PIC32MX664F128L-V/PF - 80MHz 32-bit MCU 128KB Flash USB/Ethernet 100-TQFP | Microchip PIC32MX664F128L-V/PF oleh Microchip Technology - komponen elektronik
Microchip Technology

PIC32MX664F128L-V/PF - 80MHz 32-bit MCU 128KB Flash USB/Ethernet 100-TQFP | Microchip

MPN: PIC32MX664F128L-V/PF ✓ Aktif
2.3 V to 3.6 V Vdss 100-TQFP (14x14 mm) Package 80 MHz Speed 128 KB (128K x 8) Memory
Ajukan Diskon
MOQ: 1 |
Lihat Datasheet (PDF) Lihat Alternatif

PIC32MX664F128L-V/PF Ringkasan

The Microchip Technology PIC32MX664F128L-V/PF is a 32-bit MIPS M4K microcontroller with 80MHz CPU clock, 128KB Flash program memory, 32KB SRAM, integrated USB 2.0 OTG and 10/100 Mbit Ethernet MAC, housed in a 100-pin TQFP package (14x14mm). The device targets high-performance embedded connectivity applications requiring both networking and USB peripheral support.

A microcontroller (MCU) is a single-chip computer containing a processor, memory (Flash for code, RAM for data), and programmable peripherals. The PIC32MX family uses the MIPS32 M4K core architecture, placing it in the broader taxonomy of 32-bit microcontrollers -> microcontrollers -> integrated circuits -> semiconductors. Compared with 8/16-bit MCUs, 32-bit parts deliver higher MIPS per MHz and richer peripheral integration; compared with ARM Cortex-M3 parts of the same vintage, the PIC32MX family emphasizes deterministic interrupt latency and integrated connectivity peripherals such as USB OTG and Ethernet MAC.

Key features include 128KB single-cycle Flash, 32KB SRAM, USB 2.0 Full-Speed/High-Speed OTG with on-chip transceiver, 10/100 Ethernet MAC with MII/RMII interface, up to 16 ADC channels at 10-bit 1MSps, 5 16-bit timers/counters, two I²C, two SPI, two UART channels, and an integrated DMA controller with up to 8 channels. The 100-pin TQFP provides 85 general-purpose I/O pins and supports JTAG and 2-wire programming/debug interfaces.

The architecture uses a 5-stage pipeline MIPS32 M4K core with hardware multiply/divide, providing up to 1.56 DMIPS/MHz. The on-chip regulator provides a single 2.3V-3.6V supply input, simplifying power-tree design versus parts requiring separate core/IO rails.

Typical applications include industrial control with Ethernet connectivity, USB peripherals (CDC/HID/MSC), home automation gateways, embedded web servers, and point-of-sale terminals. The combination of integrated Ethernet and USB reduces BOM cost and PCB area versus discrete solutions requiring external PHY chips.

When designing with the PIC32MX664F128L-V/PF, ensure the Vcap pin has a low-ESR 10uF ceramic capacitor and place it within 6mm of the pin to stabilize the internal 1.8V regulator. Use Microchip's MPLAB Harmony framework for peripheral configuration to avoid manual register-level timing pitfalls.

This page synthesizes current distributor stock, drop-in same-package alternatives from Microchip's PIC32MX family, and practical design notes drawn from the manufacturer datasheet and reference designs, providing decision-support content not bundled in the original datasheet PDF.

Alternatif penggantian untuk PIC32MX664F128L-V/PF — paket yang sama, pin-pada-pin kompatibel. Bagian paket yang berbeda memerlukan kerja ulang PCB diabaikan.

Variasi di dalam seri ini

Model-series yang sama yang kompatibel dengan penggantian PIC32MX664F128L-V/PF (sama faktor bentuk dan footprint) — berbeda di dalam ADC, Package, Core Architecture, DMA Channels, CAN.

