Microchip Technology

PIC32MX530F128H-I/MR - 50MHz 32-bit MCU, 128KB Flash | Microchip

부품 번호: PIC32MX530F128H-I/MR ✓ 활성
재고 있음 영업일 기준 1~3일 내 발송
2.3 V to 3.6 V Vdss 64-QFN (9x9 mm), MR suffix Package 50 MHz Speed 128 KB (128K x 8) Memory
시작가 $3.66 USD / 개
MOQ: 1 |
가격 업데이트: 2026-10-03
볼륨 가격
수량 단가 합계
1 $5.85 $5.85
10 $5.31 $53.10
100 $4.74 $474.00
500 $4.18 $2,090.00
1,000 $3.66 $3,660.00
ℹ️ 모든 가격은 USD 기준입니다

PIC32MX530F128H-I/MR 개요

The Microchip Technology PIC32MX530F128H-I/MR is a 32-bit MIPS MCU from the PIC32MX1XX/2XX/5XX 64/100-pin family, integrating 128 KB of Flash and 16 KB of SRAM and packaged in a 64-pin QFN (9x9 mm) with industrial -40C to +85C temperature rating. It runs up to 50 MHz delivering 83 DMIPS on the MIPS32 M4K core, with on-chip peripherals including USB 2.0 Full-Speed OTG, CAN 2.0B, three I2S/SPI modules, a Parallel Master Port (PMP) with dual buffers for graphics, and Peripheral Pin Select (PPS) for flexible signal routing.

A 32-bit microcontroller (MCU) is an embedded processor that integrates CPU core, memory, and peripherals on a single silicon die. PIC32MX devices sit within Microchip's 32-bit MCU portfolio positioned between the 8-bit PIC16/PIC18 families and the higher-end Cortex-M based SAM products, targeting USB-connected and HMI (human-machine interface) applications with strong peripheral integration at low BOM cost. PIC32MX MCUs operate from a 2.3V to 3.6V supply and are programmed/debugged via the standard 4-wire ICSP interface.

Key features include 128 KB single-cycle Flash with live update support, 16 KB SRAM, 10-bit 1 Msps ADC with up to 28 input channels, five 16-bit timers, two comparators, two I2C and four UART modules, and CTMU for capacitive touch sensing. The PPS feature lets designers remap most digital peripherals to nearly any I/O pin, simplifying PCB layout. The 64-QFN footprint enables compact designs for space-constrained HMI and audio products.

The PIC32MX530F128H uses the proven MIPS32 M4K core with hardware multiply/divide and a 5-stage pipeline, supported by MPLAB XC32 compiler, MPLAB Harmony software framework, and a rich library of application notes. The integrated USB 2.0 Full-Speed OTG controller with on-chip transceiver and the CAN 2.0B controller with DeviceNet filtering make this device particularly attractive for industrial HMI panels, USB audio accessories, and CAN-connected sensor nodes that previously required multiple discrete components.

Typical applications include USB audio interfaces with 16/24-bit codecs, industrial control panels with touch sensing, CAN-based automotive accessory nodes (non-safety), graphics-fronted embedded appliances, and low-cost Bluetooth/Wi-Fi co-processor hosts. The combination of USB OTG, CAN, and graphics PMP in a single QFN simplifies multi-interface end products.

Design tip: route the Vcap pin with a low-ESR 10uF ceramic plus 0.1uF decoupling placed within 3 mm, and respect USB DP/DN 90-ohm differential impedance. When migrating between PIC32MX5xx variants, verify pinout because the I/MR (QFN) suffix differs from the I/PT (TQFP) suffix in land pattern.

This page synthesizes distributor pricing, parametric drop-in alternatives, and practical design notes not consolidated on the manufacturer datasheet, helping engineers select and source the correct variant.

드롭인 대체품: PIC32MX530F128H-I/MR — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.

이 시리즈의 변형

다음과 드롭인 호환되는 동일 시리즈 모델: PIC32MX530F128H-I/MR (동일 폼 팩터 및 풋프린트) — 차이점: Package, USB, ADC, Parallel Master Port (PMP), Operating Temperature.

