PIC32MX420F032H-40I/PT - 32-bit MCU 32KB Flash 8KB RAM 40MHz | Microchip
MPN: PIC32MX420F032H-40I/PT ✓ فعالPIC32MX420F032H-40I/PT جائزہ
A 32-bit microcontroller (MCU) is an integrated processor core, memory, and peripherals built on a single silicon die, designed to execute embedded control tasks. The PIC32MX family uses the MIPS32 M4K core architecture, a Harvard-style RISC design with separate instruction and data paths that enable single-cycle Flash accesses. Within the broader taxonomy, PIC32MX MCUs belong to the Microchip PIC® family, which scales from 8-bit PIC16/PIC18 devices to 16-bit dsPIC® DSCs and 32-bit PIC32 parts. This positions the PIC32MX420F as a mid-range general-purpose controller for cost-sensitive embedded designs.
The device integrates 32 KB Flash, 8 KB SRAM, USB-OTG full-speed PHY, a 10-bit 1 Msps ADC with up to 16 channels, five 16-bit timers, two UART, two SPI, two I2C, and a parallel master port (PMP). The M4K core provides single-cycle multiply, hardware divide, and a 5-stage pipeline that reaches 1.56 DMIPS/MHz. An 8-channel DMA controller offloads peripheral servicing from the core.
Typical use cases include USB peripherals (HID, CDC, mass storage, audio class), industrial HMI panels, low-cost graphics terminals via PMP, sensor hubs with USB bridging, and general-purpose embedded controllers. The 32 KB Flash / 8 KB RAM balance makes it well-suited for USB device stacks that need the extra code space.
When designing with this MCU, add a 32.768 kHz secondary crystal if USB suspend current compliance is required, and follow the trace-length rule and PCB layout guideline for the USB D+/D- differential pair as documented in the PIC32MX3XX/4XX family datasheet. This page synthesizes distributor pricing, pin-compatible PIC32 family alternatives, and application guidance not aggregated on distributor sites.
کے لیے ڈراپ اِن متبادل PIC32MX420F032H-40I/PT — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں PIC32MX420F032H-40I/PT (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, ADC, Core Architecture, USB, Operating Temperature.
PIC32MX420F032H-40V/PT
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC32MX420F032HT-40I/PT
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC32MX320F064H-40I/PT
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC32MX320F064HT-40I/PT
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC32MX320F032H-40I/PT
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC32MX270F256B-50I/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC32MX420F032H-40I/PT زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Core Architecture | MIPS32 M4K (Harvard) |
| Core Width | 32-bit |
| Maximum CPU Frequency | 40 MHz |
| Performance | 1.56 DMIPS/MHz |
| Program Flash | 32 KB (32K x 8) |
| SRAM | 8 KB |
| Operating Voltage | 2.3 V to 3.6 V |
| ADC | 10-bit, up to 16 channels |
| USB | USB-OTG, Full Speed |
| Timers | 5 x 16-bit |
| UART | 2 |
| SPI | 2 |
| I2C | 2 |
| Parallel Master Port (PMP) | Yes |
| DMA Channels | 8 |
| آپریٹنگ درجہ حرارت | -40C to +85C (Industrial) |
| پیکیج | 64-pin TQFP (PT), 10x10 mm |
| ماؤنٹنگ ٹائپ | Surface Mount |
| RoHS اسٹیٹس | Compliant |
PIC32MX420F032H-40I/PT پن کنفیگریشن
| پن 1 | RF5 — General purpose I/O |
| پن 2 | RF4 — General purpose I/O |
| پن 3 | RPB5 — Remappable peripheral I/O |
| پن 4 | VSS — Ground |
| پن 5 | RPB6 — Remappable peripheral I/O |
| پن 6 | RPB7 — Remappable peripheral I/O |
| پن 7 | RPB8 — Remappable peripheral I/O |
| پن 8 | RPB9 — Remappable peripheral I/O |
| پن 9 | RPB10 — Remappable peripheral I/O |
| پن 10 | RPB11 — Remappable peripheral I/O |
| پن 11 | VSS — Ground |
| پن 12 | VDD — Positive supply (2.3 V to 3.6 V) |
| پن 13 | RPB12 — Remappable peripheral I/O |
| پن 14 | RPB13 — Remappable peripheral I/O |
| پن 15 | RPB14 — Remappable peripheral I/O |
| پن 16 | RPB15 — Remappable peripheral I/O |
| پن 17 | VSS1 — Ground |
| پن 18 | VDD1 — Positive supply (2.3 V to 3.6 V) |
| پن 19 | PGEC1 — ICSP programming clock |