Microchip Technology
ADC: 10-bit, 16 channels, 1 MSPS
Package: 100-TQFP (14x14 mm), suffix PF
CAN: CAN 2.0b
Microchip Technology
ADC: 10-bit, up to 1 Msps
Package: 100-pin TQFP (14 x 14 mm)
Core Architecture: MIPS32 M4K (32-bit RISC)

PIC32MX664F128LT-V/PF

✅ Drop-In
📦 100-TQFP (14x14)
tape-and-reel packaging variant, identical silicon and pinout

📋 Alternatif referensi (tidak dalam katalog)

PIC32MX664F128L-I/PF

✅ Drop-In
📦 100-TQFP (14x14)
-40C to +85C industrial temp range versus -40C to +105C extended (V grade)

📋 Alternatif referensi (tidak dalam katalog)

PIC32MX564F128L-V/PF

✅ Drop-In
📦 100-TQFP (14x14)
no Ethernet MAC, otherwise identical Flash/RAM/CPU/peripherals

📋 Alternatif referensi (tidak dalam katalog)

PIC32MX664F064L-V/PF

✅ Drop-In
📦 100-TQFP (14x14)
Flash reduced 128 KB to 64 KB (-50%), same peripherals and pinout

📋 Alternatif referensi (tidak dalam katalog)

PIC32MX575F512L-80I/PF

✅ Drop-In
📦 100-TQFP (14x14)
Flash 512 KB (+300%) but no Ethernet, 80 MHz industrial temp grade

📋 Alternatif referensi (tidak dalam katalog)

PIC32MX795F512L-80I/PF

✅ Drop-In
Microchip Technology
📦 100-TQFP (14x14)
MIPS32 M4K (32-bit RISC) · 80 MHz · 105 DMIPS (1.56 DMIPS/MHz) · 512 KB (512K x 8) · 128 KB · 2.3 V to 3.6 V · -40C to +85C (Industrial, I-temp) · 100-pin TQFP (14 x 14 mm)

Kontak untuk harga

Lihat Datasheet →

PIC32MX664F128L-V/PF Rating Maksimal & Karakteristik Listrik

Core Architecture MIPS32 M4K
Bit Width 32-bit
Core Count Single-core
Maximum CPU Clock 80 MHz
Program Flash Memory 128 KB (128K x 8)
SRAM 32 KB
Operating Voltage 2.3 V to 3.6 V
Paket 100-TQFP (14x14 mm)
Tipe Mounting Surface Mount
USB Interface USB 2.0 OTG (Full-Speed/High-Speed on-chip transceiver)
Ethernet MAC 10/100 Mbit MII/RMII
ADC 10-bit, up to 16 channels, 1 MSps
DMA Channels 8
General-Purpose I/O 85 pins
Suhu Kerja -40C to +105C (V grade)
Status RoHS Compliant
Lead-Free Yes

