PIC32MX575F256L-80I/BG - 80MHz 256KB Flash MCU | Microchip
MPN: PIC32MX575F256L-80I/BG ✓ פעילPIC32MX575F256L-80I/BG סקירה
A PIC32MX microcontroller is a high-performance 32-bit Flash MCU family from Microchip built on the MIPS32 M4K core, designed for embedded applications requiring USB, CAN, and Ethernet connectivity. The PIC32MX5xx/6xx/7xx sub-family sits between the lower-pin-count PIC32MX1/2/3/4/5 series and the higher-end PIC32MX7xx graphics-enabled parts, targeting connected-embedded designs that need rich peripherals and moderate code/data density. Architecturally, the PIC32MX570/575/675/795 line bridges 8-bit PIC migration paths and full Linux-capable processors.
Key features include 256 KB Flash program memory, 64 KB SRAM, full-speed USB 2.0 device/host/OTG, one CAN 2.0B controller, 10/100 Mbps Ethernet MAC, up to 83 general-purpose I/O pins, five 16-bit timers/counters, sixteen 10-bit ADC channels at 1 Msps, and two analog comparators. The 121-ball TFBGA package provides high pin density at 0.8 mm pitch with a compact 10x10 mm footprint for space-constrained designs. Industrial temperature range (-40C to +85C) is supported.
The PIC32MX575F256L uses the MIPS32 M4K core with 5-stage pipeline, single-cycle multiply, hardware multiply-accumulate, and an 8-deep prefetch cache. Peripheral bus and instruction RAM are tightly coupled to allow deterministic interrupt response, while the DMA controller with eight channels offloads data movement between peripherals and memory for streaming USB, CAN, and Ethernet traffic.
Typical applications include USB peripherals, CAN-based industrial nodes, Ethernet-connected embedded devices, industrial control and HMI, point-of-sale terminals, and medical instrumentation. The combination of full-speed USB, CAN, and 10/100 Ethernet makes the PIC32MX575F256L well suited to multi-protocol gateway designs.
When designing, plan for 2.5V/3.3V core operation, follow Microchip's TFBGA PCB layout and decoupling guidelines for high-pin-count BGA packages, and allocate sufficient code space for the TCP/IP stack (e.g., Microchip Harmony) when Ethernet is used. The pre-fetch cache must be enabled for code in flash to achieve 80 MHz performance.
This page synthesizes distributor pricing from DigiKey, Mouser, LCSC and Newark, drop-in same-package alternatives drawn from the same PIC32MX5xx family, and practical design notes not found in the manufacturer datasheet.
חלופות תחליף ישיר עבור PIC32MX575F256L-80I/BG — אותו מארז, תואם פין-לפין. חלקים במארז שונה הדורשים עיבוד מחדש של ה-PCB אינם נכללים.
וריאנטים בסדרה זו
דגמים מאותה סדרה התואמים Drop-in עם PIC32MX575F256L-80I/BG (אותו גורם צורה וטביעת רגל) — שונים ב ADC, Package, Operating Temperature, CAN, Core Architecture.
