PIC24EP32MC203T-E/TL - 16-bit 60 MIPS 32KB Flash MCU | Microchip
料号： PIC24EP32MC203T-E/TL ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $4.2 | $4.20 |
| 10 | $3.78 | $37.80 |
| 100 | $3.36 | $336.00 |
| 500 | $3.02 | $1,510.00 |
| 1,000 | $2.69 | $2,690.00 |
PIC24EP32MC203T-E/TL 概述
A 16-bit microcontroller (MCU) is an integrated circuit containing a CPU core, program memory, data memory, and a configurable set of peripherals on a single die. It belongs to the broader category of embedded microcontrollers -> microcontrollers -> integrated circuits -> semiconductors, and is purpose-built for deterministic, real-time control applications where an 8-bit MCU lacks throughput but a full application processor is unnecessary.
Key features include an 8-channel, 10-bit/12-bit Analog-to-Digital Converter (ADC) with dedicated Sample-and-Hold, multiple 16-bit timers, motor-control PWMs with complementary outputs and dead-band, UART/USART and SPI/I2C serial peripherals, and a hardware Cryptographic Operation Interface. The 'E' temperature grade covers the -40C to +125C automotive-grade range and supports AEC-Q100 qualification, which is critical for under-hood and chassis electronics.
Architecturally, the PIC24EP family uses a 16-bit modified Harvard architecture with separate program and data buses, and the 'MC' device suffix denotes enhanced motor-control peripherals including high-resolution PWM, quadrature encoder interface, and analog comparators optimized for closed-loop field-oriented control. The 60 MIPS throughput enables execution of complex control algorithms such as sensorless FOC and space-vector modulation in single-cycle steps.
Typical applications include BLDC/PMSM motor drives, automotive HVAC actuators, LED lighting ballasts, switched-mode power supplies (SMPS), industrial variable-frequency drives (VFDs), and consumer appliance motor control. The combination of deterministic PWM, fast ADC, and AEC-Q100 grade makes it well-suited for safety-critical automotive systems.
When designing with this MCU, ensure the exposed pad is soldered to a sufficiently large copper pour to meet thermal dissipation requirements, and decouple VDD/VSS pairs with 100 nF ceramic capacitors placed within 5 mm of each pin pair. The on-chip regulator requires an external bulk capacitor.
This page synthesizes distributor pricing, verified drop-in alternatives from the PIC24EP family, and practical motor-control design notes not found in the manufacturer datasheet alone.
直接替换替代料： PIC24EP32MC203T-E/TL ——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： PIC24EP32MC203T-E/TL （相同外形与封装尺寸） ——差异在于 Package, ADC, Core, Operating Temperature, Core Architecture.
快速对比工具——选择替代料号进行并排对比：
PIC24EP32MC203-E/TL
✅ 直接替换✓ 有现货
$3.15 / 个
查看数据手册 →PIC24EP32MC203T-I/TL
✅ 直接替换✓ 有现货
$2.65 / 个
查看数据手册 →PIC24EP32GP203T-E/TL
✅ 直接替换📋 参考替代料（不在目录中）
PIC24EP32MC203T-E/M5
✅ 直接替换📋 参考替代料（不在目录中）
DSPIC33EP32MC203T-E/TL
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$2.08 / 个
查看数据手册 →PIC24EP32MC202T-E/SS
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$3.78 / 个
查看数据手册 →PIC24EP32MC203T-E/TL 最大额定值与电气特性
| Core Architecture | PIC 16-bit modified Harvard |
| Series | PIC24EP |
