DSPIC33EV256GM106-I/PT - 16-bit 70 MIPS DSC, 256KB Flash | Microchip
MPN： DSPIC33EV256GM106-I/PT ✓ 啟用中DSPIC33EV256GM106-I/PT 概覽
A digital signal controller combines the computational capability of a digital signal processor with the peripheral integration and control-oriented architecture of a microcontroller. Within the semiconductor hierarchy, the dsPIC33EV sits under the DSC category, which itself belongs to the broader microcontroller and embedded processor family. DSCs are used where real-time mathematical processing such as PID loops, transforms, and filtering must run alongside general-purpose control tasks.
Key features of this device include its robust 5V operation, which simplifies designs in electrically noisy environments where 3.3V MCUs require level shifting; integrated CAN, LIN, and SENT connectivity for automotive and industrial networks; hardware ECC Flash for functional-safety oriented designs; and advanced motor-control PWM peripherals with on-chip op amps for current sensing.
Architecturally, the dsPIC33EV core uses a modified Harvard architecture with a barrel shifter, DSP engine, and multiple internal buses, sustaining single-cycle MAC operations. The Microchip USA listing further identifies 4 DMA channels and 9 timers, offloading data movement and timing tasks from the CPU. Clock operation reaches 40 MHz internal (70 MIPS equivalent via PLL-based operation per family specifications).
Typical applications include automotive sensor and touch-control units, industrial motor control drives, appliance control boards, and CAN/LIN networked nodes - environments Microchip explicitly targets with the 5V dsPIC33EV family for noise and vibration robustness.
A key design consideration: the -I suffix denotes an industrial temperature range of -40C to +85C; for extended -40C to +125C operation, the DSPIC33EV256GM106-E/PT variant should be selected instead.
This page synthesizes distributor availability, drop-in same-package alternatives, pinout guidance, and practical design notes not consolidated in the manufacturer datasheet.
直接替換替代品，適用於 DSPIC33EV256GM106-I/PT — 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： DSPIC33EV256GM106-I/PT （相同外形與佔位） — 差異在於 Package, Operating Temperature, Core, Timers, RAM.
DSPIC33EV256GM106-E/PT
✅ 直接替換聯絡詢價
查看資料表 →DSPIC33EV128GM106T-I/PT
✅ 直接替換聯絡詢價
查看資料表 →DSPIC33EP256GP506-I/PT
✅ 直接替換聯絡詢價
查看資料表 →DSPIC33EP256MC506-I/PT
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →DSPIC33EV256GM106-I/PT 最大額定值與電氣特性
| Core | dsPIC33EV 16-bit DSC |
| Max CPU Speed | 70 MIPS |
| Program Memory (Flash) | 256KB (85.5K x 24) with ECC |
| RAM | 16KB |
| 供應電壓 | 5V |
| DMA Channels | 4 |
| Timers | 9 |
| Communication Interfaces | CAN, LIN, SENT, UART, SPI, I2C |
| 封裝 | 64-TQFP (10x10 mm) |
| 安裝類型 | Surface Mount |
| 工作溫度 | -40C to +85C (I grade) |
| Functionality | Functional Safety (FuSa) capable |
| Technology | CMOS |
| Debug/Programming | ICSP (multiple PGECx/PGEDx pairs) |
| RoHS 狀態 | Compliant |
| Target Applications | Automotive, industrial, appliances, motor control |
DSPIC33EV256GM106-I/PT 腳位配置
| 腳位 1 | MCLR — Master clear reset (active low), programming voltage input |
