PIC32MX534F064L-I/PT - 80MHz 32-bit MCU, 64KB Flash, USB/CAN | Microchip
MPN： PIC32MX534F064L-I/PT ✓ 啟用中PIC32MX534F064L-I/PT 概覽
A 32-bit microcontroller (MCU) is a microprocessor integrating a CPU core, program memory (typically Flash), data memory (RAM), and a rich set of on-chip peripherals into a single IC. The PIC32MX family uses the MIPS32 M4K core, which combines deterministic interrupt response with a five-stage pipeline, placing the PIC32MX family in the hierarchy: 32-bit MCU -> embedded microcontroller -> RISC processor -> integrated circuit. This category is widely used wherever an 8-bit MCU is insufficient for processing throughput or peripheral bandwidth.
Key features of the PIC32MX534F064L-I/PT include 64 KB Flash with 16 KB RAM, four DMA channels for offloading data movement, an external bus interface with eight-bit Parallel Master Port (PMP) for graphics or external memory expansion, multiple UART/SPI/I2C interfaces, 16-bit timers and a real-time clock. The integrated USB 2.0 full-speed (12 Mbps) on-chip transceiver and CAN 2.0B controller eliminate external PHY chips, reducing BOM cost and PCB area.
The device operates from 2.3 V to 3.6 V and supports an industrial temperature range of -40C to +85C. Internal 8 MHz and 32 kHz oscillators allow flexible clocking, and a PLL multiplies the system clock to 80 MHz for demanding workloads. JTAG and two-wire ICSP interfaces enable in-circuit debugging and programming with Microchip MPLAB tools.
Typical applications include industrial automation with CAN-bus networking, USB peripherals such as data loggers or human-interface devices, embedded web servers using Ethernet, point-of-sale terminals, and consumer audio products. The combination of high-throughput peripherals and DSP-extensions in the MIPS core suits mixed signal-and-control designs.
When designing with this device, ensure the 100-pin TQFP footprint is laid out with proper thermal relief and that decoupling capacitors are placed adjacent to every VDD/VSS pair. Engineers should also evaluate whether the larger PIC32MX5/6/7xx family provides sufficient memory if the application is RAM-bound.
This page synthesizes distributor pricing, drop-in alternatives within the PIC32MX family, and practical design notes not found on a single manufacturer datasheet page.
直接替換替代品，適用於 PIC32MX534F064L-I/PT — 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： PIC32MX534F064L-I/PT （相同外形與佔位） — 差異在於 Core Architecture, Package, DMA Channels, Timers, MSL Level.
PIC32MX564F064L-I/PT
✅ 直接替換聯絡詢價
查看資料表 →PIC32MX534F128L-I/PT
✅ 直接替換📋 參考替代品（不在目錄中）
PIC32MX564F128L-I/PT
✅ 直接替換📋 參考替代品（不在目錄中）
PIC32MX534F064H-I/PT
✅ 直接替換聯絡詢價
查看資料表 →PIC32MX534F064L-I/PT 最大額定值與電氣特性
| Core Architecture | MIPS32 M4K (32-bit RISC) |
| Maximum CPU Clock | 80 MHz |
| Program Memory (Flash) | 64 KB (64K x 8) |
| Data Memory (RAM) | 16 KB |
| Operating Voltage Range | 2.3 V to 3.6 V |
| 封裝 | 100-pin TQFP (12x12 mm), industrial grade |
| 工作溫度 | -40C to +85C (industrial) |
| USB | USB 2.0 Full-Speed (12 Mbps) on-chip transceiver |
| CAN | CAN 2.0B controller |
| Ethernet | 10/100 Mbps MAC with MII/RMII interface |
| DMA Channels | 4 |
| External Bus Interface | Parallel Master Port (PMP), 8-bit |
| Timers | Five 16-bit timers/counters |
| Communication Interfaces | UART, SPI, I2C (multiple instances) |
| Programming/Debug | ICSP and JTAG |
| RoHS 狀態 | Compliant |
PIC32MX534F064L-I/PT 100-pin tqfp (12x12 mm), industrial grade 腳位配置指南
PIC32MX534F064L-I/PT（100-pin tqfp (12x12 mm), industrial grade 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： PIC32MX534F064L-I/PT.
