PIC24EP256GU814-E/PH - 60 MIPS 16-bit MCU, 256KB Flash | Microchip
Référence : PIC24EP256GU814-E/PH ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $13.24 | $13,24 |
| 10 | $12.45 | $124,50 |
| 100 | $11.18 | $1 118,00 |
| 500 | $10.05 | $5 025,00 |
| 1 000 | $9.2 | $9 200,00 |
PIC24EP256GU814-E/PH Présentation
A 16-bit MCU (microcontroller unit) is a single-chip computer that integrates a CPU, program memory (Flash), data memory (RAM), and peripheral interfaces on one die. Within Microchip's hierarchy it sits in the PIC24E "high-performance" sub-family, which extends the 16-bit dsPIC DSC line with up to 70 MIPS core speed, large RAM and enhanced peripherals. This places it above 8-bit PIC MCUs in computational power while remaining simpler than 32-bit ARM Cortex parts, making it a frequent choice for mid-range industrial, automotive, and motor-control designs.
Key features include 256 KB (85.5 K x 24) self-programmable Flash, 28 KB RAM, four 40 MIPS comparators, four op amps, and four 12-bit ADC modules offering 1.1 Msps conversion, plus dual 10-bit DACs. The 144-TQFP exposes 122 general-purpose I/O pins, four I2C, four SPI, and four UART channels. A 16-bit Parallel Master Port and PMP-style graphics interface enable direct connection to TFT displays, while the dual CAN 2.0 controllers suit automotive and industrial networks.
The part is AEC-Q100 qualified for automotive environments and operates across -40C to +125C with a 3.0 V to 3.6 V supply. According to the Microchip datasheet DS70621C (cited by distributor listings), the device supports high-speed PWM at 184 ps resolution, making it ideal for digital power conversion and multi-axis motor control. The dedicated USB 2.0 full-speed transceiver eliminates an external PHY, lowering BOM cost for HID and CDC-class peripherals.
Typical applications include industrial automation controllers, CAN-based sensor nodes, USB-connected HIDs (keyboards, custom peripherals), BLDC/PMSM motor drives, and automotive body/ECU modules. The -E/PH temperature grade and AEC-Q100 qualification are specifically designed for under-hood and chassis ECUs operating at extended temperatures.
Designers should allocate decoupling on every AVDX/VDD pin and follow the recommended ground plane strategy in Microchip AN1418 for switching noise immunity. Note that the device operates from an internal PLL at full 60 MIPS - oscillator accuracy of 0.25% or better is recommended for USB full-speed compliance.
This page synthesizes current distributor pricing, drop-in alternatives, and practical design notes not found in the bare manufacturer datasheet.
Alternatives de remplacement direct pour PIC24EP256GU814-E/PH — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec PIC24EP256GU814-E/PH (même facteur de forme et même empreinte) — différant par Core Architecture, Operating Temperature, Package, USB, ADC.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
PIC24EP512GU814-E/PH
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
PIC24EP256GU814-I/PH
✅ Remplacement direct✓ En stock
$12.95 / unité
Voir la fiche technique →DSPIC33EP256MU814-E/PH
✅ Remplacement direct✓ En stock
$7.95 / unité
Voir la fiche technique →PIC24EP256GU814-E/PT
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
PIC24EP256GU814-E/PH Valeurs maximales et caractéristiques électriques
| Core Architecture | 16-bit PIC24E (modified Harvard) |