| 腳位 2 | AN0/CN3/RB0 — Analog input 0 / change notification / port B |
| 腳位 3 | AN1/CN2/RB1 — Analog input 1 / change notification / port B |
| 腳位 4 | AN2/SS1/CN4/RB2 — Analog input 2 / SPI slave select / port B |
| 腳位 5 | AN3/CTED2/CN5/RB3 — Analog input 3 / comparator event / port B |
| 腳位 6 | VSS — Ground reference |
| 腳位 7 | VDD — 5V power supply |
| 腳位 8 | PGED3/AN4/C1IN-/CN6/RB4 — Programming data 3 / analog input 4 / comparator input / port B |
| 腳位 9 | PGEC3/AN5/C1IN+/CN7/RB5 — Programming clock 3 / analog input 5 / comparator input / port B |
| 腳位 10 | PGED2/AN6/C2IN-/CN8/RB6 — Programming data 2 / analog input 6 / port B |
| 腳位 11 | PGEC2/AN7/C2IN+/CN9/RB7 — Programming clock 2 / analog input 7 / port B |
| 腳位 12 | AN8/C1OUT/CN10/RB8 — Analog input 8 / comparator 1 output / port B |
| 腳位 13 | AN9/C2OUT/CN11/RB9 — Analog input 9 / comparator 2 output / port B |
| 腳位 14 | TMS/AN10/CN12/RB10 — Test mode select / analog input 10 / port B |
| 腳位 15 | TCK/AN11/CN13/RB11 — Test clock / analog input 11 / port B |
| 腳位 16 | PGED1/AN12/CN14/RB12 — Programming data 1 / analog input 12 / port B |
| 腳位 17 | PGEC1/AN13/CN15/RB13 — Programming clock 1 / analog input 13 / port B |
| 腳位 18 | AN14/CTED1/CN16/RB14 — Analog input 14 / comparator event / port B |
| 腳位 19 | AN15/CVREF/CN17/RB15 — Analog input 15 / comparator voltage reference / port B |
| 腳位 20 | VSS — Ground reference |
| 腳位 21 | VDD — 5V power supply |
| 腳位 22 | RA0/OSC1/CLKI — Oscillator input / external clock input |
| 腳位 23 | RA1/OSC2/CLKO — Oscillator output / clock output |
| 腳位 24 | SOSCI/CN1/RA2 — Secondary oscillator input / port A |
| 腳位 25 | SOSCO/T1CK/CN0/RA3 — Secondary oscillator output / Timer1 clock / port A |
| 腳位 26 | VDD — 5V power supply |
| 腳位 27 | VSS — Ground reference |
| 腳位 28 | RA4/T2CK/SDA1 — Timer2 clock / I2C data 1 / port A |
| 腳位 29 | RA3/SCL1 — I2C clock 1 / port A |
| 腳位 30 | RF0/UTX1 — UART1 transmit / port F |
| 腳位 31 | RF1/URX1 — UART1 receive / port F |
| 腳位 32 | RF2/U1CTS/SDA2 — UART1 clear-to-send / I2C data 2 / port F |
| 腳位 33 | RF3/U1RTS/SCL2 — UART1 request-to-send / I2C clock 2 / port F |
| 腳位 34 | RF4/SDI1 — SPI data in 1 / port F |
| 腳位 35 | RF5/SDO1 — SPI data out 1 / port F |
| 腳位 36 | RF6/SCK1 — SPI clock 1 / port F |
| 腳位 37 | RC1/T3CK/U2TX/RF7 — Timer3 clock / UART2 transmit / port F |
| 腳位 38 | RC2/U2RX/RF8 — UART2 receive / port F |
| 腳位 39 | RC3/U2CTS/RF9 — UART2 clear-to-send / port F |
| 腳位 40 | RC4/U2RTS/RF10 — UART2 request-to-send / port F |
| 腳位 41 | RF11/SDI2 — SPI data in 2 / port F |
| 腳位 42 | RF12/SDO2 — SPI data out 2 / port F |
| 腳位 43 | RF13/SCK2 — SPI clock 2 / port F |
| 腳位 44 | VDD — 5V power supply |
| 腳位 45 | VSS — Ground reference |
| 腳位 46 | RD8/RTCC/RG0 — RTCC output / port G |
| 腳位 47 | C1TX/RG1 — CAN1 transmit / port G |
| 腳位 48 | C1RX/RG2 — CAN1 receive / port G |
| 腳位 49 | SCK3/RG3 — SPI clock 3 / port G |
| 腳位 50 | SDI3/RG4 — SPI data in 3 / port G |
| 腳位 51 | SDO3/RG5 — SPI data out 3 / port G |
| 腳位 52 | SS3/RG6 — SPI slave select 3 / port G |
| 腳位 53 | RD0/RG7 — PWM output / port G |