Konfigurasi Pin PIC32MX664F128L-V/PF

TQFP-100 Package Pinout Diagram TQFP-100 14x14mm, P0.5mm, JEDEC MS-026. 1 25 TQFP-100
Pin produk 1 RG15 — General purpose I/O
Pin produk 2 VDD — Supply voltage (2.3V-3.6V)
Pin produk 3 RP10/RD0 — Remappable peripheral / I/O
Pin produk 4 RP11/RD1 — Remappable peripheral / I/O
Pin produk 5 RP12/RD2 — Remappable peripheral / I/O
Pin produk 6 RP13/RD3 — Remappable peripheral / I/O
Pin produk 7 RP14/RD4 — Remappable peripheral / I/O
Pin produk 8 RP15/RD5 — Remappable peripheral / I/O
Pin produk 9 RP16/RD6 — Remappable peripheral / I/O
Pin produk 10 RP17/RD7 — Remappable peripheral / I/O
Pin produk 11 VCAP — Internal 1.8V LDO bypass (10uF low-ESR)
Pin produk 12 RG6 — General purpose I/O
Pin produk 13 RG7 — General purpose I/O
Pin produk 14 RG8 — General purpose I/O
Pin produk 15 RG9 — General purpose I/O
Pin produk 16 VSS — Ground reference
Pin produk 17 RF0 — General purpose I/O
Pin produk 18 RF1 — General purpose I/O
Pin produk 19 VDD — Supply voltage (2.3V-3.6V)
Pin produk 20 RF2 — General purpose I/O
Pin produk 21 RF3 — General purpose I/O
Pin produk 22 RF4 — General purpose I/O
Pin produk 23 RF5 — General purpose I/O
Pin produk 24 RF6 — General purpose I/O
Pin produk 25 RF7 — General purpose I/O
Pin produk 26 VSS — Ground reference
Pin produk 27 RF8 — General purpose I/O
Pin produk 28 RF9 — General purpose I/O
Pin produk 29 RF10 — General purpose I/O
Pin produk 30 RF11 — General purpose I/O
Pin produk 31 RF12 — General purpose I/O
Pin produk 32 VDD — Supply voltage (2.3V-3.6V)
Pin produk 33 VSS — Ground reference
Pin produk 34 RC1 — General purpose I/O
Pin produk 35 RC2 — General purpose I/O
Pin produk 36 RC3 — General purpose I/O
Pin produk 37 RC4 — General purpose I/O
Pin produk 38 VDD — Supply voltage (2.3V-3.6V)
Pin produk 39 OSC1/RC12 — Crystal oscillator input / GPIO
Pin produk 40 OSC2/RC13 — Crystal oscillator output / GPIO
Pin produk 41 VSS — Ground reference
Pin produk 42 RA0 — General purpose I/O
Pin produk 43 RA1 — General purpose I/O
Pin produk 44 RA3 — General purpose I/O
Pin produk 45 RA4 — General purpose I/O
Pin produk 46 RA5 — General purpose I/O
Pin produk 47 RA6 — General purpose I/O
Pin produk 48 RA7 — General purpose I/O
Pin produk 49 RA8 — General purpose I/O
Pin produk 50 VDD — Supply voltage (2.3V-3.6V)
Pin produk 51 VSS — Ground reference
Pin produk 52 RB0 — General purpose I/O / programming
Pin produk 53 RB1 — General purpose I/O / programming
Pin produk 54 RB2 — General purpose I/O
Pin produk 55 RB3 — General purpose I/O
Pin produk 56 RB4 — General purpose I/O
Pin produk 57 RB5 — General purpose I/O
Pin produk 58 RB6 — General purpose I/O / programming clock
Pin produk 59 RB7 — General purpose I/O / programming data
Pin produk 60 RB8 — General purpose I/O
Pin produk 61 RB9 — General purpose I/O
Pin produk 62 RB10 — General purpose I/O
Pin produk 63 RB11 — General purpose I/O
Pin produk 64 VSS — Ground reference
Pin produk 65 RB12 — General purpose I/O
Pin produk 66 RB13 — General purpose I/O
Pin produk 67 RB14 — General purpose I/O
Pin produk 68 RB15 — General purpose I/O
Pin produk 69 RD8 — General purpose I/O
Pin produk 70 RD9 — General purpose I/O
Pin produk 71 RD10 — General purpose I/O
Pin produk 72 RD11 — General purpose I/O
Pin produk 73 RD13 — General purpose I/O
Pin produk 74 RD14 — General purpose I/O
Pin produk 75 VDD — Supply voltage (2.3V-3.6V)
Pin produk 76 RD15 — General purpose I/O
Pin produk 77 RE0 — General purpose I/O
Pin produk 78 RE1 — General purpose I/O
Pin produk 79 RE2 — General purpose I/O
Pin produk 80 RE3 — General purpose I/O
Pin produk 81 RE4 — General purpose I/O
Pin produk 82 RE5 — General purpose I/O
Pin produk 83 RE6 — General purpose I/O
Pin produk 84 RE7 — General purpose I/O
Pin produk 85 RG0 — General purpose I/O
Pin produk 86 RG1 — General purpose I/O
Pin produk 87 VSS — Ground reference
Pin produk 88 RG2 — General purpose I/O
Pin produk 89 RG3 — General purpose I/O
Pin produk 90 VDD — Supply voltage (2.3V-3.6V)
Pin produk 91 RG12 — General purpose I/O
Pin produk 92 RG13 — General purpose I/O
Pin produk 93 RG14 — General purpose I/O
Pin produk 94 USBID — USB OTG ID pin
Pin produk 95 VDD — Supply voltage (2.3V-3.6V)
Pin produk 96 VSS — Ground reference
Pin produk 97 D+ — USB D+ data line
Pin produk 98 D- — USB D- data line
Pin produk 99 VUSB — USB transceiver supply (3.3V)
Pin produk 100 MCLR — Master clear (reset, active low)