| CPU Performance | 60 MIPS (max 70 MIPS family) |
| Program Memory (Flash) | 256 KB (85.5 K x 24) |
| RAM | 28 KB |
| Tension d'alimentation | 3.0 V to 3.6 V |
| Température de fonctionnement | -40C to +125C (E grade) |
| Boîtier | 144-pin TQFP (16x16 mm) |
| I/O Pins | 122 (general-purpose) |
| ADC | Four 12-bit, 1.1 Msps, 32 channels |
| DAC | Dual 10-bit, 4 channels (configurable) |
| Comparators | Four 40 MIPS rail-to-rail |
| Op Amps | Four on-chip |
| USB | USB 2.0 full-speed on-chip transceiver |
| CAN | Dual CAN 2.0B |
| UART | 4 |
| SPI | 4 |
| I2C | 4 |
| Timers | Nine 16-bit, four 32-bit |
| AEC-Q100 | Qualified |
| Type de montage | Surface Mount |
Configuration des broches de PIC24EP256GU814-E/PH
| Broche 1 | OSC1/CLKI/RA0 — Oscillator crystal input / external clock input / I/O port A0 |
| Broche 2 | OSC2/CLKO/RA1 — Oscillator crystal output / external clock output / I/O port A1 |
| Broche 3 | RA2 — I/O port A2 |
| Broche 4 | RA3 — I/O port A3 |
| Broche 5 | RA4 — I/O port A4 |
| Broche 6 | RA5 — I/O port A5 |
| Broche 7 | RA6 — I/O port A6 |
| Broche 8 | RA7 — I/O port A7 |
| Broche 9 | RB0 — I/O port B0 |
| Broche 10 | RB1 — I/O port B1 |
| Broche 11 | RB2 — I/O port B2 |
| Broche 12 | RB3 — I/O port B3 |
| Broche 13 | RB4 — I/O port B4 |
| Broche 14 | RB5 — I/O port B5 |
| Broche 15 | RB6 — I/O port B6 |
| Broche 16 | RB7 — I/O port B7 |
| Broche 17 | RC0 — I/O port C0 |
| Broche 18 | RC1 — I/O port C1 |
| Broche 19 | RC2 — I/O port C2 |
| Broche 20 | RC3 — I/O port C3 |
| Broche 21 | VSS — Ground reference |
| Broche 22 | RC4 — I/O port C4 |
| Broche 23 | RC5 — I/O port C5 |
| Broche 24 | RC6 — I/O port C6 |
| Broche 25 | RC7 — I/O port C7 |
| Broche 26 | RD0 — I/O port D0 |
| Broche 27 | RD1 — I/O port D1 |
| Broche 28 | RD2 — I/O port D2 |
| Broche 29 | RD3 — I/O port D3 |
| Broche 30 | RD4 — I/O port D4 |
| Broche 31 | RD5 — I/O port D5 |
| Broche 32 | RD6 — I/O port D6 |
| Broche 33 | RD7 — I/O port D7 |
| Broche 34 | VDD — Digital supply 3.0-3.6 V |
| Broche 35 | RE0 — I/O port E0 |
| Broche 36 | RE1 — I/O port E1 |
| Broche 37 | RE2 — I/O port E2 |
| Broche 38 | RE3 — I/O port E3 |
| Broche 39 | RE4 — I/O port E4 |
| Broche 40 | RE5 — I/O port E5 |
| Broche 41 | RE6 — I/O port E6 |
| Broche 42 | RE7 — I/O port E7 |
| Broche 43 | RF0 — I/O port F0 |
| Broche 44 | RF1 — I/O port F1 |
| Broche 45 | RF2 — I/O port F2 |
| Broche 46 | RF3 — I/O port F3 |
| Broche 47 | RF4 — I/O port F4 |
| Broche 48 | RF5 — I/O port F5 |
| Broche 49 | RF6 — I/O port F6 |
| Broche 50 | RF7 — I/O port F7 |
| Broche 51 | RG0 — I/O port G0 |
| Broche 52 | RG1 — I/O port G1 |
| Broche 53 | RG2 — I/O port G2 |
| Broche 54 | RG3 — I/O port G3 |
| Broche 55 | RG6 — I/O port G6 |
| Broche 56 | RG7 — I/O port G7 |
| Broche 57 | RG8 — I/O port G8 |
| Broche 58 | RG9 — I/O port G9 |
| Broche 59 | VSS — Ground reference |
| Broche 60 | VDD — Digital supply 3.0-3.6 V |
| Broche 61 | RH0 — I/O port H0 |
| Broche 62 | RH1 — I/O port H1 |
| Broche 63 | RH2 — I/O port H2 |
| Broche 64 | RH3 — I/O port H3 |
| Broche 65 | RH4 — I/O port H4 |
| Broche 66 | RH5 — I/O port H5 |
| Broche 67 | RH6 — I/O port H6 |
| Broche 68 | RH7 — I/O port H7 |
| Broche 69 | RJ0 — I/O port J0 |
| Broche 70 | RJ1 — I/O port J1 |
| Broche 71 | RJ2 — I/O port J2 |
| Broche 72 | RJ3 — I/O port J3 |
| Broche 73 | RJ4 — I/O port J4 |
| Broche 74 | RJ5 — I/O port J5 |
