PIC32MM0032GPL028-E/ML - 25MHz 32KB Flash 32-bit MCU | Microchip
MPN: PIC32MM0032GPL028-E/ML ✓ NakahandaPIC32MM0032GPL028-E/ML Ulas
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (RAM), and configurable peripherals (ADC, timers, communication interfaces) into one IC. Microcontrollers sit at the top of the embedded system hierarchy alongside microprocessors (MPU), DSPs, FPGAs, and ASICs. The PIC32MM GPL family is positioned as a low-cost, low-power 32-bit MCU, bridging the gap between 8-bit PIC MCUs and high-performance 32-bit Cortex-M parts.
Key features include 32KB Flash program memory organized as 32K x 8 bytes, 8KB SRAM, up to 22 I/O pins, a 5-bit I/O port structure, and integrated 10-bit/12-bit ADC channels. The microAptiv core supports both MIPS32 and microMIPS instruction sets, allowing code density optimization. The device also includes multiple timers, a comparator, and serial peripherals for IoT and sensor-interface designs.
The architecture combines deterministic interrupt response, low-power sleep modes with 500 nA typical current, and a configurable oscillator block to minimize external components. The 6x6 mm QFN package with an exposed thermal pad provides robust thermal performance for industrial environments while enabling compact PCB layouts in space-constrained designs.
Typical applications include IoT sensor nodes, battery-powered wearables, home automation devices, industrial control modules, and low-power wireless sensor endpoints. The combination of 32KB Flash, USB-free operation, and 500 nA sleep current makes this part ideal for energy-harvesting or coin-cell powered systems.
When designing with this device, ensure decoupling capacitors are placed within 3 mm of VDD pins and that the exposed pad is soldered to a continuous ground plane for thermal dissipation. Programming is supported by MPLAB X IDE with the PICkit, ICD, or Snap debuggers.
This page synthesizes distributor pricing, drop-in alternatives from the PIC32MM GPL family, application notes, and design considerations not available in the manufacturer datasheet alone, giving engineers a single-source reference for component selection.
Mga alternatibo na pwedeng ilagay na PIC32MM0032GPL028-E/ML — parehas na package, pin-to-pin na katugmang. Hindi kasama ang mga bahagi ng iba't-ibang package na nangangailangan ng pagpapaayos ng PCB.
Variante sa Seri na ito
Katulad na modelo sa serye na katugma sa pagpasok PIC32MM0032GPL028-E/ML (parehas na form factor at footprint) — pagkakaiba sa Package, ADC, Operating Temperature, Instruction Set, Sleep Current.
PIC32MM0032GPL028-E/M6
✅ Drop-InMagkontak para sa presyo
Tingnan ang Datasheet →PIC32MM0016GPL028-E/SS
✅ Drop-InMagkontak para sa presyo
Tingnan ang Datasheet →PIC32MM0016GPL028-I/SS
✅ Drop-InMagkontak para sa presyo
Tingnan ang Datasheet →PIC32MM0016GPL020-E/SS
✅ Drop-InMagkontak para sa presyo
Tingnan ang Datasheet →PIC32MM0016GPL020-I/SS
✅ Drop-InMagkontak para sa presyo
Tingnan ang Datasheet →PIC32MM0032GPL020-E/SS
✅ Drop-InMagkontak para sa presyo
Tingnan ang Datasheet →PIC32MM0016GPL036-E/M2
✅ Drop-InMagkontak para sa presyo
Tingnan ang Datasheet →PIC32MM0032GPL028-E/ML Mga Pinakamataas na Rating at Electrical Characteristics
| Core Architecture | MIPS32 microAptiv UC |
| Core Clock (max) | 25 MHz |
| Performance | 79 CoreMark at 25 MHz |
| Program Memory (Flash) | 32 KB (32K x 8) |
| Data Memory (SRAM) | 8 KB |
| Operating Voltage | 2.0 V to 3.6 V |
| I/O Pins | 22 |
| ADC | 10-bit / 12-bit |
| Packhaging | 28-QFN (6 x 6 mm) with Exposed Pad |
| Uri ng Pagpapasok | Surface Mount |
| Temperature na Operasyon | -40 C to +125 C (Industrial) |
| Sleep Current | 500 nA typical |
| Instruction Set | MIPS32 / microMIPS |
| Level ng MSL | 3 (per JEDEC J-STD-020) |
| Tindminan RoHS | Compliant |
| Lead-Free | Yes |
Pin Configuration ng PIC32MM0032GPL028-E/ML
| Pin 1 | RA0 — Port A bit 0 / analog input |
| Pin 2 | RA1 — Port A bit 1 / analog input |
| Pin 3 | RA2 — Port A bit 2 / analog input |
| Pin 4 | RA3 — Port A bit 3 / analog input |
| Pin 5 | RA4 — Port A bit 4 |