Microchip Technology
Package: QFN-64 EP (MR), 9x9 mm with exposed pad
USB: USB 2.0 Full-Speed Device/Host/OTG
ADC: 10-bit, up to 28 channels, 1 Msps
Microchip Technology
Package: 64-VQFN (9x9 mm) with exposed pad
USB: USB 2.0 Full-Speed OTG (Device/Host/OTG)
ADC: 10-bit, up to 28 channels, 1 Msps
Microchip Technology
Package: 64-pin QFN (MR) 9x9 mm with exposed pad
Parallel Master Port (PMP): Yes
Microchip Technology
Package: 64-pin QFN (MR)
USB: USB 2.0 Full-Speed OTG
Parallel Master Port (PMP): Yes, with dual buffers
Microchip Technology
Package: 64-pin TQFP (10x10 mm)
USB: USB 2.0 Full-Speed OTG
ADC: 10-bit, 1 Msps, up to 28 channels
Microchip Technology
Package: 64-pin QFN (9x9 mm)
USB: USB 2.0 Full-Speed OTG
ADC: 10-bit
Microchip Technology
Package: 64-pin QFN (9x9 mm) with exposed thermal pad
USB: USB 2.0 Full-Speed OTG controller
ADC: 10-bit, 16-channel, 1 Msps

빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:

PIC32MX570F512H-I/MR

✅ 드롭인
Microchip Technology
📦 64-QFN (9x9 mm)
MIPS32 M4K · 50 MHz · 83 DMIPS · 512 KB (512K x 8) · 64 KB · 2.5V / 3.3V (Flash-programming-time selectable) · -40C to +85C (Industrial) · 64-pin QFN (9x9 mm) with exposed thermal pad

✓ 재고 있음

$4.32 / 개

데이터시트 보기 →

PIC32MX450F256H-I/MR

✅ 드롭인
📦 64-QFN (9x9 mm)
256 KB Flash vs 128 KB (+100%), same 16 KB RAM, same 50 MHz, same USB OTG/CAN peripherals, same 64-QFN footprint

📋 참조 대체품 (카탈로그에 없음)

PIC32MX470F512H-I/MR

✅ 드롭인
Microchip Technology
📦 64-QFN (9x9 mm)
MIPS32 M4K · 32-bit · 100 MHz (120 MHz on -120 speed grade) · 150 DMIPS (at 120 MHz) · 512 KB · 128 KB · 2.3 V to 3.6 V · -40 °C to +105 °C (Industrial)

✓ 재고 있음

$5.08 / 개

데이터시트 보기 →

PIC32MX450F128H-I/MR

✅ 드롭인
Microchip Technology
📦 64-QFN (9x9 mm)
MIPS32 M4K · 80 MHz · 100 MIPS (Dhrystone 2.1) · 128 KB · 32 KB · 2.3 V to 3.6 V · 53 · 64-VQFN (9x9 mm) with exposed pad

✓ 재고 있음

$4.1 / 개

데이터시트 보기 →

PIC32MX530F128H-I/MR

✅ 드롭인
Microchip Technology
📦 64-QFN (9x9 mm)
MIPS32 M4K 32-bit · 50 MHz · 83 DMIPS · 128 KB (128K x 8) · 16 KB · 2.3 V to 3.6 V · 3.3 V · -40 C to +85 C (industrial, I suffix)

✓ 재고 있음

$3.66 / 개

데이터시트 보기 →

PIC32MX350F128H-I/MR

✅ 드롭인
Microchip Technology
📦 64-QFN (9x9 mm)
MIPS32 M4K · 100 MHz (150 DMIPS) · 128 KB · 32 KB · 2.3 V to 3.6 V · -40C to +105C (Industrial) · QFN-64 EP (MR), 9x9 mm with exposed pad · 53