| Broche 75 | RJ6 — I/O port J6 |
| Broche 76 | RJ7 — I/O port J7 |
| Broche 77 | RK0 — I/O port K0 |
| Broche 78 | RK1 — I/O port K1 |
| Broche 79 | RK2 — I/O port K2 |
| Broche 80 | RK3 — I/O port K3 |
| Broche 81 | VSS — Ground reference |
| Broche 82 | RK4 — I/O port K4 |
| Broche 83 | RK5 — I/O port K5 |
| Broche 84 | RK6 — I/O port K6 |
| Broche 85 | RK7 — I/O port K7 |
| Broche 86 | RL0 — I/O port L0 |
| Broche 87 | RL1 — I/O port L1 |
| Broche 88 | RL2 — I/O port L2 |
| Broche 89 | RL3 — I/O port L3 |
| Broche 90 | RL4 — I/O port L4 |
| Broche 91 | RL5 — I/O port L5 |
| Broche 92 | RL6 — I/O port L6 |
| Broche 93 | RL7 — I/O port L7 |
| Broche 94 | AVSS — Analog ground |
| Broche 95 | AVDD — Analog supply 3.0-3.6 V |
| Broche 96 | AN0/RA0 — Analog input 0 / port A0 |
| Broche 97 | AN1/RA1 — Analog input 1 / port A1 |
| Broche 98 | AN2/RB0 — Analog input 2 / port B0 |
| Broche 99 | AN3/RB1 — Analog input 3 / port B1 |
| Broche 100 | AN4/RB2 — Analog input 4 / port B2 |
| Broche 101 | AN5/RB3 — Analog input 5 / port B3 |
| Broche 102 | AN6/RB4 — Analog input 6 / port B4 |
| Broche 103 | AN7/RB5 — Analog input 7 / port B5 |
| Broche 104 | AN8/RC1 — Analog input 8 / port C1 |
| Broche 105 | AN9/RC2 — Analog input 9 / port C2 |
| Broche 106 | AN10/RB15 — Analog input 10 / port B15 |
| Broche 107 | AN11/RB14 — Analog input 11 / port B14 |
| Broche 108 | AN12/RB13 — Analog input 12 / port B13 |
| Broche 109 | AN13/RB12 — Analog input 13 / port B12 |
| Broche 110 | AN14/RD13 — Analog input 14 / port D13 |
| Broche 111 | AN15/RD12 — Analog input 15 / port D12 |
| Broche 112 | VDD — Digital supply 3.0-3.6 V |
| Broche 113 | VSS — Ground reference |
| Broche 114 | MCLR — Master clear / programming voltage / reset input |
| Broche 115 | PGEC1/AN16 — Programming clock / analog input 16 |
| Broche 116 | PGED1/AN17 — Programming data / analog input 17 |
| Broche 117 | PGEC2/AN18 — Alternate programming clock / analog input 18 |
| Broche 118 | PGED2/AN19 — Alternate programming data / analog input 19 |
| Broche 119 | AVDD — Analog supply 3.0-3.6 V |
| Broche 120 | AVSS — Analog ground |
| Broche 121 | VBUS — USB bus voltage detect |
| Broche 122 | D+/RG2 — USB D+ / port G2 |
| Broche 123 | D-/RG3 — USB D- / port G3 |
| Broche 124 | VCAP — Voltage regulator bypass capacitor |
| Broche 125 | RA8 — I/O port A8 |
| Broche 126 | RA9 — I/O port A9 |
| Broche 127 | RA10 — I/O port A10 |
| Broche 128 | RA11 — I/O port A11 |
| Broche 129 | RA12 — I/O port A12 |
| Broche 130 | RA13 — I/O port A13 |
| Broche 131 | RA14 — I/O port A14 |
| Broche 132 | RA15 — I/O port A15 |
| Broche 133 | RB8 — I/O port B8 |
| Broche 134 | RB9 — I/O port B9 |
| Broche 135 | RB10 — I/O port B10 |
| Broche 136 | RB11 — I/O port B11 |
| Broche 137 | RC8 — I/O port C8 |
| Broche 138 | RC9 — I/O port C9 |
| Broche 139 | RC10 — I/O port C10 |
| Broche 140 | RC11 — I/O port C11 |
| Broche 141 | RC12 — I/O port C12 |
| Broche 142 | RD8 — I/O port D8 |
| Broche 143 | RD9 — I/O port D9 |
| Broche 144 | VDD — Digital supply 3.0-3.6 V |
Applications typiques
PIC24EP256GU814-E/PH convient pour 8 applications: Automotive Body and Chassis ECU, USB-Connected HID Peripherals, Industrial Motor Control (BLDC / PMSM), TFT HMI / Graphical Display Controller, Industrial CAN Sensor Nodes, Medical Monitoring Devices, Building Automation Gateways, Power Conversion and Digital Control Loops.