請參閱 資料表 以查看完整腳位配置。
典型應用
PIC32MX534F064L-I/PT 適用於 6 應用s: Industrial CAN-bus Automation Controllers, USB Human-Interface Devices (HID) and Data Loggers, Embedded Ethernet Web-Server Nodes, Automotive Infotainment and Body Electronics, Point-of-Sale Terminals and Payment Devices, Sensor Hubs and IoT Edge Aggregators.
Industrial CAN-bus Automation Controllers
The PIC32MX534F064L-I/PT is well suited to industrial automation controllers where its on-chip CAN 2.0B controller and 80 MHz MIPS M4K core enable deterministic multi-node communication. The integrated CAN module supports CANopen and DeviceNet protocol stacks, while the 64 KB Flash accommodates protocol libraries plus application logic. At 80 MHz the core delivers roughly 80 MIPS, leaving ample headroom for sensor-fusion algorithms, PID control loops, and housekeeping tasks. Industrial designers benefit from the -40C to +85C temperature range, 2.3-3.6 V supply tolerance for noisy 24V-derived rails, and four DMA channels that offload repetitive peripheral moves. Pairing this MCU with a CAN transceiver such as the MCP2551 or ATA6560 forms a complete node; the part is also a strong fit for PLC I/O modules and motor-control gateways.
推薦
USB Human-Interface Devices (HID) and Data Loggers
USB peripherals such as HIDs, data loggers, and POS terminals benefit from the PIC32MX534F064L-I/PT's integrated USB 2.0 full-speed (12 Mbps) on-chip transceiver, which eliminates the need for an external USB PHY. The MIPS M4K core's deterministic interrupt latency simplifies USB enumeration and isochronous transfer handling. With 16 KB of RAM, the device supports small USB stacks plus buffer space for HID reports or logged data, while 64 KB Flash is sufficient for class drivers and application code. The four DMA channels enable background data movement between USB endpoints and memory without CPU intervention, freeing CPU cycles for processing. The 100-pin TQFP package exposes up to several dozen GPIO for buttons, LEDs, and LCD interfaces typical in HID designs.
推薦
Embedded Ethernet Web-Server Nodes
For IoT edge nodes and embedded web-server applications, the PIC32MX534F064L-I/PT integrates a 10/100 Ethernet MAC with MII/RMII, requiring only an external PHY such as the LAN8720A or DP83848. The 80 MHz core can run a lightweight TCP/IP stack (TCP/IP Lite, NicheLite) or Microchip's MPLAB Harmony Net Service, serving web pages and MQTT updates from its 16 KB RAM. Designers should be aware that 16 KB RAM limits simultaneous socket counts, but for sensor-telemetry endpoints this is ample. The 64 KB Flash comfortably holds a small HTTP server plus custom application logic. The integrated Ethernet MAC eliminates discrete network processors, reducing both BOM cost and PCB area compared with external ENC28J60-based designs.
推薦
Automotive Infotainment and Body Electronics
Within body-electronics and infotainment-adjacent ECUs, the PIC32MX534F064L-I/PT offers CAN 2.0B for vehicle-bus connectivity plus USB for media or diagnostics ports. Although this specific -I/PT suffix denotes industrial -40C to +85C, the same silicon is available with the -H (extended temperature) and -V suffix for automotive-grade operation. The 80 MHz MIPS core supports audio decoding, HMI rendering, and CAN gateway tasks simultaneously. The 64 KB Flash and 16 KB RAM are modest, so this part fits gateway modules, HVAC controllers, and small body controllers rather than main infotainment head units. Designers should validate AEC-Q100 qualification for the chosen temperature grade before deploying in production automotive designs.
推薦
Point-of-Sale Terminals and Payment Devices
Point-of-sale terminals typically require USB device connectivity (for PC pairing), Ethernet (for LAN connectivity to back-office systems), and sometimes CAN or serial peripherals for printer or cash-drawer integration. The PIC32MX534F064L-I/PT brings all of these on-chip in a single 100-pin TQFP, eliminating multiple external ICs. The 64 KB Flash holds payment-application logic and USB class drivers, while 16 KB RAM supports transaction buffers. The 80 MHz MIPS M4K core can run small cryptographic libraries for tokenization or PIN-pad handling. Secure-boot and firmware-update flows are supported via the ICSP/JTAG interface and Flash self-programming features documented in the family reference manual.
