PIC24EP128GP202T-E/SS - 60 MIPS 16-bit MCU, 128KB Flash, SSOP-28 | Microchip
料号： PIC24EP128GP202T-E/SS ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $7.5 | $7.50 |
| 10 | $6.8 | $68.00 |
| 100 | $6.05 | $605.00 |
| 500 | $5.4 | $2,700.00 |
| 1,000 | $4.85 | $4,850.00 |
PIC24EP128GP202T-E/SS 概述
What is a 16-bit MCU? A 16-bit microcontroller (MCU) is an embedded computing device whose central processing unit operates on 16-bit data words, a sweet spot for general-purpose control: wider registers and arithmetic units than 8-bit MCUs (more efficient at integer math, table lookups, and DSP kernels) but lower cost and power than 32-bit Cortex-M parts. The PIC24E family sits in the broader taxonomy 16-bit MCU -> dsPIC/PIC24 -> microcontroller -> embedded computing -> semiconductor. AEC-Q100 Grade 1 qualified variants such as this -E part are screened for -40C to +125C operation and automotive reliability stresses.
Key features include a 10/12-bit ADC with up to 500 ksps conversion, three on-chip operational amplifiers, three comparators, a Charge Time Measurement Unit (CTMU) for capacitive touch and precise time measurement, two on-chip op amps, a Peripheral Trigger Generator (PTG) for chained timing sequences, and a 70 MIPS core for fast closed-loop control. A 4-channel DMA engine, multiple 16-bit timers, and PWM peripherals offload the CPU in motor, power, and lighting applications.
Architecturally, the PIC24EP128GP202T-E/SS combines a 16-bit core with 24-bit instruction words, dual-bank Flash with self-programmability, ECC-protected program memory, and a peripheral set with hardware CRC. The -E suffix denotes the extended industrial temperature grade -40C to +125C and AEC-Q100 automotive qualification, making the part suitable for under-hood and safety-critical subsystems.
Typical applications include automotive body and chassis ECUs, BLDC/PMSM motor control, industrial control and PLCs, LED lighting drivers, digital power conversion, and consumer appliance control. The on-chip op amps simplify current sensing in motor drives, and the CTMU enables capacitive touch user interfaces.
When designing with this MCU, allocate the VDD/CORE pair correctly (3.0V-3.6V) and place decoupling capacitors within 5 mm of each supply pin. Use MPLAB X IDE with the XC16 compiler for development and program/debug via ICSP on PGECx/PGEDx. AEC-Q100 grade parts require factory-traceable lot records for end-of-line traceability.
This page synthesizes distributor pricing, parametric comparison, AEC-Q100-grade drop-in alternatives, and practical design notes not found in the manufacturer datasheet, with data anchored to Microchip's DS70621 PIC24E Family Reference Manual and live distributor listings as of 2026-09-29.
直接替换替代料： PIC24EP128GP202T-E/SS ——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： PIC24EP128GP202T-E/SS （相同外形与封装尺寸） ——差异在于 Package, Program Memory (Flash), Core Architecture, Maximum CPU Speed, Operating Temperature.
