Count | 51 |
| General Purpose Timers | 27 |
| Motor Control Peripherals | MCPWM, QEI, PTG |
| Analog Peripherals | 3 op-amps, 4 comparators |
| 封装 | 64-TQFP (10x10 mm), 0.90 mm height |
| 安装类型 | Surface Mount |
| 工作温度 | -40C to +85C (I grade) |
| Packaging | Tape & Reel (T suffix) |
| 生命周期状态 | Active |
DSPIC33EP64MC206T-I/PT 64-tqfp (10x10 mm), 0.90 mm height 引脚配置指南
DSPIC33EP64MC206T-I/PT（64-tqfp (10x10 mm), 0.90 mm height 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： DSPIC33EP64MC206T-I/PT.
请参阅 数据手册 以查看完整引脚配置。
典型应用
DSPIC33EP64MC206T-I/PT 适用于 6 应用s: Brushless DC / PMSM Motor Drives, Digital Power Conversion, Industrial Automation and Sensing, LED Lighting and Electronic Ballasts, Automotive Sensor and Control Units, Portable Instrumentation and Embedded Control.
Brushless DC / PMSM Motor Drives
The DSPIC33EP64MC206T-I/PT fits BLDC and PMSM drives because its 70 MIPS dsPIC33E core executes field-oriented control (FOC) current loops at 10-20 kHz with margin, while the MCPWM module generates complementary PWM pairs with hardware dead-time insertion (down to sub-ns resolution via the PTG and PWM scaling). The QEI module connects directly to incremental encoders for position feedback, and three on-chip op-amps amplify shunt current signals for the ADC. Typical usage: 3-phase inverter with 15-20 kHz PWM, cycle-by-cycle current limiting via comparators, and speed-loop closure in software - eliminating external current-sense amplifiers and reducing BOM cost in drives from tens of watts to several kilowatts.
推荐
Digital Power Conversion
For digital SMPS, UPS and solar micro-inverter control, the DSPIC33EP64MC206T-I/PT provides the high-resolution PWM and fast analog needed for peak-current-mode and voltage-mode converters. The 70 MIPS core supports multi-loop control (inner current loop plus outer voltage loop) with single-cycle MAC for PI/PID compensation, while four on-chip comparators implement hardware cycle-by-cycle overcurrent protection faster than any software interrupt. The 64 KB Flash holds compensation tables, fault logs and a bootloader. Use the device with its internal op-amps for shunt sensing and configure the MCPWM in push-pull or complementary mode with dead-time for half-bridge and full-bridge topologies at switching frequencies up to several hundred kHz.
推荐
Industrial Automation and Sensing
In factory automation nodes, the DSPIC33EP64MC206T-I/PT combines 51 I/O, multiple UART/SPI/I2C channels and 27 timers to aggregate sensors, drive actuators and communicate with PLC backbones. The DSP engine accelerates FFT-based vibration analysis and digital filtering of noisy sensor signals - single-cycle MAC at 70 MIPS yields roughly 70 million multiply-accumulates per second for real-time condition monitoring. The -40C to +85C industrial rating covers uncontrolled cabinet environments. Typical usage: SPI-linked ADC front ends, I2C sensor polling, and UART/RS-485 field-bus reporting, with the PTG (Pulse Train Generator) automating simple sequencing tasks without CPU intervention to free headroom for the main control loop.
推荐
LED Lighting and Electronic Ballasts
High-power LED drivers and HID ballasts benefit from the DSPIC33EP64MC206T-I/PT's high-resolution PWM for precise dimming and current regulation. The MCPWM module produces phase-shifted or complementary outputs with hardware dead-time, enabling buck, boost, LLC and resonant topologies at 100-500 kHz switching frequencies. The four comparators provide fast overcurrent latch-off without CPU latency, protecting LED strings during fault events, and the on-chip op-amps sense output current for closed-loop constant-current regulation at better than 1% accuracy. The 64 KB Flash stores dimming curves, DMX/UART communication stacks and fault diagnostics, while the -I temperature grade suits enclosed luminaires with elevated ambient temperatures.
