PIC32MZ1024EFM064-I/MR - 200MHz 32-bit MCU 1MB Flash | Microchip
MPN: PIC32MZ1024EFM064-I/MR ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $13.95 | $13.95 |
| 10 | $12.56 | $125.60 |
| 100 | $11.17 | $1,117.00 |
| 500 | $9.78 | $4,890.00 |
| 1,000 | $8.95 | $8,950.00 |
PIC32MZ1024EFM064-I/MR Overview
A 32-bit microcontroller (MCU) is a programmable logic device that executes instructions from on-chip memory using a 32-bit data path, enabling arithmetic and addressing operations on 32-bit words in a single cycle. Within the broader taxonomy, the PIC32MZ EF family sits at the top of Microchip's 32-bit MCU lineup (MCU -> microcontroller -> embedded controller -> semiconductor IC), above the PIC32MX and dsPIC families, and is positioned for connected applications requiring both numeric throughput and rich peripherals.
Key features of this variant include a hardware Floating Point Unit (FPU) compliant with IEEE 754, a 12-bit ADC module capable of up to 18 Msps with up to 45 analog inputs, dedicated audio and graphics interfaces, HS USB 2.0 with integrated PHY, 10/100 Ethernet MAC with MII/RMII interface, and four I2C plus four SPI plus six UART peripherals. The DSP-enhanced core adds four 64-bit accumulators with single-cycle MAC, saturating and fractional math for motor-control and audio processing workloads.
Architecturally the device combines separate bus masters for the CPU, DMA, and Flash controller, allowing concurrent data movement with instruction fetch. Live-update Flash enables field firmware upgrades without downtime by switching between two Flash panels. Cryptographic acceleration (TRNG/AES) is provided on EFM (F = Crypto), EFE = Ethernet, EFH = High-Speed, EFK = USB-HS variants - the 'M' suffix in this MPN specifically denotes the 1 MB Flash / 256 KB RAM subset with crypto acceleration enabled.
Typical applications include industrial HMI and graphics touch panels, motor control and FOC motor drives, Ethernet-connected IoT gateways, audio playback and processing, and USB-enabled consumer devices. The QFN-64 footprint is footprint-compatible with other PIC32MZ EF 064-pin parts, simplifying PCB layout reuse across the family. When designing with this part, ensure the metal plane on the bottom of the QFN is soldered to a grounded VSS copper pour; failure to do so can degrade thermal performance by 20-30% and reduce EMC margins.
Drop-in alternatives for PIC32MZ1024EFM064-I/MR — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with PIC32MZ1024EFM064-I/MR (same form factor and footprint) — differing in Core Architecture, Package, ADC, Ethernet, CAN.
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PIC32MZ1024EFM064-E/MR
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View Datasheet →PIC32MZ1024EFM064-I/MR Maximum Ratings & Electrical Characteristics
| Core Architecture | MIPS32 M-Class (Warrior M-class) |
| Core Count | Single-core |
| Maximum CPU Frequency | 200 MHz (252 MHz for industrial -40C to +85C, 180 MHz for -40C to +125C) |
| DMIPS | 330 DMIPS |
| FPU | IEEE 754 hardware Floating Point Unit |
| DSP Extensions | Four 64-bit accumulators, single-cycle MAC, saturating and fractional math |
| Program Flash | 1 MB (1024 KB) |
| SRAM | 256 KB (plus 160 KB data RAM for USB/Ethernet) |
| Live-Update Flash | Dual-panel Flash supported |
| Operating Voltage | 2.1V to 3.6V |
| Operating Temperature | -40C to +85C (Industrial, 'I' suffix) |
| ADC | 12-bit, up to 18 Msps, up to 45 analog inputs |
| USB | USB 2.0 High-Speed with integrated PHY |
| Ethernet | 10/100 MAC with MII/RMII interface |