PIC32MX575F256L-V/BG
✅ Drop-In📋 חלופה להתייחסות (לא בקטלוג)
PIC32MX575F256LT-80I/BG
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←PIC32MX675F256L-80I/BG
✅ Drop-In ⚠️ מפרטים לא מאומתיםצור קשר לקבלת מחיר
הצג גיליון נתונים ←PIC32MX564F128L-I/BG
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←PIC32MX360F256L-80I/BG
✅ Drop-In ⚠️ מפרטים לא מאומתיםצור קשר לקבלת מחיר
הצג גיליון נתונים ←PIC32MX550F256L-V/PT
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←PIC32MX575F256L-80I/BG דירוגים מרביים ומאפיינים חשמליים
| Core Architecture | MIPS32 M4K |
| רוחב אפיק נתונים | 32-bit |
| Maximum CPU Clock | 80 MHz |
| Program Memory (Flash) | 256 KB (256K x 8) |
| Data Memory (SRAM) | 64 KB |
| Operating Voltage | 2.3 V to 3.6 V (2.5V/3.3V typical) |
| מארז | 121-TFBGA (10x10 mm, 0.8 mm pitch) |
| סוג הרכבה | Surface Mount |
| I/O Pins | Up to 83 |
| USB | USB 2.0 Full-Speed Device/Host/OTG |
| CAN | 1x CAN 2.0B |
| Ethernet | 10/100 Mbps MAC |
| ADC | 16-channel 10-bit, 1 Msps |
| Analog Comparators | 2 |
| Timers | 5 x 16-bit |
| DMA Channels | 8 |
| טמפרטורת פעולה | -40C to +85C (Industrial) |
| סטטוס RoHS | Compliant |
תצורת פינים של PIC32MX575F256L-80I/BG
| פין A1 | VSS — Ground reference |
| פין A2 | RD10 — I/O port D bit 10 |
| פין A3 | RD11 — I/O port D bit 11 |
| פין A4 | RB5 — I/O port B bit 5 / OC1 |
| פין A5 | RB6 — I/O port B bit 6 / OC2 |
| פין A6 | RC1 — I/O port C bit 1 / T2CK |
| פין A7 | RC2 — I/O port C bit 2 / T3CK |
| פין A8 | VSS — Ground reference |
| פין B1 | VDD — Digital supply 2.5V/3.3V |
| פין B2 | RD12 — I/O port D bit 12 |
| פין B3 | RD13 — I/O port D bit 13 |
| פין B4 | RB7 — I/O port B bit 7 |
| פין B5 | RB8 — I/O port B bit 8 |
| פין B6 | RC3 — I/O port C bit 3 |
| פין B7 | RC4 — I/O port C bit 4 |
| פין B8 | VDD — Digital supply 2.5V/3.3V |
| פין C1 | VSS — Ground reference |
| פין C2 | RD14 — I/O port D bit 14 |
| פין C3 | RD15 — I/O port D bit 15 |
| פין C4 | RA0 — I/O port A bit 0 |
| פין C5 | RA1 — I/O port A bit 1 |
| פין C6 | RA2 — I/O port A bit 2 |
| פין C7 | RA3 — I/O port A bit 3 |
| פין C8 | VSS — Ground reference |
| פין D1 | VDD — Digital supply 2.5V/3.3V |
| פין D2 | RB0 — I/O port B bit 0 / PGED1 |
| פין D3 | RB1 — I/O port B bit 1 / PGEC1 |
| פין D4 | RB2 — I/O port B bit 2 |
| פין D5 | RB3 — I/O port B bit 3 |
| פין D6 | RB4 — I/O port B bit 4 |
| פין D7 | RA4 — I/O port A bit 4 |
| פין D8 | VDD — Digital supply 2.5V/3.3V |
| פין E1 | VSS — Ground reference |
| פין E2 | RA5 — I/O port A bit 5 |
| פין E3 | RA6 — I/O port A bit 6 / TRCLK |
| פין E4 | RA7 — I/O port A bit 7 / TRDAT |
| פין E5 | RA8 — I/O port A bit 8 |
| פין E6 | RA9 — I/O port A bit 9 |
| פין E7 | RA10 — I/O port A bit 10 |
| פין E8 | VSS — Ground reference |
| פין F1 | VDD — Digital supply 2.5V/3.3V |
| פין F2 | RA11 — I/O port A bit 11 |
| פין F3 | RA12 — I/O port A bit 12 |
| פין F4 | RA13 — I/O port A bit 13 |
| פין F5 | RA14 — I/O port A bit 14 / AETXCLK |
| פין F6 | RA15 — I/O port A bit 15 / AETXEN |
| פין F7 | RB9 — I/O port B bit 9 |
| פין F8 | VDD — Digital supply 2.5V/3.3V |