推薦
Sensor Hubs and IoT Edge Aggregators
As an IoT sensor hub, the PIC32MX534F064L-I/PT can aggregate data from UART, SPI and I2C sensors and forward it over Ethernet or CAN. The four DMA channels allow simultaneous high-throughput data capture from multiple peripherals without CPU intervention. The 80 MHz core performs local pre-processing, threshold detection, and simple filtering before transmitting aggregated data upstream. The integrated Ethernet MAC with external PHY connects the hub to a wired IoT backbone, while CAN provides a robust industrial fieldbus interface. With -40C to +85C industrial temperature support and 2.3-3.6 V supply range, this MCU fits factory-floor and outdoor-enclosure deployments. The 100-pin TQFP package provides generous GPIO for sensor interfaces.
推薦
推薦產品摘要
工程參考資料，適用於 PIC32MX534F064L-I/PT — 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 | PIC32MX564F064L-I/PT | PIC32MX534F128L-I/PT | PIC32MX564F128L-I/PT | PIC32MX534F064H-I/PT |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 100-pin TQFP (12x12 mm) | 100-pin TQFP (12x12 mm) | 100-pin TQFP (12x12 mm) | 100-pin TQFP (12x12 mm) | 100-pin TQFP (12x12 mm) |
| Core Architecture | MIPS32 M4K 32-bit | MIPS32 M4K 32-bit | MIPS32 M4K 32-bit | MIPS32 M4K 32-bit | MIPS32 M4K 32-bit |
| Maximum CPU Clock | 80 MHz | 80 MHz | 80 MHz | 80 MHz | 80 MHz |
| Flash Memory | 64 KB | 64 KB | 128 KB | 128 KB | 64 KB |
| RAM | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB |
| USB | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB 2.0 Full-Speed |
| CAN | CAN 2.0B | CAN 2.0B | CAN 2.0B | CAN 2.0B | CAN 2.0B |
| Ethernet | 10/100 MAC with MII/RMII | 10/100 MAC with MII/RMII | 10/100 MAC with MII/RMII | 10/100 MAC with MII/RMII | 10/100 MAC with MII/RMII |
| Operating Temperature | -40C to +85C (industrial) | -40C to +85C (industrial) | -40C to +85C (industrial) | -40C to +85C (industrial) | -40C to +105C (extended) |
主要差異化特點
- Triple-connectivity on-chip (對比PIC32MX430F064L-I/PT)
- Industrial temperature grade at lower cost than extended grade (對比PIC32MX534F064H-I/PT)
- Compact 64 KB Flash fits small firmware with full connectivity (對比PIC32MX534F128L-I/PT)
設計說明
Decoupling: place one 100 nF ceramic capacitor adjacent to every VDD/VSS pair on the 100-pin TQFP, plus a single 4.7 uF or 10 uF bulk capacitor near the supply pins. According to Microchip's PIC32MX5xx hardware design checklist, improper decoupling is the leading cause of USB enumeration failures and PLL jitter on this family. Use a low-ESR X7R ceramic for the bulk cap and keep total supply trace inductance under 5 nH.
Crystal selection: the PIC32MX534F064L-I/PT's PLL requires a specific load capacitance on the primary oscillator pins (typically 18 pF). Using a crystal with mismatched load capacitance causes oscillator startup failures at cold temperatures. Choose a crystal rated for 20 pF effective load and add the two load capacitors as specified in the family datasheet. Verify startup margin at -40C during validation.
USB layout: the USB D+ and D- traces must be routed as a 90-ohm differential pair with matching length within 150 mil. Place the 15 kB pull-down resistor on D- close to the MCU pin and keep the pair away from switching signals or crystals. Failing to meet USB impedance requirements causes signal-integrity failures at full-speed compliance testing.
Power dissipation: at 80 MHz with all peripherals active, typical core current is around 70 mA at 3.3 V, yielding approximately 230 mW of dissipation. The 100-pin TQFP package has theta-JA around 35-40 C/W on a 4-layer PCB, producing about a 9 C temperature rise above ambient. Provide adequate copper pour under the exposed pad area (TQFP pin-side pour) to keep junction temperature below 125 C even in enclosed industrial housings.
合規資訊
Industrial -40C to +85C temperature grade; not AEC-Q100 qualified. Choose -H/PT extended or -V automotive suffix for AEC-Q100 applications. RoHS and REACH compliant per Microchip product declaration.