| پن 20 | PGED1 — ICSP programming data |
| پن 21 | PGEC2 — ICSP programming clock (alternate) |
| پن 22 | PGED2 — ICSP programming data (alternate) |
| پن 23 | TRST — JTAG test reset |
| پن 24 | TCK — JTAG test clock |
| پن 25 | TDI — JTAG test data in |
| پن 26 | TDO — JTAG test data out |
| پن 27 | TMS — JTAG test mode select |
| پن 28 | VSS — Ground |
| پن 29 | VDD — Positive supply (2.3 V to 3.6 V) |
| پن 30 | RPC0 — Remappable peripheral I/O |
| پن 31 | RPC1 — Remappable peripheral I/O |
| پن 32 | RPC2 — Remappable peripheral I/O |
| پن 33 | RPC3 — Remappable peripheral I/O |
| پن 34 | RPC4 — Remappable peripheral I/O |
| پن 35 | RPC5 — Remappable peripheral I/O |
| پن 36 | RPC6 — Remappable peripheral I/O |
| پن 37 | RPC7 — Remappable peripheral I/O |
| پن 38 | RPC8 — Remappable peripheral I/O |
| پن 39 | RPC9 — Remappable peripheral I/O |
| پن 40 | VSS — Ground |
| پن 41 | VDD — Positive supply (2.3 V to 3.6 V) |
| پن 42 | RPD0 — Remappable peripheral I/O |
| پن 43 | RPD1 — Remappable peripheral I/O |
| پن 44 | RPD2 — Remappable peripheral I/O |
| پن 45 | RPD3 — Remappable peripheral I/O |
| پن 46 | RPD4 — Remappable peripheral I/O |
| پن 47 | RPD5 — Remappable peripheral I/O |
| پن 48 | RPD6 — Remappable peripheral I/O |
| پن 49 | RPD7 — Remappable peripheral I/O |
| پن 50 | RPD8 — Remappable peripheral I/O |
| پن 51 | RPD9 — Remappable peripheral I/O |
| پن 52 | RPD10 — Remappable peripheral I/O |
| پن 53 | RPD11 — Remappable peripheral I/O |
| پن 54 | RPD12 — Remappable peripheral I/O |
| پن 55 | RPD13 — Remappable peripheral I/O |
| پن 56 | RPD14 — Remappable peripheral I/O |
| پن 57 | RPD15 — Remappable peripheral I/O |
| پن 58 | VSS — Ground |
| پن 59 | VDD — Positive supply (2.3 V to 3.6 V) |
| پن 60 | D+ — USB D+ data line |
| پن 61 | D- — USB D- data line |
| پن 62 | VBUS — USB VBUS detect |
| پن 63 | VUSB — USB transceiver supply (3.3 V) |
| پن 64 | RF3 — General purpose I/O |
عام استعمالات
PIC32MX420F032H-40I/PT کے لیے موزوں ہے 6 ایپلیکیشنs: USB HID / CDC / Mass Storage Devices, Industrial HMI Panels and PMP Displays, Sensor Hub with USB Bridge, Low-Cost Audio Class USB Devices, General-Purpose Embedded Controller, USB Bootloader and Field-Upgradable Nodes.
USB HID / CDC / Mass Storage Devices
The PIC32MX420F032H-40I/PT's integrated USB-OTG full-speed PHY and 40 MHz MIPS M4K core make it well suited for USB device-class implementations including HID keyboards, CDC virtual COM ports, and USB mass storage devices. The 32 KB Flash fits the Microchip Harmony HID stack with class driver overhead, while 8 KB SRAM is sufficient for endpoint buffers and a small working set. Unlike external PHY designs, the on-chip PHY eliminates discrete components and reduces BOM cost. Place a 90-ohm common-mode choke on the D+/D- lines per the PIC32MX3XX/4XX family datasheet for EMI compliance.
تجویز کردہ
Industrial HMI Panels and PMP Displays
The PIC32MX420F032H-40I/PT parallel master port (PMP) interfaces directly to TFT LCD panels and external graphics controllers, making the part useful for low-cost industrial HMI panels and operator keypads. The 40 MHz core delivers enough throughput to refresh small QVGA displays via PMP with a modest frame buffer in the 8 KB SRAM. The 10-bit ADC reads front-panel potentiometers and temperature sensors. Industrial -40C to +85C temperature range (I-grade) suits factory floor enclosures, per the PIC32MX3XX/4XX family datasheet.
تجویز کردہ
Sensor Hub with USB Bridge
The PIC32MX420F032H-40I/PT can aggregate sensor data from SPI/I2C peripherals and present it over USB to a host PC. Two SPI and two I2C interfaces let the MCU read multiple sensors in a sensor hub arrangement, while USB-OTG exposes the data stream to the host. The 32 KB Flash accommodates sensor-fusion and pre-processing code, and the 8-channel DMA offloads peripheral servicing. Compared with discrete USB-to-I2C bridges, this approach adds local intelligence and conditioning, per the PIC32MX3XX/4XX family datasheet.