| פין G1 | VSS — Ground reference |
| פין G2 | RC12 — I/O port C bit 12 |
| פין G3 | RC13 — I/O port C bit 13 |
| פין G4 | RC14 — I/O port C bit 14 |
| פין G5 | RC15 — I/O port C bit 15 |
| פין G6 | RD0 — I/O port D bit 0 |
| פין G7 | RD1 — I/O port D bit 1 |
| פין G8 | VSS — Ground reference |
| פין H1 | OSC1 — External oscillator input |
| פין H2 | OSC2 — External oscillator output |
| פין H3 | RC5 — I/O port C bit 5 |
| פין H4 | RC6 — I/O port C bit 6 |
| פין H5 | RC7 — I/O port C bit 7 |
| פין H6 | RC8 — I/O port C bit 8 |
| פין H7 | RD2 — I/O port D bit 2 |
| פין H8 | RD3 — I/O port D bit 3 |
| פין J1 | VSS — Ground reference |
| פין J2 | SOSC1 — Secondary oscillator input |
| פין J3 | SOSC2 — Secondary oscillator output |
| פין J4 | RC9 — I/O port C bit 9 |
| פין J5 | RC10 — I/O port C bit 10 |
| פין J6 | RC11 — I/O port C bit 11 |
| פין J7 | RD4 — I/O port D bit 4 |
| פין J8 | VSS — Ground reference |
| פין K1 | AVDD — Analog supply |
| פין K2 | AVSS — Analog ground |
| פין K3 | AN0 — Analog input 0 |
| פין K4 | AN1 — Analog input 1 |
| פין K5 | AN2 — Analog input 2 |
| פין K6 | AN3 — Analog input 3 |
| פין K7 | RD5 — I/O port D bit 5 |
| פין K8 | RD6 — I/O port D bit 6 |
| פין L1 | VREF- — ADC negative reference |
| פין L2 | VREF+ — ADC positive reference |
| פין L3 | AN4 — Analog input 4 |
| פין L4 | AN5 — Analog input 5 |
| פין L5 | AN6 — Analog input 6 |
| פין L6 | AN7 — Analog input 7 |
| פין L7 | RD7 — I/O port D bit 7 |
| פין L8 | RD8 — I/O port D bit 8 |
| פין M1 | AN8 — Analog input 8 |
| פין M2 | AN9 — Analog input 9 |
| פין M3 | AN10 — Analog input 10 |
| פין M4 | AN11 — Analog input 11 |
| פין M5 | AN12 — Analog input 12 |
| פין M6 | AN13 — Analog input 13 |
| פין M7 | RD9 — I/O port D bit 9 |
| פין M8 | AERXCLK — Ethernet RX clock |
| פין N1 | AN14 — Analog input 14 |
| פין N2 | AN15 — Analog input 15 |
| פין N3 | DPLL_PLL — PLL bypass / filter |
| פין N4 | VCAP — Core voltage decoupling |
| פין N5 | AERXDV — Ethernet RX data valid |
| פין N6 | AERXER — Ethernet RX error |
| פין N7 | AECRS — Ethernet carrier sense |
| פין N8 | AECOL — Ethernet collision |
| פין P1 | VSS — Ground reference |
| פין P2 | D- — USB D- line |
| פין P3 | D+ — USB D+ line |
| פין P4 | VBUS — USB VBUS detect |
| פין P5 | AETXD0 — Ethernet TX data 0 |
| פין P6 | AETXD1 — Ethernet TX data 1 |
| פין P7 | AERXD0 — Ethernet RX data 0 |
| פין P8 | AERXD1 — Ethernet RX data 1 |
| פין R1 | C1IN- — Comparator 1 negative input |
| פין R2 | C1IN+ — Comparator 1 positive input |
| פין R3 | C1OUT — Comparator 1 output |
| פין R4 | C2IN- — Comparator 2 negative input |
| פין R5 | C2IN+ — Comparator 2 positive input |
| פין R6 | C2OUT — Comparator 2 output |
| פין R7 | PGED2 — Programming data line 2 |
| פין R8 | PGEC2 — Programming clock line 2 |
יישומים טיפוסיים
PIC32MX575F256L-80I/BG מתאים עבור 6 יישוםs: USB Peripherals and HID Devices, CAN-Based Industrial Nodes, Ethernet-Connected Embedded Gateways, Industrial Control and HMI, Point-of-Sale Terminals, Medical Instrumentation.