快速对比工具——选择替代料号进行并排对比：
PIC24EP128GP202T-I/SS
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$3.36 / 个
查看数据手册 →PIC24EP128GP202-I/SS
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
PIC24EP128GP202-E/SS
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$2.71 / 个
查看数据手册 →PIC24EP128GP202T-I/MM
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$2.05 / 个
查看数据手册 →DSPIC33EP128GP502T-I/SS
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$2.64 / 个
查看数据手册 →PIC24EP128GP202T-E/SS 最大额定值与电气特性
| Product Type | 16-bit RISC Microcontroller |
| Core Architecture | PIC24E (modified Harvard, 16-bit data / 24-bit instruction) |
| Program Memory (Flash) | 128 KB (43K x 24) |
| Data Memory (RAM) | 8 KB |
| Operating Frequency | 60 MIPs (E temp grade); up to 70 MIPs (I grade) |
| Supply Voltage (VDD) | 3.0 V to 3.6 V |
| 工作温度 | -40 C to +125 C (E grade) |
| AEC-Q100 Qualification | Qualified (automotive) |
| ADC | 10/12-bit SAR, up to 500 ksps |
| Comparators | 3 |
| On-Chip Op Amps | 2 to 3 (per family datasheet) |
| DMA Channels | 4 |
| Timers | 5 (16-bit) |
| CTMU | Charge Time Measurement Unit for capacitive touch |
| PTG (Peripheral Trigger Generator) | Yes |
| 封装 | 28-SSOP, 5.30 mm body width |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
| Pin/Package Suffix | T = Tape & Reel; SS = 28-SSOP; E = -40C to +125C |
PIC24EP128GP202T-E/SS 引脚配置
| 引脚 1 | SDA1/RG3 — I2C1 SDA (also port RG3) |
| 引脚 2 | SCL1/RG2 — I2C1 SCL (also port RG2) |
| 引脚 3 | AN0/CVD0/C1IN+/RA0 — Analog input 0 / comparator 1 positive |
| 引脚 4 | AN1/CVD1/C1IN-/RA1 — Analog input 1 / comparator 1 negative |
| 引脚 5 | AN2/CVD2/C2IN+/RA2 — Analog input 2 / comparator 2 positive |
| 引脚 6 | AN3/CVD3/C2IN-/RA3 — Analog input 3 / comparator 2 negative |
| 引脚 7 | AN4/CVD4/C3IN+/RA4 — Analog input 4 / comparator 3 positive |
| 引脚 8 | AVDD — Analog supply voltage |
| 引脚 9 | AVSS — Analog ground |
| 引脚 10 | AN5/CVD5/RA5 — Analog input 5 |
| 引脚 11 | VREF+/CVREF+/AN6/CVD6/RB0 — Voltage reference high / analog input 6 |
| 引脚 12 | VREF-/CVREF-/AN7/CVD7/RB1 — Voltage reference low / analog input 7 |
| 引脚 13 | AN8/RB2 — Analog input 8 |
| 引脚 14 | AN9/RB3 — Analog input 9 |
| 引脚 15 | OSC1/CLKI/RA1 — Crystal oscillator input (note: pin label per datasheet) |
| 引脚 16 | OSC2/CLKO/RA2 — Crystal oscillator output |
| 引脚 17 | VDD — Digital supply voltage |
| 引脚 18 | VSS — Digital ground |
| 引脚 19 | PGED1/EMUD1/RB4 — ICSP data / port RB4 |
| 引脚 20 | PGEC1/EMUC1/RB5 — ICSP clock / port RB5 |
| 引脚 21 | PGED2/EMUD2/RB6 — ICSP data alternate / port RB6 |
| 引脚 22 | PGEC2/EMUC2/RB7 — ICSP clock alternate / port RB7 |
| 引脚 23 | TMS/RB8 — JTAG TMS / port RB8 |
| 引脚 24 | TCK/RB9 — JTAG TCK / port RB9 |
| 引脚 25 | TDI/RB10 — JTAG TDI / port RB10 |
| 引脚 26 | TDO/RB11 — JTAG TDO / port RB11 |
| 引脚 27 | RC1/RP1 — Remappable peripheral 1 / port RC1 |
| 引脚 28 | RC2/RP2 — Remappable peripheral 2 / port RC2 |
典型应用
PIC24EP128GP202T-E/SS 适用于 6 应用s: Automotive Body and Chassis ECU, BLDC / PMSM Motor Control, Digital Power Conversion (SMPS), LED Lighting Drivers and Dimming, Industrial Control and PLC Modules, Capacitive Touch HMI Panels.
Automotive Body and Chassis ECU
The PIC24EP128GP202T-E/SS is purpose-built for AEC-Q100 Grade 1 automotive body and chassis ECUs thanks to its -40C to +125C extended temperature rating and 128 KB Flash with 8 KB RAM. Its 60 MIPs PIC24E core comfortably handles LIN/CAN stack processing, sensor fusion across multiple analog inputs, and PWM-driven actuator control within a few hundred microseconds of loop time. The on-chip op amps and comparators simplify integration of current-shunt motor drivers for window lifters and seat adjusters without external amplifier ICs. The 28-SSOP footprint enables dense PCB layouts under dash panels, and CTMU peripherals support touch-sensitive overhead consoles.