| Core Sub-Family | PIC24EP32MC203 (Motor Control) |
| CPU Speed (Max) | 70 MHz |
| Instruction Throughput | 60 MIPS |
| Program Memory | 32 KB Flash (10.7K x 24) |
| Data Memory (RAM) | 2 KB |
| ADC | 8-channel 10/12-bit |
| 电源电压 | 3.3 V (typical) |
| 工作温度范围 | -40C to +125C (E grade) |
| 封装 | 36-VTLA (5x5 mm) with Exposed Pad |
| 安装类型 | Surface Mount |
| 引脚数量 | 36 |
| AEC-Q100 Qualified | Yes (automotive grade) |
| Reel Packaging | Yes (T = Tape and Reel) |
| RoHS 状态 | Compliant |
PIC24EP32MC203T-E/TL 引脚配置
| 引脚 1 | RP21/RB5 — Remappable I/O / Port B bit 5 |
| 引脚 2 | RP22/RB6 — Remappable I/O / Port B bit 6 |
| 引脚 3 | RP23/RB7 — Remappable I/O / Port B bit 7 |
| 引脚 4 | RP24/RB8 — Remappable I/O / Port B bit 8 |
| 引脚 5 | RP25/RB9 — Remappable I/O / Port B bit 9 |
| 引脚 6 | VSS — Ground reference |
| 引脚 7 | VDD — 3.3 V supply voltage |
| 引脚 8 | VCAP — On-chip regulator output - connect 4.7 uF to VSS |
| 引脚 9 | OSC1/CLKI — Crystal input / external clock |
| 引脚 10 | OSC2/CLKO — Crystal output |
| 引脚 11 | RP26/RB10 — Remappable I/O / Port B bit 10 |
| 引脚 12 | RP27/RB11 — Remappable I/O / Port B bit 11 |
| 引脚 13 | RP28/RB12 — Remappable I/O / Port B bit 12 |
| 引脚 14 | RP29/RB13 — Remappable I/O / Port B bit 13 |
| 引脚 15 | RP30/RB14 — Remappable I/O / Port B bit 14 |
| 引脚 16 | RP31/RB15 — Remappable I/O / Port B bit 15 |
| 引脚 17 | AVSS — Analog ground |
| 引脚 18 | AVDD — Analog 3.3 V supply |
| 引脚 19 | AN0/CVD1 — ADC input 0 / capacitive voltage divider |
| 引脚 20 | AN1/CVD2 — ADC input 1 / capacitive voltage divider |
| 引脚 21 | AN2 — ADC input 2 |
| 引脚 22 | AN3 — ADC input 3 |
| 引脚 23 | AN4 — ADC input 4 |
| 引脚 24 | AN5 — ADC input 5 |
| 引脚 25 | AN6 — ADC input 6 |
| 引脚 26 | AN7 — ADC input 7 |
| 引脚 27 | VREF+ — ADC voltage reference positive |
| 引脚 28 | VREF- — ADC voltage reference negative |
| 引脚 29 | PWM1H — Motor PWM output 1 high-side |
| 引脚 30 | PWM1L — Motor PWM output 1 low-side |
| 引脚 31 | PWM2H — Motor PWM output 2 high-side |
| 引脚 32 | PWM2L — Motor PWM output 2 low-side |
| 引脚 33 | PWM3H — Motor PWM output 3 high-side |
| 引脚 34 | PWM3L — Motor PWM output 3 low-side |
| 引脚 35 | FLTA — PWM fault input A |
| 引脚 36 | EP — Exposed thermal pad - solder to VSS plane |
典型应用
PIC24EP32MC203T-E/TL 适用于 6 应用s: BLDC / PMSM Motor Control (FOC), Automotive HVAC Actuators, Switched-Mode Power Supplies (SMPS), LED Lighting Ballasts and Drivers, Industrial Variable-Frequency Drives (VFDs), Consumer Appliance Motor Control.
BLDC / PMSM Motor Control (FOC)
The PIC24EP32MC203T-E/TL's 60 MIPS throughput and dedicated motor-control peripherals make it ideal for field-oriented control of permanent-magnet synchronous motors. Its 70 MHz core executes Clarke, Park, and inverse Park transforms in single-cycle steps, while the on-chip 8-channel 12-bit ADC samples phase currents within 1 us, supporting 20 kHz PWM switching with sub-microsecond loop time. AEC-Q100 Grade 1 qualification allows deployment in under-hood automotive HVAC blowers and water pumps. The 32 KB Flash accommodates sensorless FOC state-machine code plus startup parameter tables; pairing with a 3-phase gate driver such as the Microchip MCP8024 completes a compact, qualified motor-drive subsystem.