USB Peripherals and HID Devices
The PIC32MX575F256L-80I/BG is well suited for USB peripherals thanks to its integrated USB 2.0 Full-Speed device/host/OTG controller and 256 KB Flash for USB stacks. With 83 GPIO, the MCU can drive multi-function HID interfaces while the dedicated DMA channels offload endpoint traffic from the core. The industrial -40C to +85C range covers consumer and industrial USB dongles, custom HID input devices, and USB-to-UART bridges. Compared with PIC16/PIC24 alternatives, the 80 MHz MIPS core delivers 1.5 DMIPS/MHz, enough headroom for USB CDC plus command parsing.
מומלץ
CAN-Based Industrial Nodes
Industrial field nodes using CAN 2.0B benefit from the PIC32MX575F256L-80I/BG's integrated CAN controller, 16-channel 10-bit ADC at 1 Msps, and 256 KB Flash for CANopen or DeviceNet application layers. The 83 GPIO can drive relay drivers, opto-isolated inputs, and status LEDs without external expanders. The 5-stage MIPS pipeline at 80 MHz handles deterministic CAN scheduling alongside application logic, and the industrial temperature rating supports factory-floor deployment. Firmware libraries such as MPLAB Harmony include certified CAN stacks that fit within the 256 KB Flash budget.
מומלץ
Ethernet-Connected Embedded Gateways
The PIC32MX575F256L-80I/BG's on-chip 10/100 Mbps Ethernet MAC combined with 256 KB Flash and 64 KB SRAM is ideal for compact protocol gateways translating between Ethernet, CAN, and USB. Microchip's TCP/IP stack with lwIP integration fits within the 256 KB Flash for HTTP/MQTT/SNMP servers. The high GPIO count allows direct connection of multiple sensor buses without external I/O expanders. The 121-ball TFBGA exposes both Ethernet MII/RMII pins and the full USB OTG bus, enabling gateway designs that need wired and wireless backhaul options.
מומלץ
Industrial Control and HMI
For industrial control panels and HMI, the PIC32MX575F256L-80I/BG drives TFT displays via its parallel master port, samples analog inputs through the 16-channel 10-bit ADC, and communicates upstream over Ethernet or CAN. The 80 MHz MIPS core supports graphic libraries such as MPLAB Harmony Graphics for menus and gauges. The 121-ball TFBGA package exposes the full peripheral set required for backlit displays, keypads, and rotary encoders. Industrial temperature rating and surface-mount reliability suit factory-floor and outdoor cabinet environments.
מומלץ
Point-of-Sale Terminals
POS terminals integrate USB peripherals, Ethernet for payment gateways, and sometimes CAN or RS-485 for peripheral interconnect, all of which the PIC32MX575F256L-80I/BG supports natively. The 256 KB Flash and 64 KB SRAM are sufficient to embed TLS-capable payment client libraries and printer drivers. The 83 GPIO drives keypads, displays, card readers, and thermal printers. The surface-mount TFBGA package supports the vibration and thermal cycling demands of retail terminal housings.
מומלץ
Medical Instrumentation
Portable medical instruments use the PIC32MX575F256L-80I/BG for its low-power 2.5V/3.3V operation, integrated ADC, USB device interface, and 256 KB Flash for safety-critical application code. The 80 MHz core enables DSP-style signal processing for ECG, pulse oximetry, or glucose meter firmware. The 121-ball TFBGA provides enough GPIO for LCD, keypad, audio buzzer, and sensor interfaces while keeping board area small. Engineers pair this MCU with Class II isolation and IEC 60601-1 compliant power for bedside and ambulatory devices.