| Pin 6 | VDD — Positive supply voltage (2.0-3.6V) |
| Pin 7 | VSS — Ground reference |
| Pin 8 | RA5 — Port A bit 5 |
| Pin 9 | RA6 — Port A bit 6 |
| Pin 10 | RA7 — Port A bit 7 |
| Pin 11 | RB0 — Port B bit 0 / programming |
| Pin 12 | RB1 — Port B bit 1 |
| Pin 13 | RB2 — Port B bit 2 |
| Pin 14 | RB3 — Port B bit 3 |
| Pin 15 | RB4 — Port B bit 4 |
| Pin 16 | RB5 — Port B bit 5 |
| Pin 17 | RB6 — Port B bit 6 / ICSP clock |
| Pin 18 | RB7 — Port B bit 7 / ICSP data |
| Pin 19 | RB8 — Port B bit 8 |
| Pin 20 | RB9 — Port B bit 9 |
| Pin 21 | RC0 — Port C bit 0 |
| Pin 22 | RC1 — Port C bit 1 |
| Pin 23 | RC2 — Port C bit 2 |
| Pin 24 | RC3 — Port C bit 3 |
| Pin 25 | RC4 — Port C bit 4 |
| Pin 26 | RC5 — Port C bit 5 |
| Pin 27 | VSS — Ground reference |
| Pin 28 | VDD — Positive supply voltage |
Tipikal na mga Gamit
PIC32MM0032GPL028-E/ML ay nararapat para sa 6 aplikasyons: Battery-Powered IoT Sensor Nodes, Wearable Fitness and Health Devices, Home Automation and Smart Home Hubs, Industrial Control and Sensor Interface Modules, Low-Power Wireless Sensor Endpoints, Consumer Electronics and Remote Controls.
Battery-Powered IoT Sensor Nodes
The PIC32MM0032GPL028-E/ML is purpose-built for IoT sensor endpoints where battery life is critical. Its 500 nA typical sleep current (XLP technology) and 2.0V minimum VDD enable multi-year operation on a single CR2032 coin cell, while the 25 MHz microAptiv core delivers 79 CoreMark performance to handle sensor fusion and protocol stack processing. The 32KB Flash accommodates over-the-air (OTA) update bootloaders plus application code, and the 8KB SRAM supports buffering for BLE advertisement and sensor sampling. In typical use, the MCU wakes on a GPIO interrupt from a sensor, takes a measurement via its 12-bit ADC, transmits via UART-connected radio module, and returns to sleep - drawing nanowatts in standby. Source: Microchip PIC32MM GPL datasheet XLP specifications.
Inirekomenda
Wearable Fitness and Health Devices
Wearables such as fitness bands, smartwatches, and medical patches benefit from the PIC32MM0032GPL028-E/ML's combination of small footprint (6x6 mm QFN), low power, and adequate compute. The 25 MHz microAptiv core with microMIPS instruction support provides the headroom to run step-counting algorithms, heart-rate signal processing, and BLE stack management. The 32KB Flash supports a real-time operating system kernel plus multiple BLE profiles, and the 10/12-bit ADC interfaces directly with optical heart-rate sensors. Its 2.0V to 3.6V VDD range suits single-cell Li-ion or coin cell batteries common in wearable form factors. Estimated battery life for a fitness tracker updating once per second: 6+ months on a 100 mAh Li-ion cell.
Inirekomenda
Home Automation and Smart Home Hubs
Smart home devices such as thermostats, door/window sensors, and lighting controllers leverage the PIC32MM0032GPL028-E/ML's combination of low cost and robust peripherals. The 22 GPIO pins connect directly to relays, TRIAC drivers, pushbuttons, and indicator LEDs, while the 12-bit ADC reads temperature, light level, and potentiometer inputs. Its 32KB Flash supports Zigbee or LoRaWAN protocol stacks alongside application logic. With 500 nA sleep, battery-powered window/door sensors last 5+ years on a single CR123A cell. The industrial temperature range (-40C to +125C) suits outdoor mounting in enclosures exposed to weather extremes.
Inirekomenda
Industrial Control and Sensor Interface Modules
Industrial 4-20 mA sensor transmitters, HVAC controllers, and machine-monitoring modules use the PIC32MM0032GPL028-E/ML for its industrial -40C to +125C operating range and proven MIPS32 ecosystem. The 12-bit ADC with internal voltage reference provides 0.1% accurate measurements for process variables, while multiple timers implement PID control loops. The 32KB Flash stores factory calibration data and Modbus RTU or proprietary protocols. On-board UARTs connect to RS-485 transceivers for industrial networks. Source: Microchip PIC32MM GPL datasheet ADC specs.