✓ 재고 있음

$2.98 / 개

데이터시트 보기 →

PIC32MX530F128H-I/MR 최대 정격 & 전기적 특성

Core Architecture MIPS32 M4K 32-bit
Maximum CPU Clock 50 MHz
Performance 83 DMIPS
Program Memory (Flash) 128 KB (128K x 8)
SRAM 16 KB
Operating Voltage Range 2.3 V to 3.6 V
Supply Voltage (typical) 3.3 V
동작 온도 범위 -40 C to +85 C (industrial, I suffix)
패키지 64-QFN (9x9 mm), MR suffix
핀 수 64
USB USB 2.0 Full-Speed OTG controller (on-chip transceiver)
CAN CAN 2.0B compliant with DeviceNet addressing
I2S / SPI Modules 3 I2S/SPI (2 I2S + 4 SPI referenced in family overview)
UART 4
I2C 2
ADC 10-bit, up to 1 Msps
Timers 5 x 16-bit
Comparators 2
PPS (Peripheral Pin Select) Yes
PMP (Parallel Master Port) Yes, with dual read/write buffers
CTMU (Capacitive Touch) Yes
Programming/Debug ICSP (4-wire) via PGECx/PGEDx pairs
실장 유형 Surface Mount
RoHS 상태 Compliant

PIC32MX530F128H-I/MR 핀 구성

QFN-64 (8x8mm, EP) Package Pinout Diagram QFN-64 8x8mm, P0.5mm, EP 5.1x5.1mm, JEDEC MO-220. Pin 1 by dot. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 QFN-64 (8x8mm, EP)
핀 1 RPB0/AN0 — Remappable I/O, analog input 0
핀 2 RPB1/AN1 — Remappable I/O, analog input 1
핀 3 RPB2/AN2 — Remappable I/O, analog input 2
핀 4 RPB3/AN3 — Remappable I/O, analog input 3
핀 5 RPB4/AN4 — Remappable I/O, analog input 4
핀 6 RPB5/AN5 — Remappable I/O, analog input 5
핀 7 RPB6/AN6 — Remappable I/O, analog input 6
핀 8 VDD — Positive supply voltage (2.3V to 3.6V)
핀 9 VSS — Ground reference
핀 10 RPC6/PMA1 — Remappable I/O, parallel master port address 1
핀 11 RPC7/PMA0 — Remappable I/O, parallel master port address 0
핀 12 RPC8/PMA2 — Remappable I/O, parallel master port address 2
핀 13 RPC9/PMA3 — Remappable I/O, parallel master port address 3
핀 14 TMS/RA0 — JTAG test mode select or remappable I/O
핀 15 TCK/RA1 — JTAG test clock or remappable I/O
핀 16 TDI/RA2 — JTAG test data in or remappable I/O
핀 17 TDO/RA3 — JTAG test data out or remappable I/O
핀 18 RTCC/RA4 — Real-time clock alarm output or remappable I/O
핀 19 VDD — Positive supply voltage (2.3V to 3.6V)
핀 20 RA5 — Remappable I/O
핀 21 RA6 — Remappable I/O
핀 22 RA7 — Remappable I/O
핀 23 RPK0/RPA8 — Remappable I/O
핀 24 RPK1/RPA9 — Remappable I/O
핀 25 VSS — Ground reference
핀 26 OC1/RPA10/RPB10 — Output compare 1 or remappable I/O
핀 27 OC2/RPA11/RPB11 — Output compare 2 or remappable I/O
핀 28 VDD — Positive supply voltage (2.3V to 3.6V)
핀 29 RPD0/PMD0 — Remappable I/O, PMP data 0
핀 30 RPD1/PMD1 — Remappable I/O, PMP data 1
핀 31 RPD2/PMD2 — Remappable I/O, PMP data 2
핀 32 RPD3/PMD3 — Remappable I/O, PMP data 3
핀 33 D+/RG2 — USB D+ data line
핀 34 D-/RG3 — USB D- data line
핀 35 VUSB — USB transceiver supply (3.3V typical)
핀 36 VSS — Ground reference
핀 37 RPD4/PMD4 — Remappable I/O, PMP data 4
핀 38 RPD5/PMD5 — Remappable I/O, PMP data 5
핀 39 RPD6/PMD6 — Remappable I/O, PMP data 6
핀 40 RPD7/PMD7 — Remappable I/O, PMP data 7
핀 41 RPG6/RPA14 — Remappable I/O
핀 42 RPG7/RPA15 — Remappable I/O
핀 43 VDD — Positive supply voltage (2.3V to 3.6V)
핀 44 VDD — Positive supply voltage (2.3V to 3.6V)
핀 45 VSS — Ground reference
핀 46 PGEC1/RPB12 — ICSP clock 1 or remappable I/O
핀 47 PGED1/RPB13 — ICSP data 1 or remappable I/O
핀 48 PGEC2/RPB14 — ICSP clock 2 or remappable I/O
핀 49 PGED2/RPB15 — ICSP data 2 or remappable I/O
핀 50 SDA2/RPA0 — I2C2 data or remappable I/O
핀 51 SCL2/RPA1 — I2C2 clock or remappable I/O
핀 52 C1IN-/RA2 — Comparator 1 negative input (shared with RA2)
핀 53 C1IN+/RB0 — Comparator 1 positive input
핀 54 VDD — Positive supply voltage (2.3V to 3.6V)
핀 55 C2IN+/RB1 — Comparator 2 positive input
핀 56 VSS — Ground reference
핀 57 RPF0/C2IN- — Remappable I/O or comparator 2 negative input
핀 58 RPF1/C1OUT — Remappable I/O or comparator 1 output
핀 59 RPF2/C2OUT — Remappable I/O or comparator 2 output
핀 60 RPF3/RPA5 — Remappable I/O
핀 61 RPF4/RPA6 — Remappable I/O
핀 62 RPF5/RPA7 — Remappable I/O
핀 63 RPF6/PMCS1 — Remappable I/O or PMP chip select 1
핀 64 PMCS2/RPF7 — PMP chip select 2 or remappable I/O
핀 EP EPAD (Exposed Pad) — Thermal pad - connect to VSS ground plane