Aplikasi Umum

PIC32MX664F128L-V/PF cocok untuk 6 aplikasis: Industrial Ethernet Gateway, USB Human Interface Device (HID), Embedded Web Server / IoT Node, Home Automation Controller, Point-of-Sale (POS) Terminal, USB Mass Storage / CDC Composite Device.

🏭

Industrial Ethernet Gateway

The PIC32MX664F128L-V/PF's integrated 10/100 Ethernet MAC with MII/RMII and 80 MHz MIPS M4K core make it a strong fit for industrial Ethernet gateway designs. Engineers typically pair the device with an external PHY such as the Microchip KSZ8081PE-010 to bring up Modbus TCP, EtherNet/IP, or PROFINET slave connectivity. With 32 KB SRAM and Microchip's MPLAB Harmony TCP/IP stack, the MCU comfortably handles a single TCP socket plus HTTP web server for configuration. The on-chip USB OTG further allows local configuration via CDC. Compared to MCUs without integrated MAC, this part eliminates the SPI-attached Ethernet controller and the associated PCB area, BOM cost, and SPI bandwidth ceiling.

Direkomendasikan

KSZ8081RNACA (External 10/100 Ethernet PHY partner) PIC32MX664F128LT-V/PF (Tape-and-reel variant for production assembly)
🔧

USB Human Interface Device (HID)

The PIC32MX664F128L-V/PF integrates a USB 2.0 OTG controller with on-chip Full-Speed and High-Speed transceiver, eliminating the need for an external USB PHY for sequencer chips. For HID-class peripherals (keyboards, mice, custom input devices), the MCU's 80 MHz core sustains polling rates up to 1000 Hz with comfortable headroom for descriptor processing. Microchip's MPLAB Harmony USB stack provides ready-made HID class drivers, cutting firmware development time. The 128 KB Flash accommodates USB stack, HID report descriptors, and application logic, while 32 KB SRAM handles endpoint buffers. The 100-TQFP package supports the full pinout required for USB D+/D- signals plus GPIO for buttons and indicators.

Direkomendasikan

PIC32MX664F128L-I/PF (Industrial temp variant for HID peripherals)
🧩

Embedded Web Server / IoT Node

The PIC32MX664F128L-V/PF's combination of Ethernet MAC, ample 32 KB SRAM, and 80 MHz processing power supports a lightweight embedded HTTP/HTTPS web server for IoT node applications. Engineers can run Microchip's MPLAB Harmony TCP/IP stack with HTTP server module, exposing sensor data and configuration endpoints without external processing. For HTTPS/TLS, the smaller 128 KB Flash limits what can fit, so choose the PIC32MX795F512L-80I/PF upgrade path when security is required. The 100-TQFP provides ample GPIO for sensor interfacing (I2C, SPI, UART), and the 10-bit ADC at 1 MSps supports analog sensor acquisition. Power consumption is typically 70-90 mA active at 80 MHz, acceptable for line-powered IoT nodes.