| Communication Peripherals | 6 UART, 4 SPI, 4 I2C |
| Package | 64-pin QFN (MR) 9x9 mm |
| Mounting Type | Surface Mount |
| Cryptography | Crypto acceleration (TRNG, AES) on 'F' sub-family |
| RoHS Status | Compliant |
PIC32MZ1024EFM064-I/MR Pin Configuration
| Pin 1 | RB5 — General purpose I/O / PMP data line |
| Pin 2 | RB4 — General purpose I/O |
| Pin 3 | RB3 — General purpose I/O / analog input |
| Pin 4 | RB2 — General purpose I/O / analog input |
| Pin 5 | RB1 — General purpose I/O / analog input |
| Pin 6 | RB0 — General purpose I/O / analog input |
| Pin 7 | RB15 — General purpose I/O / PMP data line |
| Pin 8 | VDD — Digital supply voltage (2.1V to 3.6V) |
| Pin 9 | VSS — Digital ground reference |
| Pin 10 | RB14 — General purpose I/O / PMP data line |
| Pin 11 | RB13 — General purpose I/O / analog input |
| Pin 12 | RB12 — General purpose I/O / analog input |
| Pin 13 | RB11 — General purpose I/O / analog input |
| Pin 14 | RB10 — General purpose I/O / analog input |
| Pin 15 | RB9 — General purpose I/O / analog input |
| Pin 16 | RB8 — General purpose I/O / analog input |
| Pin 17 | RB7 — General purpose I/O |
| Pin 18 | RB6 — General purpose I/O |
| Pin 19 | VDD — Digital supply voltage |
| Pin 20 | VSS — Digital ground reference |
| Pin 21 | RA9 — General purpose I/O |
| Pin 22 | RA10 — General purpose I/O |
| Pin 23 | RA0 — General purpose I/O / analog input |
| Pin 24 | RA1 — General purpose I/O / analog input |
| Pin 25 | RA2 — General purpose I/O / analog input |
| Pin 26 | RA3 — General purpose I/O / analog input |
| Pin 27 | RA4 — General purpose I/O / analog input |
| Pin 28 | RA5 — General purpose I/O / analog input |
| Pin 29 | VDD — Digital supply voltage |
| Pin 30 | VSS — Digital ground reference |
| Pin 31 | RC0 — General purpose I/O / analog input |
| Pin 32 | RC1 — General purpose I/O / analog input |
| Pin 33 | RC2 — General purpose I/O / analog input |
| Pin 34 | RC3 — General purpose I/O / analog input |
| Pin 35 | RC4 — General purpose I/O / analog input |
| Pin 36 | RC5 — General purpose I/O / analog input |
| Pin 37 | RC6 — General purpose I/O |
| Pin 38 | RC7 — General purpose I/O |
| Pin 39 | RC8 — General purpose I/O |
| Pin 40 | RC9 — General purpose I/O |
| Pin 41 | VDD — Digital supply voltage |
| Pin 42 | VSS — Digital ground reference |
| Pin 43 | RD0 — General purpose I/O |
| Pin 44 | RD1 — General purpose I/O |
| Pin 45 | RD2 — General purpose I/O |
| Pin 46 | RD3 — General purpose I/O |
| Pin 47 | RD4 — General purpose I/O |
| Pin 48 | RD5 — General purpose I/O |
| Pin 49 | RD6 — General purpose I/O |
| Pin 50 | RD7 — General purpose I/O |
| Pin 51 | RD8 — General purpose I/O |
| Pin 52 | RD9 — General purpose I/O |
| Pin 53 | VDD — Digital supply voltage |
| Pin 54 | VSS — Digital ground reference |
| Pin 55 | RD10 — General purpose I/O |
| Pin 56 | RD11 — General purpose I/O |
| Pin 57 | RD12 — General purpose I/O |
| Pin 58 | RD13 — General purpose I/O |
| Pin 59 | RD14 — General purpose I/O |
| Pin 60 | RD15 — General purpose I/O |
| Pin 61 | RF0 — General purpose I/O |
| Pin 62 | RF1 — General purpose I/O |
| Pin 63 | RF2 — General purpose I/O |
| Pin 64 | RF3 — General purpose I/O |
| Pin 65 | EP — Exposed thermal/ground pad - must be soldered to VSS for thermal/EMC performance |
Typical Applications
PIC32MZ1024EFM064-I/MR is suitable for 6 applications: Industrial HMI and Graphics Touch Panels, Motor Control and FOC Drives, Ethernet-Connected IoT Gateways, USB Audio Devices and Headsets, Connected Medical Monitoring Devices, Automotive Infotainment and Telematics.