| 腳位 54 | RD1/RG8 — PWM output / port G |
| 腳位 55 | RD2/RG9 — PWM output / port G |
| 腳位 56 | VSS — Ground reference |
| 腳位 57 | VDD — 5V power supply |
| 腳位 58 | RD3 — PWM output / port D |
| 腳位 59 | RD4 — PWM output / port D |
| 腳位 60 | RD5 — PWM output / port D |
| 腳位 61 | RD6 — PWM output / port D |
| 腳位 62 | RD7 — PWM output / port D |
| 腳位 63 | RA6/VREF- — ADC voltage reference negative / port A |
| 腳位 64 | RA7/VREF+ — ADC voltage reference positive / port A |
典型應用
DSPIC33EV256GM106-I/PT 適用於 6 應用s: Automotive Sensor and Control Units, Industrial Motor Control Drives, Appliance Control Boards, CAN/LIN/SENT Networked Nodes, Functional-Safety Oriented Embedded Control, Development and Prototyping (CAN-LIN Starter Kit).
Automotive Sensor and Control Units
The DSPIC33EV256GM106-I/PT is purpose-built for automotive nodes operating in electrically hostile conditions. Its 5V I/O directly drives sensor interfaces without level shifting, its SENT peripheral decodes single-wire nibble-encoded sensor data, and its CAN module connects to vehicle networks. The ECC Flash protects program memory against single-bit upsets relevant to functional-safety (FuSa) designs. Deployed in touch and control units, the DSC sustains 70 MIPS for real-time filtering, while the industrial -40C to +85C rating covers under-dash and body-electronics ambient conditions.
推薦
Industrial Motor Control Drives
For PMSM, BLDC, and ACIM drives, the DSPIC33EV256GM106-I/PT pairs advanced motor-control PWM outputs with on-chip operational amplifiers that condition shunt-resistor current feedback, reducing external component count. The DSP engine executes single-cycle MAC operations for field-oriented control loops at 70 MIPS, while 4 DMA channels move ADC results without CPU intervention. The robust 5V domain interfaces directly with gate-driver logic, and the CAN interface links the drive to factory automation networks, making the DSC a single-chip control solution for industrial drives.
推薦
Appliance Control Boards
Home and commercial appliances combine noisy motor loads, mains-generated transients, and cost pressure - exactly the harsh environment Microchip targets with the 5V dsPIC33EV family. The DSPIC33EV256GM106-I/PT's robust 5V I/O tolerates the noise floor typical of refrigerator, washer, and HVAC boards, while integrated PWM drives compressor and fan motors. The 256KB ECC Flash holds feature-rich firmware, and UART/SPI/I2C peripherals connect displays, user interfaces, and connectivity modules, consolidating appliance control into one 64-TQFP device.
推薦
CAN/LIN/SENT Networked Nodes
Designs bridging multiple vehicle and industrial protocols benefit from this DSC's native CAN, LIN, and SENT support on one chip. The CAN module handles 1 Mbps classical CAN frames via an external transceiver; UART-based LIN handles slave or master nodes; SENT decodes sensor data from compatible suppliers. With 70 MIPS of headroom, the DSPIC33EV256GM106-I/PT can run protocol gateways, translating CAN frames to LIN segments while performing application logic, all within a single 64-TQFP package - eliminating a separate protocol bridge IC.