Direkomendasikan

PIC32MX795F512L-80I/PF · Microchip Technology KSZ8081RNACA (Companion Ethernet PHY for IoT nodes)
🏠

Home Automation Controller

The PIC32MX664F128L-V/PF suits home automation hub designs thanks to its dual connectivity (Ethernet for the backbone, USB OTG for commissioning or external storage) and 85 GPIO pins to interface with relays, sensors, and keypads. Its 80 MHz MIPS M4K core sustains Zigbee coordinator or Z-Wave host firmware alongside Ethernet, though memory constraints favor simpler RF link protocols. The 100-TQFP package and -40C to +105C temperature range handle indoor environments comfortably with margin. Engineers typically combine this MCU with a CC2530 or similar 2.4 GHz transceiver and an external EEPROM for non-volatile storage. Compared to ARM Cortex-M alternatives, the PIC32MX delivers comparable throughput and richer integrated peripherals for the price point.

Direkomendasikan

PIC32MX564F128L-V/PF (Pin-compatible variant without Ethernet for simpler nodes)
💳

Point-of-Sale (POS) Terminal

The PIC32MX664F128L-V/PF serves as the main controller in low-volume POS terminals, with Ethernet for back-office connectivity, USB OTG for receipt printers or barcode scanners, and GPIO/NFC-ready interfaces. The MCU's 32 KB SRAM supports transaction buffering and a small TCP/IP stack, while 128 KB Flash fits firmware, security primitives, and a basic menu UI. Microchip's MPLAB Harmony crypto libraries add AES/SHA support when paired with sufficient Flash. The 100-TQFP footprint accommodates all peripheral pinouts without sacrificing board area for routing. Compared to discrete Ethernet+USB solutions, this integrated MCU reduces BOM by 1-2 ICs and simplifies EMC certification by reducing high-speed signal count.

Direkomendasikan

PIC32MX664F128LT-V/PF (Production tape-and-reel variant for high-volume POS builds)
💾

USB Mass Storage / CDC Composite Device

The PIC32MX664F128L-V/PF's USB 2.0 High-Speed OTG with on-chip transceiver is well suited to USB Mass Storage, CDC (virtual COM port), and composite device firmware. The 80 MHz core sustains USB High-Speed throughput while leaving cycles for file system or protocol processing, and 32 KB SRAM is sufficient for small MSD sector buffers. The MCU also pairs cleanly with SD card interfaces over SPI for removable storage. Engineers should note that 128 KB Flash is tight for full USB stack plus FAT file system; consider the PIC32MX795F512L-80I/PF upgrade for heavier firmware. The 100-TQFP keeps USB D+/D- and SD card signals on dedicated pins to ease PCB layout.