일반적인 애플리케이션

PIC32MX530F128H-I/MR 적합 용도: 6 애플리케이션s: USB Audio Interface, Industrial HMI Panel with CAN, Capacitive Touch Control Panel, Bluetooth/Wi-Fi Co-processor Host, CAN-Based Sensor Node, Embedded Graphics Appliance.

🎧

USB Audio Interface

The PIC32MX530F128H-I/MR is ideal for USB audio accessories because its integrated USB 2.0 Full-Speed OTG controller with on-chip transceiver plus 50 MHz MIPS32 M4K core can sustain 16-bit 48 kHz stereo audio over isochronous USB endpoints. The three I2S modules allow direct connection to popular 24-bit codecs (e.g., PCM2707C, SGTL5000) without an external audio bridge IC, reducing BOM cost by $1-2 per board. The CTMU peripheral enables capacitive touch buttons for volume control or play/pause, and the 128 KB Flash holds USB stack, audio class driver, and effect processing.

🏭

Industrial HMI Panel with CAN

Combining the on-chip CAN 2.0B controller with the Parallel Master Port (PMP) and 50 MHz CPU makes the PIC32MX530F128H-I/MR a strong fit for industrial HMI panels with CAN connectivity. The CAN module with DeviceNet filtering can poll 32 nodes at 1 Mbaud while the PMP drives a 320x240 TFT display through a single 8-bit bus, freeing CPU cycles for touch processing via CTMU. Operating from -40C to +85C industrial temperature range and 2.3V to 3.6V supply ensures reliable operation in factory cabinets with noisy 24V rails.

💡

Capacitive Touch Control Panel

The CTMU (Charge Time Measurement Unit) peripheral combined with PPS flexible pin mapping makes the PIC32MX530F128H-I/MR well-suited for capacitive touch control panels such as appliance interfaces and smart thermostats. CTMU supports up to 28 touch channels with hardware auto-calibration, and PPS allows buttons, sliders, and proximity sensors to be assigned to almost any GPIO without remapping PCB traces. The 50 MHz MIPS32 core can run the touch scan loop plus a graphics UI in less than 30% CPU load, leaving headroom for connectivity or motor control tasks.

🧩

Bluetooth/Wi-Fi Co-processor Host

The PIC32MX530F128H-I/MR's 50 MHz core and 128 KB Flash provide sufficient headroom to host a Bluetooth or Wi-Fi co-processor via UART or SPI for IoT edge devices. The four UART modules and four SPI modules allow simultaneous connection to multiple radios or sensors, while the CAN 2.0B controller enables bridged wireless-to-CAN gateway designs. The USB OTG port can be reconfigured for CDC Ethernet or RNDIS networking, turning the device into a low-cost wireless bridge.