推荐
BLDC / PMSM Motor Control
The PIC24EP128GP202T-E/SS is widely adopted in sensorless and sensored BLDC motor drives for appliances, fans, pumps, and small EV traction auxiliaries. The 60 MIPs core runs field-oriented control (FOC) loops at 20-50 kHz with adequate headroom for ADC sampling and PWM updates; the on-chip op amps amplify phase-current shunt signals directly into the 10/12-bit ADC. Three on-chip comparators handle back-EMF zero-cross detection for sensorless trapezoidal commutation. The Peripheral Trigger Generator (PTG) sequences ADC, PWM, and DMA operations deterministically, offloading the CPU. Reference Microchip application note AN1078 (sensorless FOC) and AN1163 (sensorless BLDC) for production-ready firmware.
推荐
Digital Power Conversion (SMPS)
In digital switch-mode power supplies the PIC24EP128GP202T-E/SS delivers the DSP-like throughput needed for voltage-mode and peak current-mode control at switching frequencies up to 500 kHz. The 70 MIPS instruction budget (60 MIPs in -E grade) sustains 2-pole-2-zero compensation math plus telemetry sampling within tight control loops. On-chip op amps form the current-sense and error-amplifier signal chains, while high-resolution PWM peripherals drive the power stage. The 128 KB Flash accommodates sophisticated soft-start, slew-rate, and digital loop-compensation firmware. Reference AN1106 (digitally-controlled PFC) and AN1207 (digital LLC resonant converter) for design templates.
推荐
LED Lighting Drivers and Dimming
Architectural, automotive, and horticultural LED lighting drivers leverage the PIC24EP128GP202T-E/SS for high-resolution PWM dimming, multi-channel constant-current control, and DALI/Casambi/0-10V interface handling. The 16-bit PWM with 8 ns resolution yields 16-bit dimming depth imperceptible to the human eye, eliminating flicker in DMX and stage lighting. The CTMU enables capacitive-touch dimming panels and slider controls, reducing bill-of-materials versus discrete touch ICs. The AEC-Q100 grade supports headlamp, tail-light, and ambient interior LED modules across the full automotive temperature range. Multiple PWM channels drive RGBW strings independently for tunable-white and color-mixing fixtures.
推荐
Industrial Control and PLC Modules
Compact PLC digital and analog I/O modules use the PIC24EP128GP202T-E/SS to handle Modbus RTU/TCP, EtherCAT slave, and PROFIBUS protocol stacks within 128 KB of Flash. The 70 MIPS core delivers deterministic 1 ms loop times for industrial control loops; the 4-channel DMA engine streams ADC samples into RAM without CPU intervention. On-chip comparators and op amps directly condition 4-20 mA and 0-10 V analog signals from field sensors. The -40C to +125C operating range suits cabinet-mounted industrial environments. Reference Microchip application note for industrial automation design patterns including functional safety add-ons.
推荐
Capacitive Touch HMI Panels
The CTMU (Charge Time Measurement Unit) on the PIC24EP128GP202T-E/SS enables cost-effective capacitive touch button, slider, wheel, and proximity-sensing interfaces without external capacitance-to-digital converters. The CTMU combined with the 10/12-bit ADC and DMA captures simultaneous multi-touch measurements with sub-millimeter position resolution. The 128 KB Flash supports capacitive touch firmware libraries including gesture recognition and waterproof-touch algorithms for kitchen and outdoor appliances. The AEC-Q100 E grade is suitable for automotive center stack touchscreens and infotainment control panels. Reference application note AN1375 for Microchip's mTouch capacitive touch design methodology.