推薦
Functional-Safety Oriented Embedded Control
DigiKey classifies the DSPIC33EV256GM106-I/PT as a Functional Safety (FuSa) capable microcontroller IC, reflecting its ECC-protected Flash, robust 5V noise immunity, and documentation support for safety analyses. In safety-relevant industrial and automotive systems, error-correcting program memory mitigates single-bit fault consequences, while multiple PGEC/PGED pairs support in-system verification. Engineers developing ISO 26262-adjacent or machinery-safety applications should combine the hardware features with Microchip's FuSa collateral and the DM330018 starter kit for validation workflows.
推薦
Development and Prototyping (CAN-LIN Starter Kit)
Microchip's DM330018 dsPIC33EV 5V CAN-LIN Starter Kit features the dsPIC33EV256GM106 and provides serial CAN, LIN, and SENT ports plus a self-contained USB programming/debug interface with an expansion footprint. This makes the DSPIC33EV256GM106-I/PT an excellent prototyping target: firmware developed on the kit runs unmodified on production boards using the same 64-TQFP device. Third-party tools (NSDSP programmers) and MPLAB X with the XC16 compiler complete the toolchain, allowing rapid iteration on automotive and motor-control application code.
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推薦產品摘要
工程參考資料，適用於 DSPIC33EV256GM106-I/PT — 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 | DSPIC33EV256GM106-E/PT | DSPIC33EV128GM106T-I/PT | DSPIC33EP256GP506-I/PT | DSPIC33EP256MC506-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 |
| Core / Speed | dsPIC33EV 16-bit, 70 MIPS | dsPIC33EV 16-bit, 70 MIPS | dsPIC33EV 16-bit, 70 MIPS | dsPIC33EP 16-bit, 70 MIPS | dsPIC33EP 16-bit, 70 MIPS |
| Flash Memory | 256KB ECC | 256KB ECC | 128KB ECC | 256KB | 256KB |
| Operating Temperature | -40C to +85C | -40C to +125C | -40C to +85C | -40C to +85C | -40C to +85C |
| 5V-Robust Peripherals (SENT, Op Amps, FuSa) | Yes | Yes | Yes | No (EP family) | No (EP family) |
主要差異化特點
- Extended temperature option in identical footprint (對比DSPIC33EV256GM106-E/PT)
- Full 256KB ECC Flash vs halved memory (對比DSPIC33EV128GM106T-I/PT)
- 5V-robust EV peripherals (SENT, op amps, FuSa classification) (對比DSPIC33EP256GP506-I/PT)
設計說明
All VDD/VSS pin pairs must be connected and decoupled. Per Microchip programming guidance (northernsoftware.com dsPIC33EV support notes), every VDD pin requires a local 100 nF ceramic capacitor placed within 2-3 mm of the pin, with one bulk 10 uF capacitor per supply domain. Because the device operates at 5V with 70 MIPS switching activity, keep the supply impedance low to prevent brownout during simultaneous PWM and CAN bus activity. Verify brown-out reset settings in configuration words for noisy 24V industrial backplanes.
For ICSP programming, connect a 6-pin header to one PGECx/PGEDx pair - any pair works, but ICSPCLK and ICSPDAT must come from the same numbered pair (e.g., PGEC2 with PGED2). Leave the MCLR pin with a 10 kOhm pull-up to VDD and a series 100-470 Ohm resistor for programming-voltage protection. Avoid routing fast PWM edges (motor control outputs on port D) directly under the CAN or crystal traces on the 10x10 mm TQFP breakout region.
Do not confuse the -I and -E temperature grades in procurement: the DSPIC33EV256GM106-I/PT is rated only to +85C ambient; sealed enclosures near heat-generating drivers often exceed this. Also, engineers migrating from dsPIC33EP parts frequently assume peripheral register compatibility - the EV family remaps SENT, op-amp, and comparator registers, so recompile and re-verify firmware rather than reusing EP-family code unchanged. Finally, secondary oscillator pins (SOSCI/SOSCO) conflict with port functions; configure them explicitly in configuration bits.
合規資訊
DigiKey lists the part as RoHS-compliant with same-day shipping. Formal AEC-Q100 qualification status is not stated in the provided data, though Microchip markets the dsPIC33EV family for automotive applications.