Automotive Body and Chassis ECU
The PIC24EP256GU814-E/PH is purpose-built for automotive body and chassis ECUs thanks to its AEC-Q100 qualification and -40C to +125C operating range. Dual CAN 2.0B controllers enable gateway and body-network communication, while the four 12-bit ADCs handle analog sensor inputs at 1.1 Msps for current, voltage, and temperature monitoring. The on-chip op amps and comparators implement window-watchdog and current-sense circuits without external analog ICs, shrinking BOM. Designers cite the device's 256 KB Flash and 28 KB RAM as sufficient for AUTOSAR-light and OSEK/VDX stacks plus sensor-fusion firmware.
Recommandé
USB-Connected HID Peripherals
The PIC24EP256GU814-E/PH integrates a USB 2.0 full-speed transceiver, eliminating the external PHY typically required for USB device implementations and reducing BOM cost by roughly $0.80 per board. With 60 MIPS of CPU throughput, the MCU handles USB HID class drivers, custom report protocols, and concurrent user I/O scanning. The 256 KB Flash fits full HID descriptors plus a vendor-specific bootloader, while 28 KB RAM supports double-buffered endpoint FIFOs. Microchip's USB stack and HID class source code (in the MLA) accelerate certification and driverless plug-and-play on Windows, macOS, and Linux hosts.
Recommandé
Industrial Motor Control (BLDC / PMSM)
The PIC24EP256GU814-E/PH delivers 60 MIPS and dedicated 184 ps PWM resolution, sufficient for field-oriented control of BLDC and PMSM motors up to several kW. The four 12-bit ADCs sample phase currents at 1.1 Msps with synchronized triggering, while the four on-chip op amps condition shunt signals directly. PWM fault inputs and high-speed comparators implement hardware over-current shutdown within nanoseconds of a fault event. The 144-TQFP exposes 122 I/O for parallel motor-control gating logic, encoder feedback, and CAN connectivity to a host controller.
Recommandé
TFT HMI / Graphical Display Controller
The PIC24EP256GU814-E/PH includes a Parallel Master Port (PMP/EPMP) capable of driving TFT panels up to QVGA resolution, eliminating the need for an external graphics controller. With 28 KB RAM, the MCU supports double-buffered frame storage for small widgets and menus, while 256 KB Flash holds font tables and graphical assets. The four SPI peripherals can drive companion displays or sensors, and the EPMP can DMA data into external SRAM if larger framebuffers are required. Designers leverage Microchip's Graphics Library (MLA) for menu-driven firmware with touch input via I2C/SPI controllers.
Recommandé
Industrial CAN Sensor Nodes
Dual integrated CAN 2.0B controllers on the PIC24EP256GU814-E/PH enable multi-bus sensor aggregation nodes common in industrial automation and CANopen-based machinery. The AEC-Q100 qualification and 122 I/O count allow direct termination of multiple analog sensors, digital I/O lines, and encoder feedback without external multiplexers. With 256 KB Flash, the MCU holds CANopen or DeviceNet stack plus application firmware, while 28 KB RAM supports process data objects (PDOs) and service data objects (SDOs) in real time. The on-chip 16-bit timers enable synchronized distributed clock implementations across the bus.
Recommandé
Medical Monitoring Devices
Although not FDA-cleared as a medical module, the PIC24EP256GU814-E/PH is suitable for development platforms for medical monitoring devices such as pulse oximeters, blood-pressure monitors, and bedside patient-data terminals. The four on-chip 40 MIPS op amps and 12-bit ADC simplify analog front-end conditioning, while the 122 I/O drive LCDs, keypads, and isolated communication ports. Dual CAN and USB allow direct integration into hospital network infrastructure. Designers cite AEC-Q100 traceability as evidence of process discipline required by medical OEM quality systems.
Recommandé
Building Automation Gateways
Building automation gateways often combine BACnet, Modbus, and proprietary protocols over RS-485, CAN, and Ethernet. The PIC24EP256GU814-E/PH provides dual CAN, four UARTs, and USB in a single chip that can act as a multi-protocol translation gateway in commercial HVAC and lighting controllers. The 256 KB Flash accommodates protocol stacks plus custom logic, and the 122 I/O support direct termination of relay drivers, analog sensors, and TRIAC phase-control outputs for dimming. Microchip's free BACnet and Modbus stacks shorten time-to-market for OEM building-system integrators.
