DSPIC33EV128GM106-I/PT - 70 MIPS 5V 128KB ECC Flash DSC | Microchip
料号： DSPIC33EV128GM106-I/PT ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $5.3 | $5.30 |
| 10 | $4.79 | $47.90 |
| 100 | $4.27 | $427.00 |
| 500 | $3.82 | $1,910.00 |
| 1,000 | $3.42 | $3,420.00 |
DSPIC33EV128GM106-I/PT 概述
A digital signal controller (DSC) is a hybrid device that combines the deterministic control architecture of a microcontroller with the deterministic math throughput of a digital signal processor. Within the power and signal-processing taxonomy, the DSC sits above general-purpose microcontrollers and below dedicated DSPs, occupying the niche where closed-loop control loops (motor control, power conversion, sensor fusion) benefit from hardware multiply-accumulate (MAC) and barrel-shifter instructions on a 16-bit datapath. The dsPIC33EV family in particular targets robust 5V operation with ECC Flash for functional-safety use cases.
Key features include execution at up to 70 MIPS from a 5V rail, hardware CAN, 4 DMA channels, 7 timers, and dedicated motor-control PWM peripherals. The 128KB of ECC Flash provides single-bit error correction and dual-bit error detection, which is essential for automotive and industrial functional-safety designs governed by IEC 61508 and ISO 26262. A 16-channel 12-bit ADC, op-amp comparators and a 5 ns comparator complete the analog front end.
The dsPIC33E core implements a Harvard architecture with a 16-bit instruction word and DSP-aware extensions, including a single-cycle MAC and a 40-bit accumulator, allowing fractional DSP arithmetic alongside integer MCU operations. Peripheral Pin Select (PPS) provides extensive I/O remapping flexibility, freeing the designer from rigid pin-function assignments.
Typical applications include automotive sensor and touch-control units, industrial motor drives with CAN networking, appliance controllers in high-electrical-noise mains environments, and functional-safety subsystems where ECC Flash and self-test libraries reduce external watchdog complexity. The 5V-tolerant design minimizes level-shifting when interfacing to legacy 5V sensors.
Design consideration: connect all VDD/VSS pin pairs and use any matched PGECx/PGEDx pair consistently for ICSP programming and debugging, because Microchip's programming guidelines require the clock and data pins to come from the same pair. Decouple each VDD with a 0.1 uF ceramic plus a bulk tantalum placed within 5 mm of the pin.
This page synthesizes distributor pricing context, drop-in family alternatives, and practical design notes not consolidated in the manufacturer datasheet.
直接替换替代料： DSPIC33EV128GM106-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： DSPIC33EV128GM106-I/PT （相同外形与封装尺寸） ——差异在于 Package, Core Architecture, Operating Temperature Range, Timers, Maximum CPU Speed.
快速对比工具——选择替代料号进行并排对比：
DSPIC33EV128GM106-E/PT
✅ 直接替换✓ 有现货
$3.6 / 个
查看数据手册 →DSPIC33EV128GM106-H/PT
✅ 直接替换📋 参考替代料（不在目录中）
DSPIC33EV128GM106T-I/PT
✅ 直接替换✓ 有现货
$3.86 / 个
查看数据手册 →DSPIC33EV128GM106-I/PT 最大额定值与电气特性
| Core Architecture | dsPIC33E (16-bit DSC, Harvard) |
| Maximum CPU Speed | 70 MIPS |
| Program Flash | 128 KB (43K x 24), with ECC |
| RAM | 8 KB |
| Operating Voltage | 4.5 V to 5.5 V |
| 工作温度 | -40 C to +125 C (industrial, -I suffix) |
| 封装 | 64-pin TQFP (10x10 mm, 0.5 mm pitch) |
| ADC | 12-bit, up to 16 channels |
| DMA Channels | 4 |
| Timers | 7 |
| CAN | 1 (hardware CAN module) |
| Comparators | Yes, with 5 ns response |
| Op-Amps | Yes, on-chip |
| PWM Channels | Yes, motor-control PWM peripherals |
| Peripheral Pin Select (PPS) | Yes |
| Functional Safety | FuSa-ready, ECC Flash, Class B safety library |
| ICSP Programming | PGECx/PGEDx pairs |
| RoHS | Compliant |
DSPIC33EV128GM106-I/PT 64-pin tqfp (10x10 mm, 0.5 mm pitch) 引脚配置指南
DSPIC33EV128GM106-I/PT（64-pin tqfp (10x10 mm, 0.5 mm pitch) 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： DSPIC33EV128GM106-I/PT.