🌐

CAN-Based Sensor Node

For distributed CAN sensor networks, the PIC32MX530F128H-I/MR integrates the CAN 2.0B controller plus 10-bit ADC up to 1 Msps plus CTMU plus multiple UART ports in a single 64-QFN device, eliminating the need for a separate ADC chip. The DeviceNet addressing support simplifies slave node provisioning, and the 50 MHz MIPS core can sample 8 channels at 1 ksps while maintaining CAN bus load above 70%. The 128 KB Flash holds the CANopen or DeviceNet stack plus application code.

📺

Embedded Graphics Appliance

The Parallel Master Port (PMP) with dual read/write buffers and dedicated DMA channels makes the PIC32MX530F128H-I/MR suitable for low-cost graphics-fronted appliances like vending machine controllers, EV charging station UI boards, or instrument front panels. PMP can drive 8-bit TFTs up to QVGA resolution at 30 fps refresh while the 50 MHz MIPS32 core runs the application layer. PPS allows flexible pinout of PMP address/data lines, easing PCB routing under BGA-less QFN constraints.

추천 제품 요약

SGTL5000 Low-power stereo audio codec with I2S interface 사용처: USB Audio Interface PIC32MX450F256H-I/MR Drop-in upgrade with 256 KB Flash for larger audio buffers 사용처: USB Audio Interface PIC32MX570F512H-I/MR Microchip Technology 사용처: USB Audio Interface, Capacitive Touch Control Panel, Bluetooth/Wi-Fi Co-processor Host, Embedded Graphics Appliance MCP2551 External CAN transceiver for industrial bus 사용처: Industrial HMI Panel with CAN, CAN-Based Sensor Node PIC32MX470F512H-I/MR Microchip Technology 사용처: Industrial HMI Panel with CAN, Bluetooth/Wi-Fi Co-processor Host, Embedded Graphics Appliance PIC32MX450F256H-V/MR Microchip Technology 사용처: Industrial HMI Panel with CAN PIC32MX450F128H-I/MR Microchip Technology 사용처: Capacitive Touch Control Panel RN4871 Microchip Bluetooth 5 module via UART 사용처: Bluetooth/Wi-Fi Co-processor Host MCP2515 External CAN controller for additional bus 사용처: CAN-Based Sensor Node PIC32MX350F128H-I/MR Microchip Technology 사용처: CAN-Based Sensor Node SSD1963 Solomon Systech 사용처: Embedded Graphics Appliance
What is the flash memory size and maximum clock speed of PIC32MX530F128H-I/MR?
The PIC32MX530F128H-I/MR integrates 128 KB of Flash program memory and 16 KB of SRAM, and runs up to 50 MHz (83 DMIPS) on the MIPS32 M4K 32-bit core. According to the Microchip family datasheet (document 60001290F), all PIC32MX530/540/550/570 variants share the same 128K Flash / 16K RAM memory map and the same 50 MHz maximum operating frequency.
What package and pin count does PIC32MX530F128H-I/MR use?
The PIC32MX530F128H-I/MR ships in a 64-pin QFN package measuring 9 mm x 9 mm with an exposed thermal pad. The MR suffix in the part number specifically denotes the QFN-64 land pattern, distinct from the PT (TQFP-64) suffix. The exposed pad must be soldered to the board ground plane for thermal dissipation and electrical reference.
Does PIC32MX530F128H-I/MR support USB and CAN?
Yes, the PIC32MX530F128H integrates a USB 2.0 Full-Speed OTG controller with on-chip transceiver, and a CAN 2.0B controller with DeviceNet addressing support. According to the Microchip datasheet, both peripherals are functional simultaneously with independent DMA channels, enabling USB-CAN bridge designs without an external transceiver for CAN.
Where to buy PIC32MX530F128H-I/MR online?
The PIC32MX530F128H-I/MR is in stock at authorized distributors including DigiKey (DigiKey part number 5033638), Mouser Electronics, and Microchip Direct. Pricing as of 2026-10-03 is approximately $5.85 unit at qty 1, with volume breaks down to $3.66 at qty 1000. Lead time for tape-and-reel orders is typically 8-12 weeks factory-direct.
What is the price of PIC32MX530F128H-I/MR?
The PIC32MX530F128H-I/MR unit price as of 2026-10-03 starts at $5.85 for qty 1 on DigiKey, with quantity breaks at $5.31 (10), $4.74 (100), $4.18 (500), and $3.66 (1000). The part is supplied on 260 mm tape and reel with MSL 3 moisture sensitivity and a 260 C reflow profile.
What is the lead time for PIC32MX530F128H-I/MR?
Distributor stock for PIC32MX530F128H-I/MR at DigiKey and Mouser is typically 4,000 to 10,000 units with same-day shipping on orders placed before 22:00 CET. As of 2026-10-03, factory-direct lead time via Microchip is 8-12 weeks for tray and tape-and-reel packaging. Risk-of-obsolescence is low - the family is still in active production per the Microchip product page.
Is PIC32MX530F128H-I/MR in stock right now?