推荐
Automotive HVAC Actuators
The PIC24EP32MC203T-E/TL's AEC-Q100 Grade 1 qualification at -40C to +125C suits it for automotive HVAC door actuators and blower-motor controllers. Its 16-bit architecture delivers smoother torque ripple reduction than 8-bit MCUs at the same PWM frequency, while the motor-control PWM with dead-band generation handles H-bridge commutation without external logic. The exposed-pad VTLA package enables thermal dissipation up to 1 W continuous, sufficient for ambient automotive cabin compartments. Integration with LIN or CAN transceivers such as the ATA6501 allows direct connection to the vehicle bus for command-and-status telemetry.
推荐
Switched-Mode Power Supplies (SMPS)
The PIC24EP32MC203T-E/TL supports digital control of SMPS topologies including PFC + LLC and interleaved boost converters used in industrial and automotive power conversion. Its 12-bit ADC with 1 Msps throughput enables voltage-mode and average-current-mode control loops at 100 kHz switching with 25 kHz bandwidth. The 16-bit PWM module with 7.5 ns resolution generates the high-resolution edge placement required for digital PFC control. The on-chip op-amp and comparator modules interface directly to current-sense transformers, while the 32 KB Flash holds lookup tables for soft-start, slope compensation, and protection thresholds.
推荐
LED Lighting Ballasts and Drivers
The PIC24EP32MC203T-E/TL drives high-brightness LED arrays with constant-current control using its high-resolution PWM and fast ADC channels. Color-mixing applications benefit from the multiple independent PWM channels and DMA-driven timing, which maintain phase coherence between RGB channels without CPU intervention. The AEC-Q100 grade allows deployment in automotive exterior lighting - headlights, DRLs, and turn signals - where -40C cold-start and +125C under-hood thermal stress are mandatory. The exposed-pad VTLA 5x5 mm package dissipates up to 1 W, sufficient for a fully dimmable 50 W LED ballast with on-board power-factor correction.
推荐
Industrial Variable-Frequency Drives (VFDs)
The PIC24EP32MC203T-E/TL is well-suited to low-power industrial VFDs for fans, pumps, and conveyors up to 1 kW. Its 60 MIPS core runs sensorless V/Hz and basic sensorless FOC algorithms, while the motor-control peripherals handle 6-PWM outputs with hardware dead-band insertion up to 1 us. The integrated quadrature encoder interface supports closed-loop V/Hz drives with speed feedback. Industrial-grade I/O tolerates 5V signals directly, simplifying interface to industrial sensors and 24 V PLC systems via external optocouplers. The AEC-Q100 grade, while automotive-oriented, exceeds industrial reliability requirements and qualifies for factory-floor deployment.
推荐
Consumer Appliance Motor Control
The PIC24EP32MC203T-E/TL drives BLDC compressors in refrigerators, direct-drive washing-machine motors, and dishwasher pumps. Its 60 MIPS throughput executes sensorless FOC algorithms with sinusoidal modulation to reduce acoustic noise below 35 dBA - a key requirement for white goods. The motor-control PWM with hardware fault input allows direct connection to overcurrent comparators, triggering protected shutdown within 1 us. The compact 36-VTLA 5x5 mm package fits inside appliance inverter boards, and the on-chip 3.3 V regulator simplifies power-tree design. AEC-Q100 Grade 1 qualification exceeds consumer appliance reliability requirements for 10-year service life.