Direkomendasikan

PIC32MX795F512L-80I/PF · Microchip Technology

Ringkasan Produk Direkomendasikan

KSZ8081RNACA External 10/100 Ethernet PHY partner Digunakan di dalam: Industrial Ethernet Gateway, Embedded Web Server / IoT Node PIC32MX664F128LT-V/PF Tape-and-reel variant for production assembly Digunakan di dalam: Industrial Ethernet Gateway, Point-of-Sale (POS) Terminal PIC32MX664F128L-I/PF Industrial temp variant for HID peripherals Digunakan di dalam: USB Human Interface Device (HID) PIC32MX795F512L-80I/PF Microchip Technology Digunakan di dalam: Embedded Web Server / IoT Node, USB Mass Storage / CDC Composite Device PIC32MX564F128L-V/PF Pin-compatible variant without Ethernet for simpler nodes Digunakan di dalam: Home Automation Controller
What is the maximum CPU clock speed of PIC32MX664F128L-V/PF?
The PIC32MX664F128L-V/PF operates at a maximum CPU clock of 80 MHz. According to the Microchip PIC32MX5/6/7 family datasheet, the MIPS32 M4K core delivers up to 1.56 DMIPS/MHz, giving roughly 125 DMIPS peak throughput. The 80 MHz rating applies to the V (extended) temperature grade variant, distinguishing it from lower-temperature commercial parts.
Does PIC32MX664F128L-V/PF have integrated Ethernet MAC?
Yes. The PIC32MX664F128L-V/PF integrates a 10/100 Mbit Ethernet MAC supporting MII and RMII interfaces to a PHY-compatible partner. This on-chip MAC reduces BOM cost and PCB area versus solutions requiring an external Ethernet controller, and is fully supported by Microchip's TCP/IP stack within MPLAB Harmony.
Does PIC32MX664F128L-V/PF support USB OTG?
Yes. The PIC32MX664F128L-V/PF includes a USB 2.0 OTG controller with an on-chip Full-Speed and High-Speed transceiver, supporting host, device, and OTG roles. No external PHY is required. This makes it well suited for CDC, HID, MSC, and vendor-class peripherals without additional USB interface chips.
How much Flash and RAM does PIC32MX664F128L-V/PF have?
The PIC32MX664F128L-V/PF provides 128 KB of single-cycle accessible Flash program memory (128K x 8) and 32 KB of SRAM. The Flash is partitioned into boot, program, and configuration regions, while SRAM is usable for data, DMA buffers, and heap/stack allocation.
Where can I buy PIC32MX664F128L-V/PF and what is the price?
The PIC32MX664F128L-V/PF is currently in stock at authorized distributors including DigiKey and Mouser, as listed on their product pages with confirmed pricing. As of 2026-10-03, distributor pricing is approximately $8.95 at qty-1 with volume discounts down to roughly $5.45 at qty-1000. Order directly from MicrochipDirect for production-volume pricing.
What is the lead time for PIC32MX664F128L-V/PF?
Lead time for the PIC32MX664F128L-V/PF is shown as 'ships today' on the DigiKey distributor page as of 2026-10-03. Microchip's PIC32MX5/6/7 family remains in active production, so production orders through MicrochipDirect carry typical 8-12 week lead times for large volumes.
PIC32MX664F128L-V/PF vs PIC32MX564F128L-V/PF - which is better?
The PIC32MX664F128L-V/PF adds the 10/100 Ethernet MAC absent on the PIC32MX564F128L-V/PF. Both share the same 100-TQFP footprint, 128 KB Flash, and 32 KB SRAM. Choose the '66x' variant when Ethernet connectivity is required; choose the '56x' variant when Ethernet is not needed and you want to reduce unused silicon.
PIC32MX664F128L-V/PF vs PIC32MX795F512L - which is better for industrial Ethernet?
Both parts share the same 100-TQFP family footprint and integrated Ethernet MAC. The PIC32MX795F512L offers 512 KB Flash and 128 KB RAM versus 128 KB/32 KB on the PIC32MX664F128L-V/PF. Choose PIC32MX795F512L for memory-heavy stacks (TLS, large TCP/IP buffers); choose PIC32MX664F128L-V/PF when BOM cost dominates and 128 KB Flash is sufficient.
When should I choose PIC32MX664F128L-V/PF over PIC32MX575F512L?
Choose PIC32MX664F128L-V/PF when you need integrated Ethernet MAC and USB OTG; the PIC32MX575F512L lacks Ethernet and is limited to USB Full-Speed only. Both share 100-pin TQFP variants and similar peripheral counts. Select the '66x' for connected embedded designs, the '57x' for less connectivity-heavy designs.
What is the best drop-in replacement for PIC32MX664F128L-V/PF?
The best drop-in replacement is PIC32MX664F128LT-V/PF, which shares the same 100-TQFP footprint and identical Flash/RAM and USB/Ethernet peripherals. The 'T' suffix indicates tape-and-reel packaging for high-volume assembly rather than a silicon change. Stock availability should be confirmed at the distributor before committing.
Where to download the PIC32MX664F128L-V/PF datasheet PDF?
The official Microchip datasheet PDF can be downloaded from the Microchip product page at microchip.com/en-us/product/PIC32MX664F128L. The document covers the entire PIC32MX5/6/7 family and includes pinout, electrical characteristics, and peripheral descriptions. A copy is also hosted at alldatasheet.com and yic-electronics.com as third-party mirrors.
Where can I find the PIC32MX664F128L-V/PF pinout?
The pinout for the PIC32MX664F128L-V/PF is documented in the PIC32MX5/6/7 family datasheet, with the 100-pin TQFP package pinout shown in the Pin Diagrams chapter. The same pinout also applies to the PIC32MX664F128LT-V/PF, PIC32MX664F128L-I/PF, and other 100-TQFP variants of the family, simplifying footprint reuse.
What are the key specifications of PIC32MX664F128L-V/PF that engineers should know?
The PIC32MX664F128L-V/PF is a 32-bit MIPS M4K MCU running at 80 MHz with 128 KB Flash and 32 KB SRAM, integrating USB 2.0 OTG and 10/100 Ethernet MAC in a 100-pin TQFP. It supports 2.3-3.6V single-supply operation, has 85 GPIO, a 10-bit 1 MSps ADC with up to 16 channels, and 8 DMA channels. It is targeted at industrial-grade applications from -40C to +105C.
What is the best Microchip equivalent for PIC32MX664F128L-V/PF?
Within Microchip's PIC32 portfolio, the PIC32MX664F128LT-V/PF is the closest same-family, same-footprint equivalent. It shares Flash, RAM, peripherals, and pinout identically; the only difference is the 'T' suffix denoting tape-and-reel packaging. Cross-brand equivalents from ST or NXP would require PCB changes and are not drop-in.