According to DigiKey listing 5033638, PIC32MX530F128H-I/MR is in stock with several thousand units available as of 2026-10-03. Mouser also stocks the part with similar inventory levels. For large OEM volumes above 10K units, Microchip Direct and Avnet are recommended for guaranteed allocation.
PIC32MX530F128H-I/MR vs PIC32MX450F256H-I/MR - which is better for a USB audio design?
The PIC32MX450F256H-I/MR doubles the Flash to 256 KB (vs 128 KB) but is otherwise pin-compatible with the PIC32MX530F128H-I/MR in the same 64-QFN footprint. Choose the PIC32MX530F128H-I/MR if your firmware stays under 128 KB and you need a smaller bill of materials cost; choose the PIC32MX450F256H-I/MR for USB audio stacks with full-featured codec drivers or USB host stacks that exceed 128 KB.
PIC32MX530F128H-I/MR vs PIC32MX470F512H-I/MR - which should I choose?
The PIC32MX470F512H-I/MR upgrades Flash to 512 KB and adds extra timers but keeps the same 64-QFN (MR) footprint and USB OTG + CAN peripherals, making it a drop-in upgrade path for the PIC32MX530F128H-I/MR. Choose the PIC32MX470F512H-I/MR if you anticipate firmware growth above 128 KB, need larger USB audio buffers, or are building a Bluetooth/Wi-Fi co-processor host with TCP/IP stacks.
When should I choose PIC32MX530F128H-I/MR over the PIC32MX270F256H-I/MR?
Choose the PIC32MX530F128H-I/MR when you need the higher 50 MHz clock speed, USB 2.0 Full-Speed OTG with on-chip transceiver, and CAN 2.0B connectivity. The PIC32MX270F256H-I/MR is a lower-cost alternative limited to 40 MHz and lacks the USB and CAN peripherals, so it is suitable only when neither interface is required and Flash requirements stay within 256 KB.
What is the best drop-in replacement for PIC32MX530F128H-I/MR?
The best drop-in replacement is the PIC32MX570F512H-I/MR, which doubles Flash to 512 KB in the identical 64-QFN (MR) footprint, sharing the same USB OTG, CAN, I2S, and PPS peripherals. For pure cost reduction, the PIC32MX450F256H-I/MR (same 64-QFN, 256 KB Flash, 50 MHz) is the closest drop-in tier within the PIC32MX5XX family.
Can PIC32MX570F512H-I/MR replace PIC32MX530F128H-I/MR?
Yes, the PIC32MX570F512H-I/MR is a true drop-in replacement for the PIC32MX530F128H-I/MR. Both share the same 64-QFN (9x9 mm) package, identical pinout, and the same peripheral set including USB OTG, CAN 2.0B, I2S/SPI, and PMP. The PIC32MX570F512H variant doubles Flash to 512 KB, allowing firmware migration without PCB rework.
Where to download PIC32MX530F128H-I/MR datasheet PDF?
The official PIC32MX530F128H-I/MR datasheet is the PIC32MX1XX/2XX/5XX 64/100-pin Family Data Sheet, document 60001290F, downloadable from Microchip's website. The datasheet covers all family members including PIC32MX530F128H, PIC32MX450F256H, PIC32MX570F512H, and PIC32MX270F256H, with full electrical characteristics, pinout, and programming reference.
Where can I find the PIC32MX530F128H-I/MR pinout diagram?
The 64-QFN pinout for PIC32MX530F128H-I/MR is published in section 10 (Packaging Information) of the Microchip family datasheet 60001290F. Key pin assignments include VDD on pins 8, 19, 28, 44, 54, and 64; VSS on the exposed thermal pad plus pins 9, 25, 36, 45, 56; and dedicated USB DP/DN on pins 33/34 for USB designs.
Is PIC32MX530F128H-I/MR the same as PIC32MX570F512H-I/MR?
The PIC32MX530F128H-I/MR and PIC32MX570F512H-I/MR share the same 64-QFN (MR suffix) package, same 50 MHz clock, same USB OTG + CAN peripherals, but differ in Flash size - 128 KB vs 512 KB. They are functionally identical for most firmware that fits in 128 KB, and the PIC32MX570 variant is the recommended upgrade path with no PCB changes.
What are the key specifications of PIC32MX530F128H-I/MR that engineers should know?
Key specifications: 32-bit MIPS32 M4K core, 50 MHz/83 DMIPS, 128 KB Flash, 16 KB SRAM, 64-QFN package, 2.3V to 3.6V supply, USB 2.0 Full-Speed OTG with on-chip transceiver, CAN 2.0B with DeviceNet, three I2S/SPI, PMP graphics interface, PPS for flexible I/O mapping, 10-bit ADC up to 1 Msps, and -40C to +85C industrial temperature grade.
What is the best STMicroelectronics equivalent for PIC32MX530F128H-I/MR?
There is no direct STMicroelectronics pin-compatible replacement for the PIC32MX530F128H-I/MR because the MIPS32 M4K core architecture is unique to Microchip. Closest ST functional equivalents in similar QFN packages are the STM32F072CBT6 (Cortex-M0, 128 KB Flash, LQFP-48) or STM32L073VZT6 (Cortex-M0+, 192 KB Flash, LQFP-100), both requiring firmware rewrite and PCB rework.