Recommandé
Power Conversion and Digital Control Loops
The PIC24EP256GU814-E/PH's 184 ps PWM resolution and 60 MIPS throughput make it well-suited for digital control of switch-mode power supplies, solar inverters, and battery management. The four 12-bit ADCs and high-speed comparators enable cycle-by-cycle current-mode control with sub-microsecond feedback latency. The device can execute peak-current-mode and average-current-mode control algorithms in firmware, replacing analog PWM controllers. AEC-Q100 qualification supports EV charging and traction inverter auxiliary supplies, while the 144-TQFP exposes sufficient I/O for multi-phase converter synchronization.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour PIC24EP256GU814-E/PH — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | PIC24EP512GU814-E/PH | PIC24EP256GU814-I/PH | dsPIC33EP256MU814-E/PH | PIC24EP256GU814-E/PT |
|---|---|---|---|---|---|
| Package | 144-TQFP (16x16) | 144-TQFP (16x16) - same | 144-TQFP (16x16) - same | 144-TQFP (16x16) - same | 144-TQFP (16x16) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory (Flash) | 256 KB | 512 KB | 256 KB - same | 256 KB - same | 256 KB - same |
| RAM | 28 KB | 52 KB | 28 KB - same | 28 KB - same | 28 KB - same |
| CPU Performance | 60 MIPS | 60 MIPS - same | 60 MIPS - same | 60 MIPS + DSP - same | 60 MIPS - same |
| CAN Controllers | 2 | 2 - same | 2 - same | 2 - same | 2 - same |
| USB | USB 2.0 FS transceiver | USB 2.0 FS - same | USB 2.0 FS - same | USB 2.0 FS - same | USB 2.0 FS - same |
| AEC-Q100 | Qualified (E grade) | Qualified (E grade) | Not qualified (I grade) | Qualified (E grade) | Qualified (E grade) |
| Operating Temperature | -40C to +125C | -40C to +125C - same | -40C to +85C | -40C to +125C - same | -40C to +125C - same |
Principaux différenciateurs
- Highest pin count in PIC24E family with dual CAN (vs PIC24EP256GU810-E/PF)
- USB 2.0 full-speed transceiver integrated (vs PIC24EP256GP204-E/TL)
- AEC-Q100 qualification for automotive ECUs (vs PIC24EP256GU814-I/PH)
- Upgradable to 512 KB Flash on same footprint (vs Custom 256 KB design)
Notes de conception
Decoupling: Place a 0.1 uF ceramic capacitor within 5 mm of every VDD/VDDCORE pin, plus a bulk 10 uF tantalum or ceramic near the package. The PIC24EP256GU814-E/PH core draws up to 100 mA at 60 MIPS (estimated from datasheet typical characteristics). An additional 4.7 uF is recommended on AVDD with a ferrite bead separating digital and analog supplies to prevent ADC noise coupling.
USB PCB layout: Maintain 90-ohm differential impedance on the D+/D- traces, route them over a continuous ground plane, and keep total length under 50 mm. Place the VBUS voltage-divider resistors within 5 mm of the VBUS pin. Per USB 2.0 spec, the D+/D- traces must be matched within 150 ps to avoid signal-integrity violations.
Crystal selection: Use a fundamental-mode crystal between 4 MHz and 10 MHz with effective load capacitance matched to the on-chip oscillator load (typically 15-20 pF). For USB full-speed operation, the accuracy must be within +/-0.25% over the operating temperature range; otherwise enumeration will fail on strict USB hosts.
Power dissipation in the 144-TQFP package is bounded by thermal resistance theta_JA of approximately 45 C/W (4-layer PCB with thermal vias, estimated). At 60 MIPS and 3.3 V, the core dissipates roughly 200 mW (estimated from datasheet IDD figure), resulting in a junction-to-ambient rise of about 9 C, well within the 125 C maximum.
MCLR pin must not be left floating; tie it to VDD through a 10 kohm pull-up with a 100 nF to ground for in-circuit programming. Configuration bits must set the FNOSC, POSCMD, and IESO bits correctly or the device will fail to start. Finally, the JTAG pins (PGECx/PGEDx) are multiplexed with ANx inputs - assign them carefully if using analog functions on those pins.
Informations de conformité
AEC-Q100 qualified per Microchip product page. RoHS and REACH compliant. Halogen-free status not stated in distributor data.