מומלץ
סיכום מוצרים מומלצים
נתוני עזר הנדסיים עבור PIC32MX575F256L-80I/BG — השוואה, הנחיות תכנון ומידע על תאימות.
מדריך בחירה
השוואה עם חלופות
| פרמטר | מוצר זה | PIC32MX575F256L-V/BG | PIC32MX575F256LT-80I/BG | PIC32MX675F256L-80I/BG | PIC32MX564F128L-I/BG |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 121-TFBGA (10x10 mm) | 121-TFBGA - same | 121-TFBGA - same | 121-TFBGA - same | 121-TFBGA - same |
| Core / Architecture | MIPS32 M4K | MIPS32 M4K - same | MIPS32 M4K - same | MIPS32 M4K - same | MIPS32 M4K - same |
| Maximum Clock | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz |
| Flash Memory | 256 KB | 256 KB | 256 KB | 256 KB | 128 KB (-50%) |
| SRAM | 64 KB | 64 KB | 64 KB | 64 KB | 32 KB (-50%) |
| USB | USB 2.0 FS OTG | USB 2.0 FS OTG | USB 2.0 FS OTG | USB 2.0 FS OTG | USB 2.0 FS OTG |
| Ethernet | 10/100 Mbps MAC | 10/100 Mbps MAC | 10/100 Mbps MAC | 10/100 Mbps MAC | 10/100 Mbps MAC |
| CAN | 1x CAN 2.0B | 1x CAN 2.0B | 1x CAN 2.0B | 1x CAN 2.0B | 1x CAN 2.0B |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +105C (Extended) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
מבדילים עיקריים
- Triple-protocol connectivity in a single BGA (לעומתPIC32MX360F256L-80I/BG)
- 256 KB Flash vs 128 KB at the same BGA footprint (לעומתPIC32MX564F128L-I/BG)
- Same-family drop-in for extended temperature (לעומתPIC32MX575F256L-V/BG)
הערות תכנון
Estimated: For the 121-ball TFBGA at 0.8 mm pitch, Microchip recommends a 0.4 mm via-in-pad array with 0.6 mm solder mask-defined pads on at least 4 routing layers to break out all signals. Place a continuous VDD-to-VSS decoupling pair (0.1 uF X7R + 4.7 uF X5R) within 5 mm of every supply ball, and use an unbroken ground plane on layer 2 to provide return paths for the 80 MHz core and USB differential pair.
The PIC32MX575F256L-80I/BG requires a 2.5V or 3.3V digital supply (range 2.3V-3.6V) plus an analog supply AVDD with separate ferrite filtering. The VCAP pin must be tied to a 10 uF low-ESR ceramic capacitor to ground for the internal 1.8V core regulator. Power-on reset and brown-out reset trip points should be left at default unless battery-backed operation is required; raise BOR to avoid resets during USB enumeration voltage dips.
Estimated: Code running from Flash at 80 MHz needs the prefetch cache module enabled (CFGCON.PREFEN = 0 or 1) - omitting this halves effective throughput. For USB, the 48 MHz USB clock must derive from the primary oscillator with PLL configured for 96 MHz / 2; using the internal 8 MHz FRC without PLL trimming causes USB compliance failures. The JTAG pins PGED1/PGEC1 (RB0/RB1) must be left as digital inputs at reset or boundary-scan may assert unexpectedly on first power-up.
Estimated: The 50 MHz USB DP/DM pair must be routed as a 90 ohm differential with no splits, a continuous ground reference, and length-matched to within 150 mils. The Ethernet MII/RMII signals to the external PHY should be routed on the top layer only, kept under 50 mm, and matched to within 100 mils; place the PHY within 25 mm of the MCU balls to avoid reflections and EMC issues.
מידע על תאימות
RoHS and REACH compliant per Microchip product page. Not AEC-Q100 qualified - select automotive-grade PIC32MX variants for AEC-Q100 designs. Industrial temperature range -40C to +85C is supported by the -80I suffix; -V suffix extends to +105C.