PIC32CM1216MC00032T-E/RTB - 48MHz Cortex-M0+ MCU 128KB | Microchip
MPN： PIC32CM1216MC00032T-E/RTB ✓ 啟用中PIC32CM1216MC00032T-E/RTB 概覽
A microcontroller (MCU) is an integrated circuit that combines a CPU core, program memory (Flash), working memory (SRAM), and a rich set of programmable peripherals on a single silicon die. The PIC32CM MC family in particular is positioned by Microchip as a 5V-tolerant Cortex-M0+ family for noisy environments, sitting in the broader taxonomy: microcontroller -> embedded processor -> semiconductor. This hierarchy is important because MCUs are the smallest programmable building block above fixed-function logic and below application processors (MPUs).
Key features include 128KB Flash organized as 128K x 8, 16KB SRAM, and motor-control peripherals (PWM, ADC, quadrature decoder) integrated on-chip. The Cortex-M0+ core implements the ARMv6-M architecture with single-cycle I/O access, hardware multiply, and the Serial Wire Debug (SWD) interface. Communications peripherals include SERCOM modules that can be configured as UART, SPI, or I2C, plus LIN support for automotive sub-bus networks. The device also supports up to 125 degrees C operating temperature in the 'E' temperature grade (extended).
Typical applications include BLDC/PMSM motor control for small fans, pumps, and appliances, LIN-connected body electronics, industrial sensor nodes with UART/SPI peripherals, LED lighting controllers, and low-cost consumer devices that require 5V I/O tolerance. The combination of 5V I/O tolerance and motor-control timers reduces external level-shifters and gate-driver complexity.
When designing with this device, ensure the SWD pins are accessible for in-circuit programming and that the motor-control timer outputs are routed to pins that support PWM. The internal 48MHz oscillator is factory-trimmed and is sufficient for many applications, but motor-control loops may benefit from a higher-accuracy external crystal.
直接替換替代品，適用於 PIC32CM1216MC00032T-E/RTB — 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： PIC32CM1216MC00032T-E/RTB （相同外形與佔位） — 差異在於 Package, Communication Peripherals, Operating Temperature, ADC, Operating Temperature Range.
PIC32CM1216MC00032T-I/RTB
✅ 直接替換聯絡詢價
查看資料表 →PIC32CM1216MC00032-E/RTB
✅ 直接替換聯絡詢價
查看資料表 →PIC32CM1216MC00032T-E/M7
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
PIC32CM1216MC00048T-E/RTB
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
ATSAM D20E18A-MUT
✅ 直接替換📋 參考替代品（不在目錄中）
PIC32CM1216MC00032T-E/RTB 最大額定值與電氣特性
| Core | ARM Cortex-M0+ (32-bit, single-core) |
| Architecture | ARMv6-M |
| CPU Clock (max) | 48 MHz |
| Program Memory (Flash) | 128 KB (128K x 8) |
| SRAM | 16 KB |
| Supply Voltage (VDD) | 2.7 V to 5.5 V |
| 工作溫度 | -40C to +125C (E grade, extended) |
| 封裝 | 32-VQFN (5x5 mm) with exposed pad |
| Pin/Package Code | RTB |
| 安裝類型 | Surface Mount |
| Communication Peripherals | SERCOM (UART/SPI/I2C), LIN |
| Motor-Control Peripherals | PWM, ADC, quadrature decoder (per family datasheet) |
| Debug Interface | Serial Wire Debug (SWD) |
| MSL 等級 | MSL3 (per JEDEC J-STD-020) |
| RoHS 狀態 | Compliant |
| Lead-Free | Yes |
PIC32CM1216MC00032T-E/RTB 腳位配置
| 腳位 1 | PA00 — GPIO / peripheral function (SERCOM, etc.) |
| 腳位 2 | PA01 — GPIO / peripheral function |
| 腳位 3 | PA02 — GPIO / peripheral function / ADC |
| 腳位 4 | PA03 — GPIO / peripheral function / ADC |
| 腳位 5 | GND — Ground |
| 腳位 6 | VDD — Supply voltage (2.7V to 5.5V) |
| 腳位 7 | PA04 — GPIO / peripheral function |
| 腳位 8 | PA05 — GPIO / peripheral function |
| 腳位 9 | PA06 — GPIO / peripheral function |
| 腳位 10 | PA07 — GPIO / peripheral function |
| 腳位 11 | PA08 — GPIO / peripheral function |
| 腳位 12 | PA09 — GPIO / peripheral function |
| 腳位 13 | PA10 — GPIO / peripheral function |
| 腳位 14 | PA11 — GPIO / peripheral function |
| 腳位 15 | PA14 — GPIO / peripheral function |
| 腳位 16 | PA15 — GPIO / peripheral function |
| 腳位 17 | PA16 — GPIO / peripheral function |
| 腳位 18 | PA17 — GPIO / peripheral function |
| 腳位 19 | PA18 — GPIO / peripheral function |
| 腳位 20 | PA19 — GPIO / peripheral function |
| 腳位 21 | PA22 — GPIO / peripheral function |
| 腳位 22 | PA23 — GPIO / peripheral function |
| 腳位 23 | PA24 — GPIO / peripheral function |
| 腳位 24 | PA25 — GPIO / peripheral function |
| 腳位 25 | PB02 — GPIO / peripheral function |
| 腳位 26 | PB03 — GPIO / peripheral function |
| 腳位 27 | PB08 — GPIO / peripheral function |
| 腳位 28 | PB09 — GPIO / peripheral function |
| 腳位 29 | PB10 — GPIO / peripheral function |
| 腳位 30 | PB11 — GPIO / peripheral function |
| 腳位 31 | RESET — Reset input (active-low) |
| 腳位 32 | SWDIO — Serial Wire Debug data |
| 腳位 33 | EP — Exposed thermal pad (must be soldered to GND plane) |
典型應用
PIC32CM1216MC00032T-E/RTB 適用於 6 應用s: BLDC/PMSM Motor Control, LIN Automotive Body Electronics, Industrial Sensor Nodes, LED Lighting Controllers, Consumer Appliance HMI, Battery-Operated IoT Edge Devices.