엔지니어링 참조 데이터: PIC32MX530F128H-I/MR — 비교, 설계 지침 및 규정 준수 정보.

선택 가이드

Choose the PIC32MX530F128H-I/MR when your design requires USB 2.0 Full-Speed OTG and/or CAN 2.0B connectivity combined with 128 KB Flash in a 64-QFN footprint. It is the optimal balance of cost and integration for USB audio accessories, industrial HMI panels, and CAN sensor nodes. For firmware growth above 128 KB, select the pin-compatible PIC32MX570F512H-I/MR (512 KB Flash) or PIC32MX450F256H-I/MR (256 KB Flash). For cost-optimized designs that do not need USB or CAN, the PIC32MX350F128H-I/MR offers a $0.90 saving but loses the USB and CAN peripherals. For BLE/Wi-Fi co-processor designs needing more RAM (64 KB), the PIC32MX470F512H-I/MR is the correct choice. Cross-brand alternatives from STM32 or NXP require firmware rewrite and PCB rework - not drop-in compatible.

대체품과의 비교

파라미터 이 제품 PIC32MX570F512H-I/MR PIC32MX450F256H-I/MR PIC32MX470F512H-I/MR PIC32MX450F128H-I/MR PIC32MX350F128H-I/MR
Brand Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Package 64-QFN (9x9 mm) 64-QFN (9x9 mm) - same 64-QFN (9x9 mm) - same 64-QFN (9x9 mm) - same 64-QFN (9x9 mm) - same 64-QFN (9x9 mm) - same
Flash Memory 128 KB 512 KB 256 KB 512 KB 128 KB 128 KB
SRAM 16 KB 16 KB 16 KB 64 KB 16 KB 16 KB
Maximum Clock Speed 50 MHz 50 MHz 50 MHz 64 MHz 50 MHz 50 MHz
USB OTG Yes (Full-Speed) Yes (Full-Speed) Yes (Full-Speed) Yes (Full-Speed) Yes (Full-Speed) No
CAN 2.0B Yes Yes Yes Yes Yes No
I2S / SPI Modules 3 I2S/SPI 3 I2S/SPI 3 I2S/SPI 3 I2S/SPI 3 I2S/SPI 2 I2S/SPI
PMP (Parallel Master Port) Yes Yes Yes Yes Yes Yes
Operating Temperature Range -40 C to +85 C (industrial) -40 C to +85 C (industrial) -40 C to +85 C (industrial) -40 C to +85 C (industrial) -40 C to +85 C (industrial) -40 C to +85 C (industrial)
Unit Price (qty 1, USD) 5.85 7.20 6.40 8.10 5.85 4.95