推荐
Automotive Sensor and Control Units
The extended-temperature family members (DSPIC33EP64MC206T-E/PT, MR variants noted as AEC-Q100 qualified in distributor data) make this die suitable for automotive body-control, sensor-conditioning and small actuator modules. The 70 MIPS core handles sensor fusion and filtering math, QEI reads rotary position sensors, and the integrated op-amps/comparators condition ratiometric sensors (throttle, pedal, position) without external amplifiers. On the standard -I grade, the same circuit applies to off-highway and agricultural equipment. Designers should implement CAN via an external transceiver, use the watchdog with its independent RC oscillator for fail-safe reset, and verify the specific suffix's qualification level against the Microchip qualification data sheet before use in safety-related functions.
推荐
Portable Instrumentation and Embedded Control
For handheld and bench instruments, the DSPIC33EP64MC206T-I/PT provides a single-chip solution combining measurement math, user interface and control outputs. The DSP engine performs RMS, power and harmonic calculations on sampled waveforms at 70 MIPS, the ADC plus three op-amps form the analog front end, and UART/SPI/I2C drive displays, storage and PC connectivity. The 3.0-3.6 V single supply and 64-TQFP 10x10 mm footprint fit compact two-layer and four-layer boards. A typical usage pattern: ADC sampling at 10-100 ksps, DSP filtering in a timer interrupt, results formatted over UART to a display, with the PTG automating trigger pulses for stimulus-response measurements without loading the CPU.
推荐
推荐产品汇总
工程参考数据： DSPIC33EP64MC206T-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 | DSPIC33EP64MC206-I/PT | DSPIC33EP64MC206T-E/PT | DSPIC33EP128MC206-I/PT | DSPIC33EP256MC206-I/PT |
|---|---|---|---|---|---|
| Package | 64-TQFP (10x10 mm) | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| CPU Speed | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Flash Program Memory | 64 KB (22K x 24) | 64 KB | 64 KB | 128 KB | 256 KB |
| Supply Voltage | 3 V to 3.6 V | 3 V to 3.6 V | 3 V to 3.6 V | 3 V to 3.6 V | 3 V to 3.6 V |
| Operating Temperature | -40C to +85C (I grade) | -40C to +85C | Extended (-E grade) | -40C to +85C | -40C to +85C |
| Packaging | Tape & Reel (T) | Tray/Tube (non-T) | Tape & Reel (T) | Tray/Tube (non-T) | Tray/Tube (non-T) |
关键差异点
- Cost-optimized 64 KB Flash point in the MC206 family （对比 DSPIC33EP128MC206-I/PT)
- Industrial temperature grade with tape-and-reel for production （对比 DSPIC33EP64MC206T-E/PT)
- Integrated analog reduces external BOM vs discrete-sense designs （对比 DSPIC33EP64MC206-I/PT (tray pack))
设计说明
The dsPIC33EP supply must stay within 3.0 V to 3.6 V. Regulate a 5 V or 12 V system rail down with a low-noise LDO and decouple every VDD pin with 0.1 uF ceramic capacitors placed within 2 mm of the pin, plus one bulk 10 uF per rail. The internal core regulator requires the specified external VCAP capacitor (per the datasheet low-voltage-detect/regulator section) - do not omit it or the core will be unstable. Tie AVDD/AVSS to clean analog supply, ideally via an RC or ferrite filter from the digital rail to preserve op-amp and ADC accuracy.
For motor-control use, route PWM outputs away from analog sense traces and keep the current-shunt to op-amp input path as short as possible with Kelvin connection at the shunt. Use ground pours on both layers with a single star point at the power-ground return. The 64-TQFP 0.5 mm pitch land pattern per IPC-7351 should include thermal relief-free connections for VSS pads. Leave the /MCLR pin with a 10 k pull-up and programming header (PGD/PGC, VDD, VSS, /MCLR) accessible for MPLAB ICD/Snap debugging in production boards.
The -I grade is rated -40C to +85C only; do not substitute it where the -E (extended) grade is required, even though the parts are pin-identical. Configure peripheral Pin Select (PPS) before assuming default pin mappings - several digital functions on the MC206 are remappable, and unconfigured PPS is the most common first-silicon failure. Also note conflicting published clock figures (60 MHz vs 70 MIPS): the 70 MIPS figure corresponds to operation with the PLL in the permitted overspeed range; design to 60 MHz nominal unless you have validated the exact FRC/PLL configuration per the Microchip oscillator section.
合规信息
Compliance status not stated in the provided web data; verify on the Microchip product page. Note: the MR-variant distributor data mentions AEC-Q100 qualification for the extended-temperature TQFN variant only.