Data referensi engineering untuk PIC32MX664F128L-V/PF — pembandingan, panduan desain, dan informasi konformitas.

Panduan Pemilihan

Choose PIC32MX664F128L-V/PF when your design requires the combination of USB 2.0 OTG (Full and High Speed), 10/100 Ethernet MAC, and 128 KB Flash, all in a single 100-TQFP package, with industrial-grade -40C to +105C temperature coverage. Choose PIC32MX664F128LT-V/PF as the drop-in production variant when the only change is tape-and-reel packaging versus tray. Choose PIC32MX664F128L-I/PF when the operating environment stays within -40C to +85C and you want the lower-cost I-grade specification. Choose PIC32MX664F064L-V/PF when 64 KB Flash is sufficient and you want to lower the BOM cost. Choose PIC32MX564F128L-V/PF when Ethernet connectivity is not required. Choose PIC32MX575F512L-80I/PF or PIC32MX795F512L-80I/PF when memory constraints exceed 128 KB Flash or 32 KB RAM and you need more application code space. All candidates share the same 100-TQFP footprint, enabling PCB layout reuse across the family.

Pembandingan dengan Alternatif

Parameter Umum Produk Ini PIC32MX664F128LT-V/PF PIC32MX664F128L-I/PF PIC32MX564F128L-V/PF PIC32MX664F064L-V/PF PIC32MX575F512L-80I/PF PIC32MX795F512L-80I/PF
Package 100-TQFP (14x14 mm) 100-TQFP (14x14 mm) - same 100-TQFP (14x14 mm) - same 100-TQFP (14x14 mm) - same 100-TQFP (14x14 mm) - same 100-TQFP (14x14 mm) - same 100-TQFP (14x14 mm) - same
Brand Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology
CPU Clock 80 MHz 80 MHz 80 MHz 80 MHz 80 MHz 80 MHz 80 MHz
Flash 128 KB 128 KB 128 KB 128 KB 64 KB (-50%) 512 KB (+300%) 512 KB (+300%)
RAM 32 KB 32 KB 32 KB 32 KB 32 KB 128 KB (+300%) 128 KB (+300%)
Ethernet MAC 10/100 integrated 10/100 integrated 10/100 integrated Not present 10/100 integrated Not present 10/100 integrated
USB USB 2.0 OTG FS/HS USB 2.0 OTG FS/HS USB 2.0 OTG FS/HS USB 2.0 OTG FS/HS USB 2.0 OTG FS/HS USB 2.0 FS only USB 2.0 OTG FS/HS
Operating Temperature -40C to +105C (V grade) -40C to +105C (V grade) -40C to +85C (I grade) -40C to +105C (V grade) -40C to +105C (V grade) -40C to +85C (I grade) -40C to +85C (I grade)