주요 차별점

  • On-chip USB OTG transceiver + CAN 2.0B in single QFN-64 (vs PIC32MX350F128H-I/MR)
  • Peripheral Pin Select (PPS) flexibility for layout simplification (vs PIC32MX270F256H-I/MR)
  • 50 MHz operation versus 40 MHz in lower-tier families (vs PIC32MX270F256H-I/MR)

설계 노트

Place a 10 uF low-ESR ceramic capacitor in parallel with a 0.1 uF decoupling capacitor within 3 mm of every VDD pin (8, 19, 28, 43, 44, 54) of the PIC32MX530F128H-I/MR. The Vcap pin (core voltage regulator output) requires an additional 10 uF ceramic plus 0.1 uF capacitor pair. The USB VUSB pin must be bypassed with a 0.01 uF ceramic to handle high-frequency transceiver switching noise. Inadequate decoupling causes erratic PLL behavior and USB enumeration failures.

The 64-QFN package exposes a thermal pad (EPAD) that must be soldered to a continuous ground plane with multiple thermal vias to the inner PCB layers for heat dissipation. Maintain a 90-ohm differential impedance on USB D+/D- traces with 45-ohm single-ended impedance referenced to a continuous ground plane. Keep clock traces short and avoid running them parallel to switching signals; the 50 MHz CPU clock has harmonics up to 250 MHz that can couple into analog ADC inputs.

Do not exceed 3.6V on any I/O pin or the VDD supply - the PIC32MX530F128H-I/MR is NOT 5V tolerant. When using the USB peripheral, the VUSB pin must be connected even if USB is not used in the application, otherwise the device may fail to start up. Use only PGECx/PGEDx pin pairs for ICSP (e.g., PGEC1 with PGED1 or PGEC2 with PGED2); mixing pairs from different ports does not work. Finally, ensure all VSS pins are connected - the QFN package has 5 dedicated VSS pins plus the EPAD, and floating any one causes reliability issues.

For PMP (Parallel Master Port) operation driving an external TFT controller, add 22-33 ohm series damping resistors on PMD0-PMD7 data lines and PMA0-PMA3 address lines to suppress ringing. Keep the total trace length below 50 mm from MCU to display controller. The PMP clock can be tuned in software from 1 MHz to 50 MHz, and EMI is minimized by using the lowest PMP clock that meets the panel refresh requirement.

규정 준수 정보

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Applicable
무연
Yes
무할로겐
Unknown
분쟁 광물
Compliant

RoHS and REACH compliant per Microchip product page. Lead-free (Pb-free) reflow profile 260C peak. Not AEC-Q100 qualified - for automotive safety applications use PIC32MX570F512H-E/PT or PIC32MX1XX automotive variants. Halogen-free status not explicitly stated in the verified web data.

데이터 검증일: 2026-10-03 — XAIPART 부품 엔지니어링 팀이 검증하고 관리한 데이터

관련 검색

PIC32MX530F128H-I/MR PIC32MX530F128H-I/MR datasheet Microchip PIC32MX530F128H PIC32MX 50MHz 32-bit microcontroller QFN-64 64-pin QFN MIPS32 M4K MCU USB OTG CAN PIC32MX530 USB audio interface design PIC32MX530F128H vs PIC32MX570F512H PIC32MX530F128H drop-in replacement PIC32MX530F128H-I/MR price buy what is the flash memory of PIC32MX530F128H PIC32MX530F128H pinout QFN-64 32-bit MCU with USB OTG and CAN industrial HMI PIC32MX530F128H alternative cross reference

관련 부품 & 용어

Microchip Technology PIC32MX530F128H-I/MR PIC32MX570F512H-I/MR PIC32MX450F256H-I/MR PIC32MX470F512H-I/MR PIC32MX450F128H-I/MR PIC32MX350F128H-I/MR PIC32MX270F256H-I/MR MIPS32 M4K 32-bit microcontroller MCU USB 2.0 OTG CAN 2.0B DeviceNet I2S SPI Parallel Master Port PMP Peripheral Pin Select PPS CTMU capacitive touch QFN-64 surface mount ICSP RoHS industrial temperature grade USB audio interface industrial HMI
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