推荐
推荐产品汇总
工程参考数据： PIC24EP32MC203T-E/TL ——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 | PIC24EP32MC203-E/TL | PIC24EP32MC203T-I/TL | PIC24EP32GP203T-E/TL | dsPIC33EP32MC203T-E/TL |
|---|---|---|---|---|---|
| Package | 36-VTLA (5x5) | 36-VTLA (5x5) - same | 36-VTLA (5x5) - same | 36-VTLA (5x5) - same | 36-VTLA (5x5) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 32 KB | 32 KB | 32 KB | 32 KB | 32 KB |
| RAM | 2 KB | 2 KB | 2 KB | 2 KB | 2 KB |
| Core Speed | 70 MHz / 60 MIPS | 70 MHz / 60 MIPS | 70 MHz / 60 MIPS | 70 MHz / 60 MIPS | 70 MHz / 60 MIPS + DSP MAC |
| Operating Temperature | -40C to +125C (E grade) | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +125C (E grade) | -40C to +125C (E grade) |
| AEC-Q100 Grade | Grade 1 qualified | Grade 1 qualified | Not AEC-Q100 (industrial) | Grade 1 qualified | Grade 1 qualified |
| Motor Control PWM | 6-output MC PWM with dead-band | 6-output MC PWM with dead-band | 6-output MC PWM with dead-band | Standard PWM (no MC peripheral) | 6-output MC PWM with dead-band + DSP |
| DSP Engine | No (PIC24 base) | No (PIC24 base) | No (PIC24 base) | No (PIC24 base) | Yes (single-cycle MAC) |
关键差异点
- AEC-Q100 Grade 1 qualification at full -40C to +125C automotive temperature range （对比 PIC24EP32MC203T-I/TL)
- Dedicated motor-control PWM with hardware dead-band and fault input （对比 PIC24EP32GP203T-E/TL)
- PIC24 base without DSP engine - lower cost and simpler programming model （对比 dsPIC33EP32MC203T-E/TL)
- 5x5 mm 36-VTLA with exposed pad - smallest footprint in PIC24EP MC family （对比 PIC24EP32MC203-I/SP (28-SPDIP))
设计说明
The 36-VTLA package has an exposed thermal pad (EP, pin 36) that must be soldered to a VSS copper pour of at least 25 mm^2 on the top layer and stitched to the inner ground plane with at least 9 thermal vias (0.3 mm drill). Without proper EP soldering, theta_JA rises from ~28 C/W to >60 C/W, causing premature thermal shutdown at 1 W dissipation. For automotive under-hood operation at +125C ambient, maintain EP copper area at the maximum practical size (50 mm^2 or larger).
Place 100 nF X7R ceramic decoupling capacitors within 5 mm of each VDD/VSS pin pair (pins 6-7 area). Add a 4.7 uF X5R bulk capacitor on the VCAP pin (pin 8) to stabilize the on-chip 1.8V regulator. The analog supply AVDD/AVSS (pins 17-18) requires its own ferrite-bead-isolated supply rail and a dedicated 100 nF + 10 uF decoupling pair to prevent ADC reference noise from coupling into motor-current measurements.
Motor-control PWM traces (PWM1H/L through PWM3H/L, pins 29-34) should be routed as differential pairs with matched length to minimize skew between high-side and low-side gate-drive signals. Keep gate-drive traces shorter than 50 mm and isolated from sensitive analog feedback traces by at least 3 mm. The FLTA fault input (pin 35) must be pulled high to VDD via a 10 kohm resistor; do not leave it floating during development or the PWM outputs may be disabled at startup.
Do not apply external voltages >3.6 V to any digital I/O pin unless explicitly marked 5V-tolerant in the datasheet (only specific pins on RB8-RB15 are 5V-tolerant). Exceeding this limit on non-tolerant pins will cause latch-up. The on-chip regulator requires the VCAP capacitor to be in place before any code execution; do not attempt to debug with VCAP removed. Always configure unused pins as digital outputs driving low to minimize supply current consumption.
合规信息
RoHS and REACH compliant per Microchip product page; AEC-Q100 Grade 1 qualified for automotive. Lead-free (Pb-free) reflow profile per J-STD-020. Halogen-free per IEC 61249-2-21.