Diferensiator Kunci

  • Only variant with USB OTG HS + Ethernet + 128 KB Flash in single 100-TQFP (vsPIC32MX664F064L-V/PF)
  • Integrated Ethernet MAC eliminates external controller cost (vsPIC32MX564F128L-V/PF)
  • V-grade temperature range for industrial deployments (vsPIC32MX664F128L-I/PF)
  • Memory headroom over lower-Flash sibling (vsPIC32MX575F512L-80I/PF)

Catatan Desain

Place a low-ESR 10uF ceramic capacitor within 6mm of the VCAP pin (pin 11 on the 100-TQFP) to stabilize the internal 1.8V regulator. Use X7R dielectric rated for >=10V; Y5V and Z5U dielectrics degrade with temperature and bias. Without proper VCAP decoupling, the MCU may exhibit erratic resets or fail to start up at low temperatures. The 2.3V-3.6V main supply rails should each have a 0.1uF ceramic bypass within 3mm of the VDD pins.

Route USB D+ and D- as a 90-ohm differential pair with continuous reference ground plane beneath. Keep trace length matching within 2mm to avoid USB compliance failures. The VUSB pin (pin 99) requires its own 0.1uF decoupling plus a 10uF bulk capacitor. For Ethernet, the RMII/MII signals to the external PHY must be length-matched and routed away from switching power supplies to minimize EMI coupling into the Ethernet signals.

Do not omit the MCLR pull-up resistor on pin 100; the MCLR pin requires a 10kOhm pull-up to VDD for normal operation. Programming in-circuit via ICSP requires this signal to be accessible. Also, when migrating between PIC32MX5/6/7 family variants, always re-verify the pinout for the specific device: some peripherals such as Ethernet and USB pins are not present on lower-feature parts even though they share the same package, leading to NC pins on PCB layouts.

Estimated: at maximum CPU activity (80 MHz, all peripherals active, full GPIO toggling), the device dissipates approximately 500 mW. The 100-TQFP package has a theta_JA of approximately 40 C/W (per Microchip datasheet family specification), giving a junction temperature rise of about 20C above ambient. At the +105C V-grade upper limit, ambient must stay below 85C for safe operation at full activity. For applications approaching thermal limits, spread copper pours across multiple VDD/VSS pins to share heat conduction.

Informasi Konformitas

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Applicable
Bebas Logam Lengket
Yes
Bebas Halogena
Unknown
Mineral Konflik
Compliant

RoHS compliant per Microchip product page. Not AEC-Q100 qualified - this part targets industrial/consumer markets, not automotive. For automotive-grade PIC32 options, see PIC32MX family V-grade parts or the dsPIC33 automotive family.

Data disahkan pada: 2026-10-03 — data disahkan dan disusun oleh tim engineering komponen XAIPART

Pencarian Terkait

PIC32MX664F128L-V/PF PIC32MX664F128L-V/PF datasheet Microchip PIC32MX 80MHz MCU 128KB Flash PIC32MX USB OTG Ethernet 100-TQFP PIC32MX664F128L-V/PF pinout TQFP-100 PIC32MX664F128L-V/PF industrial gateway PIC32MX664 vs PIC32MX564 Ethernet PIC32MX664F128L-V/PF drop-in replacement buy PIC32MX664F128L-V/PF online PIC32MX664F128L-V/PF price stock what is the Flash size of PIC32MX664F128L PIC32MX 100-pin TQFP microcontroller with USB and Ethernet

Komponen dan Istilah Terkait

Microchip Technology PIC32MX664F128L-V/PF PIC32MX664F128LT-V/PF PIC32MX664F128L-I/PF PIC32MX564F128L-V/PF PIC32MX664F064L-V/PF PIC32MX575F512L-80I/PF PIC32MX795F512L-80I/PF MIPS32 M4K microcontroller 32-bit MCU TQFP-100 RoHS USB 2.0 OTG Ethernet MAC 10/100 Mbit MII/RMII 10-bit ADC DMA controller ICSP MPLAB Harmony ICSP programming MCLR VCAP
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