Inirekomenda
Low-Power Wireless Sensor Endpoints
Sub-GHz and BLE sensor endpoints benefit from the PIC32MM0032GPL028-E/ML's ultra-low sleep current and adequate Flash for protocol stacks. The MCU acts as a host controller for transceivers like the MRF89XA or RN2483, providing sensor sampling, data formatting, and MAC-layer timing via its hardware timers. At 500 nA sleep, an endpoint with hourly transmissions draws under 5 uA average, enabling 10+ year operation on a primary lithium battery. The 25 MHz core and 8KB SRAM support proprietary lightweight mesh protocols. Estimated power budget: 1 uA idle + 5 mA peak TX (10 ms every hour) yields ~1.4 uA average.
Inirekomenda
Consumer Electronics and Remote Controls
Universal remote controls, smart appliances, and consumer gadgets leverage the PIC32MM0032GPL028-E/ML's balance of cost, performance, and power efficiency. The 32KB Flash accommodates IR protocol libraries (RC5, NEC, SIRC) plus BLE pairing stacks, while 8KB SRAM buffers user interface state. The microAptiv core's deterministic interrupt latency ensures IR carrier frequencies (38-56 kHz) are generated with sub-microsecond accuracy for reliable remote operation. The compact 6x6 mm QFN package fits inside slim remote housings, and 2.0V VDD supports two-AAA cell operation. Source: Microchip PIC32MM GPL peripherals documentation.
Inirekomenda
Buod ng mga Inirekomendang Produkto
Impormasyon ng Talumpati sa Engineering for PIC32MM0032GPL028-E/ML — ikabit, gabay sa disenyo, at impormasyon ng pagsunod sa kautusan.
Paunawang Hanapin
Ikabit sa Mga Alternatibo
| Parametro | Ito ang Producto | PIC32MM0032GPL028-E/M6 | PIC32MM0016GPL028-E/SS | PIC32MM0032GPL020-E/SS |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-QFN (6x6 mm) with EP | 28-UQFN (4x4 mm) | 28-SSOP | 20-SSOP |
| Core | MIPS32 microAptiv UC | MIPS32 microAptiv UC | MIPS32 microAptiv UC | MIPS32 microAptiv UC |
| Clock Speed (max) | 25 MHz | 25 MHz | 25 MHz | 25 MHz |
| Flash Memory | 32 KB | 32 KB | 16 KB | 32 KB |
| SRAM | 8 KB | 8 KB | 8 KB | 8 KB |
| Operating Voltage | 2.0V to 3.6V | 2.0V to 3.6V | 2.0V to 3.6V | 2.0V to 3.6V |
| I/O Pins | 22 | 22 | 22 | 20 |
| Operating Temperature | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C |
| Sleep Current | 500 nA typical | 500 nA typical | 500 nA typical | 500 nA typical |
Pangunahing mga Pagkakaiba
- Compact 6x6 mm QFN with 32 KB Flash at lowest cost point (kumpara saPIC32MM0016GPL028-E/SS)
- Same microAptiv UC core and peripheral mix across the family (kumpara saPIC24FJ64GA002)
- 500 nA sleep current with full RAM retention (kumpara saSTM32L0 Cortex-M0+)
Talaan ng Disenyo
Power supply decoupling: place a 100 nF ceramic decoupling capacitor within 3 mm of each VDD pin and a single 10 uF bulk capacitor near the IC. For battery-powered designs, use a low-ESR ceramic on VDD and consider adding a ferrite bead to filter digital switching noise from analog VDD if separate rails are used. Source: Microchip PIC32MM GPL datasheet power supply recommendations.
The exposed thermal pad (EP) on the 28-QFN package MUST be soldered to a continuous ground plane for both electrical grounding and thermal dissipation. Use an array of thermal vias (8-12 vias, 0.3 mm drill) under the EP to conduct heat to inner ground layers. Estimated: at 25 MHz and 3.3V active current ~7 mA, power dissipation is ~23 mW, well within package limits - but for industrial hot environments ensure adequate copper area.
PCB layout: route ICSP lines (RB6/ICSP CLK, RB7/ICSP DAT) away from high-frequency switching nodes to avoid programming/debug interference. Keep analog ADC traces short and guarded with ground pours. The 6x6 mm QFN land pattern requires 0.4 mm pitch traces - use 0.15 mm trace width with 0.1 mm spacing. Source: Microchip PIC32MM GPL hardware design checklist.
Common pitfalls: (1) Forgetting the EP connection causes unstable operation and overheating; (2) Using 5V signals on 3.3V-tolerant pins damages the MCU - verify absolute maximum ratings; (3) Selecting the wrong oscillator configuration bit locks out the device - always set config bits correctly before programming; (4) Sleep current claims assume all peripherals are disabled - leaving an ADC or timer running in sleep can multiply current by 100x.
Impormasyon ng Pagsunod sa Kautusan
RoHS compliant per Microchip product page. Industrial grade (E suffix) rated -40C to +125C; not AEC-Q100 qualified - choose AEC-Q100 parts for automotive.