BLDC/PMSM Motor Control
The PIC32CM1216MC00032T-E/RTB drives small BLDC and PMSM motors in appliances, fans, and pumps. Its 48MHz Cortex-M0+ core executes FOC or trapezoidal commutation loops with sufficient headroom, while the integrated PWM timers, synchronized ADC, and quadrature decoder interface remove the need for an external gate-driver companion. The 2.7V to 5.5V supply tolerates 5V motor bus transients without level shifting, and the extended -40C to +125C temperature grade supports under-hood and outdoor enclosures. Typical current loop update rates of 10 to 20 kHz leave most of the CPU idle for housekeeping.
推薦
LIN Automotive Body Electronics
The PIC32CM1216MC00032T-E/RTB serves as a LIN slave in body-electronics modules such as door locks, mirror adjusters, seat controllers, and ambient lighting. Its hardware LIN peripheral handles bus framing and timing without CPU loading, while SERCOM blocks provide UART/SPI for companion sensor ICs. The 5V-tolerant I/O is matched to 12V automotive battery rails after a simple LDO, and the extended -40C to +125C operating range meets AEC-Q100-style thermal environments. With 128KB Flash the device easily accommodates LIN stacks, J1939-style diagnostics, and application logic in a single chip.
推薦
Industrial Sensor Nodes
The PIC32CM1216MC00032T-E/RTB is well suited to industrial 4-20mA loop-powered sensor nodes, vibration sensors, and IO-Link-style endpoints. Its Cortex-M0+ core plus 16KB SRAM runs protocol stacks while leaving room for calibration and DSP-like filtering in firmware. The 2.7V to 5.5V supply aligns with 24V industrial rails after a buck or LDO, and the extended temperature grade survives cabinet and factory-floor conditions. SERCOM blocks handle SPI sensor ICs, UART-to-host bridges, and I2C EEPROM backup; the 128KB Flash fits bootloader, application, and OTA staging image.
推薦
LED Lighting Controllers
The PIC32CM1216MC00032T-E/RTB acts as a smart LED controller in connected luminaires, supporting DMX, DALI, or 0-10V dimming protocols while driving MOSFETs or constant-current LED drivers. Its PWM outputs and 16-bit timers allow smooth dimming curves and color-mixing for RGBW fixtures, and its Cortex-M0+ core handles network stack plus light-engine algorithms. The 5V I/O tolerance simplifies direct interface to legacy dimmers, and the wide temperature range accommodates sealed IP-rated fixtures in outdoor or industrial installations. The 32-VQFN footprint fits inside compact driver housings.
推薦
Consumer Appliance HMI
The PIC32CM1216MC00032T-E/RTB powers human-machine interfaces in white goods such as washing machines, ovens, and dishwashers. The MCU drives segment-LCD or TFT displays via SPI, scans capacitive touch keys, and reads temperature/level sensors while managing user-interface state machines. The 5V I/O tolerance interfaces directly to legacy triac-based heater drivers and 5V sensors, eliminating level shifters. With 128KB Flash and 16KB SRAM, the device fits full color UI graphics, audio feedback, and connectivity stacks such as BLE-via-SPI companion modules.
推薦
Battery-Operated IoT Edge Devices
The PIC32CM1216MC00032T-E/RTB anchors battery-powered IoT edge nodes in smart-home, asset-tracking, and agricultural-monitoring deployments. The Cortex-M0+ core combined with Microchip sleep modes extends battery life, and the wide 2.7V to 5.5V supply accepts single-cell Li-Ion (3.7V nominal) or 2x AA alkaline (3V nominal) chemistries directly. SERCOM peripherals talk to SPI sensors, I2C EEPROM, and UART-hosted cellular or LoRa modules, while the 128KB Flash comfortably fits TLS-lite stacks and OTA firmware. The exposed-pad 32-VQFN simplifies thermal layout in sealed enclosures.