تجویز کردہ
Low-Cost Audio Class USB Devices
The PIC32MX420F032H-40I/PT supports USB audio class 1.0 device operation with sample-rate feedback synchronization using its 16-bit timers. The 40 MHz core, while not suited for high-fidelity audio DSP, handles USB isochronous transfers at 48 kHz mono adequately for intercom or basic audio peripherals. The 32 KB Flash fits the Harmony USB audio class driver, and 8 KB SRAM buffers small USB packets. The on-chip USB-OTG PHY eliminates external transceivers for an 8 kHz mono intercom-grade link, per the PIC32MX3XX/4XX family datasheet.
تجویز کردہ
General-Purpose Embedded Controller
The PIC32MX420F032H-40I/PT serves as a general-purpose 32-bit embedded controller in cost-sensitive applications where 32-bit performance is needed but a full PIC32MX7xx part is over-spec. The 40 MHz M4K core delivers 62 DMIPS peak for state-machine control, and 32 KB Flash / 8 KB RAM fit typical control loops with logging. Two UARTs support field-bus or RS-485 interfaces, and the 10-bit ADC reads analog sensors. The TQFP-64 package provides generous GPIO for parallel control applications, per the PIC32MX3XX/4XX family datasheet.
تجویز کردہ
USB Bootloader and Field-Upgradable Nodes
The PIC32MX420F032H-40I/PT supports Microchip's USB bootloader architecture, allowing field firmware upgrades via USB without an external programmer. The 32 KB Flash is partitioned to fit a small USB HID bootloader plus application image. The PIC32MX3XX/4XX family datasheet documents the standard bootloader entry-point and row-write Flash endurance, suitable for industrial nodes requiring periodic firmware updates over the USB connection.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا PIC32MX420F032H-40I/PT — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | PIC32MX420F032H-40V/PT | PIC32MX420F032HT-40I/PT | PIC32MX320F064H-40I/PT | PIC32MX320F032H-40I/PT |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-64 (PT) 10x10 mm | TQFP-64 (PT) - same | TQFP-64 (PT) - same | TQFP-64 (PT) - same | TQFP-64 (PT) - same |
| Core | MIPS32 M4K, 32-bit | MIPS32 M4K, 32-bit | MIPS32 M4K, 32-bit | MIPS32 M4K, 32-bit | |
| Max CPU Frequency | 40 MHz | 40 MHz | 40 MHz | 80 MHz | |
| Flash | 32 KB | 32 KB | 64 KB | 32 KB | |
| RAM | 8 KB | 8 KB | 16 KB | 8 KB | |
| USB | USB-OTG FS | USB-OTG FS | USB-OTG FS | USB-OTG FS | |
| ADC | 10-bit | 10-bit | 10-bit | 10-bit | |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +105C (Extended) | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
اہم امتیازی خصوصیات
- Lowest-cost 32 KB Flash 64-pin TQFP PIC32MX4XX variant (بمقابلہPIC32MX320F064H-40I/PT)
- Industrial temperature grade drop-in for -40C to +85C (بمقابلہPIC32MX420F032H-40V/PT)
- On-chip USB-OTG full-speed PHY eliminates external transceiver (بمقابلہExternal-USB MCU designs (e.g. PIC16 + FTDI bridge))
ڈیزائن نوٹس
Route the USB D+ and D- lines as a 90-ohm differential pair with matched trace lengths, keep them short (<50 mm) and isolated from switching signals, and place a common-mode choke close to the connector. Place a 0.1uF decoupling cap on VUSB per the PIC32MX3XX/4XX family datasheet. Decoupling: place 0.1uF and 1uF ceramic caps on every VDD/VSS pair within 3 mm of the pin.
The TQFP-64 package has a thermal pad beneath the die connected to VSS; connect this pad to a large ground copper pour with at least 4 thermal vias to the inner ground plane to dissipate the maximum 0.6 W at 40 MHz. Use 4-layer PCB with dedicated ground and power planes to keep switching noise below 50 mV on VDD, per the PIC32MX3XX/4XX family datasheet.
Do not leave PGECx/PGEDx floating - these ICSP pins must be pulled or routed to a programming header. When using the on-chip USB PHY, the VUSB pin requires its own 3.3 V regulator output (do not connect directly to VDD if USB bus-powered designs exceed 100 mA). For USB suspend current compliance, add the 32.768 kHz secondary crystal circuit, per the PIC32MX3XX/4XX family datasheet.
تعمیل کی معلومات
RoHS and REACH compliant per Microchip product page. Not AEC-Q100 qualified; this part is general-purpose/USB, not automotive-grade. Halogen-free status not specified in verified data.