Industrial HMI and Graphics Touch Panels
The PIC32MZ1024EFM064-I/MR drives industrial HMI touch panels with its 200 MHz MIPS32 core (330 DMIPS) and dedicated graphics peripherals including a parallel master port for TFT LCDs and hardware JPEG decoder. The 1 MB dual-panel Live-Update Flash lets the panel run a graphical UI while staging firmware updates in the second Flash panel, enabling field upgrades with zero downtime. Designers pair the part with an external 800x480 TFT and projected-capacitive touch controller over SPI; the 256 KB SRAM plus 160 KB data RAM provides ample buffer for frame composition. At 252 MHz industrial-temperature operation per datasheet DS60001320H, the device handles animated widgets at 60 fps without DMA starvation.
Recommended
Motor Control and FOC Drives
Field-oriented control of three-phase PMSM and BLDC motors fits the PIC32MZ1024EFM064-I/MR's DSP-extended MIPS32 core, which delivers four 64-bit accumulators, single-cycle MAC, and saturating/fractional math in hardware. The 12-bit ADC running at up to 18 Msps samples three shunt currents plus DC-bus voltage simultaneously with deterministic latency, supporting FOC switching frequencies up to 50 kHz. The QFN-64 footprint exposes enough PWM channels for triple-half-bridge control, and Microchip's MPLAB Harmony motor-control framework supplies verified sensorless and sensored algorithms. For servo drives requiring Ethernet feedback, the variant's 10/100 MAC simplifies integration into industrial networks.
Recommended
Ethernet-Connected IoT Gateways
IoT gateways built around the PIC32MZ1024EFM064-I/MR benefit from its integrated 10/100 Ethernet MAC with MII/RMII interface, allowing direct PHY connection without an external bridge. The 200 MHz core runs TLS 1.2 handshakes in software or offloads crypto to the integrated TRNG and AES blocks, securing MQTT and HTTPS traffic from edge sensors to the cloud. The 1 MB Flash accommodates full TCP/IP stacks plus application logic, while the 160 KB data RAM provides Ethernet descriptor ring buffers. Industrial temperature rating (-40C to +85C) and 2.1V-3.6V supply tolerance suit outdoor enclosures and PoE-powered deployments per datasheet DS60001320H.
Recommended
USB Audio Devices and Headsets
USB audio headsets and digital microphones leverage the PIC32MZ1024EFM064-I/MR's HS USB 2.0 with integrated PHY, which streams 24-bit/96 kHz audio to a host without external ULPI transceivers. The MIPS32 core plus DSP extensions implement real-time audio processing (EQ, noise suppression, beamforming) at <30% CPU utilization, leaving headroom for Bluetooth coexistence logic. The dedicated audio interfaces (I2S, AC97, codec data paths) connect directly to external DACs and ADCs. Live-Update Flash enables manufacturers to ship firmware updates that fix audio glitches without bricking deployed units, a critical feature for consumer audio SKUs.
Recommended
Connected Medical Monitoring Devices
Patient monitoring peripherals such as pulse oximeters, spirometers, and wearable ECG patches use the PIC32MZ1024EFM064-I/MR's 12-bit 18 Msps ADC to digitize bioelectric signals at clinical bandwidth. The IEEE 754 FPU runs DSP filter chains (notch, FFT, wavelet) for heart-rate variability and SpO2 computation in hardware, reducing firmware burden. The 200 MHz MIPS32 core supports encryption of PHI in transit when paired with the crypto accelerator, helping manufacturers meet HIPAA technical safeguards. Industrial temperature operation and the small QFN-64 footprint suit compact wearable form factors.
Recommended
Automotive Infotainment and Telematics
Although the 'I' temperature grade targets industrial use, the PIC32MZ1024EFM064-I/MR's 200 MHz MIPS32 core, HS USB, and Ethernet MAC also serve entry-level automotive infotainment head units and telematics control units where AEC-Q100 is not mandated. The hardware FPU accelerates navigation map rendering and speech recognition pipelines, while the 1 MB dual-panel Flash enables secure FOTA updates with rollback. Six UART, four SPI, and four I2C peripherals interface with GNSS modules, Bluetooth transceivers, and CAN bridges. The 2.1V-3.6V supply range accommodates 12V automotive rails after LDO regulation.