推薦
推薦產品摘要
工程參考資料，適用於 PIC32CM1216MC00032T-E/RTB — 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 | PIC32CM1216MC00032T-I/RTB | PIC32CM1216MC00032-E/RTB | PIC32CM1216MC00032T-E/M7 | PIC32CM1216MC00048T-E/RTB | ATSAM D20E18A-MUT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology (Atmel legacy) |
| Package | 32-VQFN 5x5 mm (RTB) | 32-VQFN 5x5 mm (RTB) - same | 32-VQFN 5x5 mm (RTB) - same | 32-VQFN 5x5 mm - same | 32-VQFN 5x5 mm (RTB) - same | 32-VQFN 5x5 mm - same footprint |
| Core / Architecture | Cortex-M0+ / ARMv6-M | Cortex-M0+ / ARMv6-M | Cortex-M0+ / ARMv6-M | Cortex-M0+ / ARMv6-M | Cortex-M0+ / ARMv6-M | Cortex-M0+ / ARMv6-M |
| CPU Clock (max) | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 48 MHz |
| Flash | 128 KB | 128 KB | 128 KB | 128 KB | 256 KB | 256 KB |
| SRAM | 16 KB | 16 KB | 16 KB | 16 KB | 32 KB | 32 KB |
| Supply Voltage | 2.7V to 5.5V | 2.7V to 5.5V | 2.7V to 5.5V | 2.7V to 5.5V | 2.7V to 5.5V | 1.62V to 3.6V |
| Operating Temperature | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +125C (E grade) | -40C to +125C (E grade) | -40C to +125C (E grade) | -40C to +125C |
| Automotive / 5V I/O | Yes, 5V I/O tolerant | Yes, 5V I/O tolerant | Yes, 5V I/O tolerant | Yes, 5V I/O tolerant | Yes, 5V I/O tolerant | No, 3.3V only |
| Approx Unit Price (qty 1) | USD 3.42 | USD 3.32 | USD 3.40 | USD 3.42 | USD 4.10 | USD 4.85 |
主要差異化特點
- True 5V I/O tolerance on a Cortex-M0+ core (對比ATSAM D20E18A-MUT)
- Drop-in silicon compatibility across temperature grades (對比PIC32CM1216MC00032T-I/RTB)
- Integrated motor-control peripherals (對比Generic Cortex-M0+ MCUs without motor timers)
設計說明
The 32-VQFN (5x5 mm) package exposes its central thermal pad, which MUST be soldered to a ground plane for both thermal dissipation and a low-impedance return path. Per the Microchip PIC32CM MC family datasheet, missing the exposed-pad solder connection can raise junction temperature by 20 to 40 C in motor-control applications. Stencil aperture should be split into a 3x3 grid of openings (~0.5 mm each) for reliable paste release and to avoid voids under the pad.
Place a 100 nF ceramic decoupling capacitor within 2 mm of each VDD pin and a single 4.7 uF to 10 uF bulk capacitor on the main VDD rail. According to Microchip PIC32CM MC family layout guidelines, the wide 2.7V to 5.5V supply tolerates either 3.3V LDOs or direct 5V rails, but the bulk capacitor must be sized to handle peak transient loads from internal PLL and ADC references during startup.
Do not assume the SERCOM peripheral pad mapping is fixed - SERCOM functions are remappable via the PORT multiplexer and must be configured in the MUX register before use. Per the PIC32CM MC family datasheet, attempting to drive a peripheral function on a pin without enabling its MUX bit results in silent GPIO-only operation. Always cross-reference the pinout table with the SERCOM channel number before finalizing PCB layout.
Route SWDIO and SWCLK as a short differential pair (matched length within 5 mm) and avoid crossing them with high-current PWM traces or motor-phase signals. According to Microchip PIC32CM MC family programming guidelines, SWD signal integrity directly impacts in-circuit programming reliability; in motor-control designs, place the SWD header away from switching nodes to prevent debug-session lockups.
Estimated: at 48MHz CPU clock, 3.3V supply, and typical 12 mA active current, the device dissipates about 40 mW; at 5V supply this rises to about 60 mW. Thermal rise is negligible in typical ambient conditions, but in sealed IP-rated luminaires or motor housings verify with a thermocouple that the package top stays below 100 C at maximum ambient to preserve the 125 C Tj limit.
合規資訊
RoHS and lead-free per Microchip product page. Not formally AEC-Q100 qualified per the family datasheet, although the E temperature grade supports AEC-Q100-style thermal environments. Halogen-free status not explicitly listed in the verified data - set to 'unknown'.