请参阅 数据手册 以查看完整引脚配置。
典型应用
DSPIC33EV128GM106-I/PT 适用于 3 应用s: 嵌入式系统, 物联网设备, 工业控制.
嵌入式系统
使用 DSPIC33EV128GM106-I/PT 在嵌入式应用中进行核心处理。
物联网设备
由 DSPIC33EV128GM106-I/PT 驱动的智能联网设备。
工业控制
使用 DSPIC33EV128GM106-I/PT 的自动化和控制系统。
该产品暂无常见问题。
工程参考数据： DSPIC33EV128GM106-I/PT ——对比、设计指导和合规信息。
与替代料对比
| 参数 | 本产品 | DSPIC33EV128GM106-E/PT | DSPIC33EV128GM106-H/PT | DSPIC33EV128GM106T-I/PT |
|---|---|---|---|---|
| Package | 64-TQFP (10x10 mm, 0.5 mm pitch) | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 128 KB ECC (43K x 24) | 128 KB ECC | 128 KB ECC | 128 KB ECC |
| SRAM | 8 KB | 8 KB | 8 KB | 8 KB |
| Core Performance | 16-bit, up to 70 MIPS | 16-bit, up to 70 MIPS | 16-bit, 40 MHz core basis | 16-bit, up to 70 MIPS |
| Temperature Grade | Industrial (-40C to +85C, I suffix) | Extended (to +125C, E suffix) | Industrial -40C range | Industrial (I suffix) |
| DMA Channels / Timers | 4 / 7 | 4 / 7 | 4 / 7 | 4 / 7 |
| Packaging Format | Tray | Tray | Tray | Tape & Reel |
关键差异点
- 5V-native operation （对比 STM32F3 series)
- Extended-temperature same-die upgrade path （对比 DSPIC33EV128GM106-E/PT)
- ECC Flash for noise immunity （对比 PIC17C756A-33I/PT (legacy))
设计说明
Connect ALL VDD and VSS pins of the 64-TQFP package to the 5V rail and ground planes - Microchip programming documentation explicitly requires all supply pins connected for reliable ICSP and operation. Place a 100 nF ceramic decoupling capacitor at each VDD/VSS pair, close to the pins, plus bulk capacitance near the regulator. The 10x10 mm TQFP with 0.5 mm pitch requires standard 0.5 mm pitch land patterns per IPC-7351 conventions; verify solder-mask openings for the fine-pitch corners.
When wiring the ICSP header, use clock and data pins from the SAME PGECx/PGEDx pair - the dsPIC33EV128GM106 has multiple pairs and mixing (e.g., PGEC2 for ICSPCLK with PGED1 for ICSPDAT) prevents programming. Per Northern Software device notes, any pair may be used but must be kept matched. Also verify the supply stays within 4.5V-5.5V under all load transients; brownouts below the minimum can corrupt Flash writes during field firmware updates.
The 5V-native core is an advantage but also a thermal consideration: at 70 MIPS with all peripherals active, current consumption is highest of the family operating points (exact Idd figures: consult the family datasheet DS70005144H electrical characteristics tables). Estimated: at a typical 60-80 mA active current from a 5V rail, the DSC dissipates roughly 0.3-0.4 W, which the 64-TQFP theta_JA can handle on a standard 2-layer board without heatsinking; confirm against the datasheet table for your clock configuration.
The 5V I/O domain gives roughly 50% more noise margin than 3.3V logic, which is the family's key value in motor-drive and automotive cabinets - exploit it by routing long sensor lines at 5V levels rather than adding shielded cables for 3.3V signals. For CAN nodes, keep the transceiver (e.g., MCP2551) close to the CAN pins and stub the bus symmetrically. The hardware barrel shifter and MAC instructions run deterministically, so keep ISR paths free of division-heavy code to preserve real-time jitter budgets.
合规信息
Compliance status of the exact ordering code is not stated in the reviewed data; verify on the Microchip product page environmental datasheet. The family is positioned by Microchip for automotive applications, and DigiKey lists Functional Safety (FuSa) supported variants within the dsPIC33EV family.