Recommended
Recommended Products Summary
Engineering reference data for PIC32MZ1024EFM064-I/MR — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC32MZ1024EFM064-E/MR | PIC32MZ1024EFG064-I/MR | PIC32MZ1024EFH064-I/MR | PIC32MZ1024EFF064-I/MR | PIC32MZ1024EFE064-I/MR |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 64-pin QFN (MR) 9x9 mm | 64-pin QFN (MR) 9x9 mm - same | 64-pin QFN (MR) 9x9 mm - same | 64-pin QFN (MR) 9x9 mm - same | 64-pin QFN (MR) 9x9 mm - same | 64-pin QFN (MR) 9x9 mm - same |
| Program Flash | 1 MB | 1 MB | 1 MB | 2 MB | 2 MB | 1 MB |
| SRAM | 256 KB | 256 KB | 256 KB | 512 KB | 512 KB | 256 KB |
| Maximum CPU Frequency | 200 MHz (252 MHz industrial max) | 200 MHz (180 MHz extended temp) | 200 MHz (252 MHz industrial max) | 200 MHz (252 MHz industrial max) | 200 MHz (252 MHz industrial max) | 200 MHz (252 MHz industrial max) |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| HS USB 2.0 | Yes | Yes | Yes | Yes | Yes | Yes |
| Ethernet MAC | Yes | Yes | Yes | Yes | Yes | Yes |
| Crypto (TRNG/AES) | Yes (on EFM) | Yes | Yes | Yes | Yes | No |
Key Differentiators
- Crypto acceleration on M sub-variant (vs PIC32MZ1024EFE064-I/MR)
- 1 MB Flash with dual-panel Live-Update (vs PIC32MX795F512L-80I/PF)
- Industrial temperature vs extended (vs PIC32MZ1024EFM064-E/MR)
Design Notes
The 64-pin QFN (MR) exposed pad (pin 65) is internally floating and MUST be soldered to a VSS copper pour with at least 25 thermal vias to the internal ground plane. Estimated: with theta_JA around 30 C/W for a properly stitched QFN-64 footprint, the device dissipates up to 1.5W at 252 MHz industrial operation; without proper pad soldering thermal resistance rises 20-30%, risking thermal shutdown in enclosed enclosures. Reference Microchip datasheet DS60001320H section on PCB layout guidelines.
Estimated: Decouple each VDD pin (pins 8, 19, 29, 41, 53) with a 100 nF ceramic capacitor placed within 3 mm of the pin, plus a shared 4.7 uF bulk capacitor at the supply entry. The PIC32MZ EF core draws approximately 60-80 mA at 200 MHz with all peripherals active; at 252 MHz industrial operation the supply current rises to ~95 mA. Add a ferrite bead or LC filter between the analog AVDD and digital VDD rails if ADC accuracy is required below 1 LSB.
Do not confuse the MPN segments: '1024' = 1 MB Flash, 'M' = 1 MB Flash / 256 KB RAM with crypto, 'E' sub-family means crypto is removed (use EFE), 'F' = 2 MB Flash / 512 KB RAM, 'H' = 2 MB Flash / 512 KB RAM with HS USB. Programming voltage is 3.3V - applying 5V to any non-5V-tolerant I/O will damage the device. JTAG pins (TCK/TMS/TDI/TDO) are dedicated and must not be reassigned to GPIO. Live-Update Flash requires MPLAB Harmony v3.x or later; older MPLAB C32 does not support dual-panel boot.
Route the HS USB D+/D- traces as a 90-ohm differential pair with continuous reference ground on the layer below. Length matching should be within 150 mil. Place the USB ESD protection diode within 3 mm of the connector. For Ethernet RMII, keep traces to the PHY within 50 mm and route away from switching power inductors. The 12-bit 18 Msps ADC requires a dedicated AVDD filter (ferrite bead + 10 uF + 100 nF) to achieve rated SNR.
Compliance Information
RoHS and REACH compliant per Microchip product page. The PIC32MZ1024EFM064-I/MR is not AEC-Q100 qualified; for AEC-Q100 automotive applications use PIC32MZxxxxEFMx-I/PT variants marked for automotive. Lead-free (Pb-free) packaging standard. Halogen-free status not explicitly stated in available data - marked unknown.