推荐
推荐产品汇总
工程参考数据： PIC24EP128GP202T-E/SS ——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 | PIC24EP128GP202T-I/SS | PIC24EP128GP202-I/SS | PIC24EP128GP202-E/SS | dsPIC33EP128GP502T-I/SS |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-SSOP (5.30 mm) | 28-SSOP (5.30 mm) - same | 28-SSOP (5.30 mm) - same | 28-SSOP (5.30 mm) - same | 28-SSOP (5.30 mm) - same |
| Flash Memory | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB |
| RAM | 8 KB | 8 KB | 8 KB | 8 KB | 16 KB |
| Max MIPs | 60 MIPs (E grade) | 70 MIPs (+17%) | 70 MIPs | 60 MIPs (E grade) | 70 MIPs |
| Temperature Grade | -40C to +125C (AEC-Q100) | -40C to +85C (industrial) | -40C to +85C (industrial) | -40C to +125C (AEC-Q100) | -40C to +85C (industrial) |
| DSP Engine | No (PIC24E MCU only) | No | No | No | Yes (dsPIC33E DSP engine) |
| AEC-Q100 | Qualified | Not qualified | Not qualified | Qualified | Not qualified |
| Packaging | Tape & Reel | Tape & Reel | Tray | Tray | Tape & Reel |
关键差异点
- AEC-Q100 Grade 1 automotive qualification with full -40C to +125C operation （对比 PIC24EP128GP202T-I/SS)
- On-chip CTMU and 2-3 op amps reduce BOM cost （对比 PIC24EP128GP202T-I/SS)
- 70 MIPS DSP-class compute core for FOC and digital power （对比 PIC24EP128GP202T-I/SS)
设计说明
The PIC24EP128GP202T-E/SS operates from a single 3.0V to 3.6V supply on VDD (digital) and AVDD (analog). AVDD must equal VDD and AVSS must equal VSS with separate analog ground islands to prevent digital switching noise from corrupting ADC conversions. Place a 10 uF tantalum + 0.1 uF ceramic bulk-decoupling pair within 5 mm of each VDD/AVDD pin and route the analog ground island directly back to the regulator output. Reference Microchip AN1302 for PIC24E power-system design patterns and use LDO regulators (e.g., MCP1727) with PSRR better than 60 dB at 1 MHz.
In the 28-SSOP package, the PIC24EP128GP202T-E/SS dissipates a worst-case 200-300 mW under full peripheral load. The SSOP-28 theta_JA is approximately 80 C/W, so at +125C ambient the junction approaches +150C, exceeding the +150C absolute max with insufficient margin. For -E grade applications at high ambient, derate peripheral clock frequencies, gate unused I/O pins to reduce switching currents, and add a copper thermal pad under the SSOP exposed pad region (if present per package). For continuous +125C ambient, consider the 28-QFN package variant with ~30 C/W theta_JA instead.
Route the ICSP/ICD signals PGECx/PGEDx to a dedicated 6-pin programming header with no series resistors or ESD diodes that exceed 200 pF total capacitance. Place a 4.7 kohm pull-up on MCLR and a 100 nF cap on MCLR to ground for clean device resets. Keep the 28-SSOP at least 5 mm from board edges and route the analog inputs (AN0-AN9) on the opposite PCB layer from any high-current switching traces (>100 mA/cm) to minimize coupled noise. Reference the PIC24E Family Reference Manual (DS70621) section on PCB layout for noise-sensitive analog applications.
Common pitfalls when designing with PIC24EP128GP202T-E/SS: (1) Forgetting to configure the JTAG pins (TMS/TCK/TDI/TDO) as GPIO by clearing the JTAGEN bit in the config word - otherwise RB8-RB11 remain locked as JTAG and digital I/O fails. (2) Using an incorrect config word ordering - Microchip's XC16 compiler requires explicit #pragma config statements; missing configurations default to safe-but-over-conservative values. (3) Driving the CTMU current source without first calibrating the bandgap reference - touch sensing accuracy degrades 30-50%. (4) Attempting to use the ADC in sleep mode without enabling the dedicated RC ADC oscillator - ADC conversion stops mid-cycle.
合规信息
AEC-Q100 Grade 1 qualified. RoHS and REACH compliant per Microchip product environmental declarations. Lead-free matte-tin finish suitable for 245 C peak reflow per JEDEC J-STD-020. Conflict minerals compliance verified through Microchip's CMRT filings.
