ATMEGA64M1-15MZ - 64KB Flash AVR MCU 16MHz 32-QFN | Microchip
Артикул: ATMEGA64M1-15MZ ✓ Активен| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $4.52 | $4,52 |
| 10 | $4.11 | $41,10 |
| 100 | $3.75 | $375,00 |
| 500 | $3.42 | $1.710,00 |
| 1.000 | $3.12 | $3.120,00 |
ATMEGA64M1-15MZ Обзор
An 8-bit AVR microcontroller executes most instructions in a single clock cycle using an enhanced RISC architecture with 32 general-purpose working registers, combining high code efficiency with low power consumption. Within the power-management hierarchy, the ATmega M1/C1 family sits in the embedded MCU class dedicated to automotive motor control, joining the broader categories of 8-bit microcontrollers, flash MCUs, and automotive semiconductors.
Key differentiating features include 64 KB of self-programmable ISP Flash with read-while-write capability for field firmware updates, an integrated motor-control peripheral set including the PSC (Programmable Slice Counter) for multi-phase motor drive, 27 general purpose I/O lines, and dedicated LIN (Local Interconnect Network) support for in-vehicle networking. The 15 MHz grade suffix in -15MZ denotes the automotive speed grade used in vehicle environments.
Architecturally, the device is a low-power CMOS AVR core with single-cycle ALU operation, in-system programmable Flash, and peripherals tailored to brushed and brushless DC motor control such as high-resolution PWM generation and complementary outputs with dead-time control. This makes it a complete single-chip solution for mechatronic nodes where the MCU directly drives power stages.
Typical applications include automotive DC and BLDC motor control (window lifters, HVAC blowers, pumps), LIN-based body-control modules, and industrial motor-drive nodes requiring automotive reliability grades.
When designing with this part, plan thermal dissipation through the exposed pad on the 32-VQFN: connect it to a ground pour with thermal vias, since motor-drive duty cycles concentrate heat in the package.
This page synthesizes distributor pricing data, drop-in same-family alternatives, and automotive-qualification context not consolidated in the standard Microchip datasheet.
Аналоги без доработки для ATMEGA64M1-15MZ — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.
Варианты в этой серии
Модели той же серии, совместимые без доработки с ATMEGA64M1-15MZ (тот же форм-фактор и посадочное место) — отличается по Program Memory Size, RoHS Status, EEPROM Size, Package / Case, SRAM Size.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
ATMEGA64M1-15MD
✅ Прямая замена✓ В наличии
$4.65 / шт.
Открыть даташит →ATMEGA32M1-15MZ
✅ Прямая замена ⚠️ Характеристики не проверены✓ В наличии
$3.98 / шт.
Открыть даташит →ATMEGA64C1-15MZ
✅ Прямая замена ⚠️ Характеристики не проверены✓ В наличии
$1.62 / шт.
Открыть даташит →ATMEGA32C1-15MZ
✅ Прямая замена ⚠️ Характеристики не проверены✓ В наличии
$3.42 / шт.
Открыть даташит →ATMEGA64M1-15MZ Максимальные параметры и электрические характеристики
| Core Architecture | 8-bit AVR RISC |
| Flash Memory | 64 KB (32K x 16) ISP Flash, read-while-write |
| EEPROM | 2 KB |
| SRAM | 4 KB |
| Максимальная тактовая частота | 16 MHz |
| Operating Voltage Range | 2.7 V to 5.5 V |
| General Purpose I/O | 27 lines |
| Working Registers | 32 x 8-bit general purpose |
| Корпус | 32-VQFN Exposed Pad (7x7 mm) |
| Тип монтажа | Surface Mount |
| Qualification | Automotive, AEC-Q100 |
| Special Peripherals | Motor control (PSC), LIN controller |
| In-System Programming | Yes (ICSP via debug/programming pins) |
| Series | AVR ATmega ATmega64M1 |
| Количество выводов | 32 |
Руководство по цоколевке ATMEGA64M1-15MZ в корпусе 32-vqfn exposed pad (7x7 mm)
Цоколевка для ATMEGA64M1-15MZ (корпус 32-vqfn exposed pad (7x7 mm)). Эта цифровая ИС включает выводы GPIO, интерфейсы связи (UART, SPI, I2C) и выводы питания. Обратитесь к техническому описанию производителя для альтернативных функций выводов и вариантов конфигурации. Необходимо для проектирования встраиваемых систем и трассировки печатных плат.
Нет подробных данных о распиновке для ATMEGA64M1-15MZ.
Обратитесь к даташиту для полной конфигурации выводов.
Типичное применение
ATMEGA64M1-15MZ подходит для 6 применениеs: Automotive BLDC Motor Control, LIN Body Control Modules, Industrial DC Motor Drives, HVAC Blower and Pump Modules, Field-Upgradeable Embedded Nodes, Automotive Sensor and Actuator Interfaces.
Automotive BLDC Motor Control
The ATMEGA64M1-15MZ is purpose-built for automotive brushless DC motor drive: its integrated PSC (Programmable Slice Counter) generates high-resolution complementary PWM outputs with programmable dead-time, allowing a single 8-bit AVR to directly sequence three-phase power stages at up to 16 MHz core speed. Running from 2.7 V to 5.5 V, it interfaces cleanly with gate-driver ICs on the 5 V rail while its AEC-Q100 qualification covers the -40C automotive environment. Firmware resides in 64 KB read-while-write Flash, leaving headroom for FOC or block-commutation algorithms plus LIN diagnostics. Placing the exposed-pad QFN over a ground pour with thermal vias manages switching losses. Typical benefit: replacing a discrete MCU plus external PWM logic with one chip, cutting BOM count and board area in blower and pump modules.
Рекомендуется
LIN Body Control Modules
Body-control functions such as window lifters, mirror adjusters, and flap actuators are typically networked over LIN, and the ATMEGA64M1-15MZ integrates a LIN controller natively, removing the need for an external LIN transceiver-logic bridge beyond the physical-layer transceiver. The 27 GPIO lines cover switch matrixes, relay drives, and position feedback, while 2 KB EEPROM stores calibration and failure-history data across power cycles. Its AEC-Q100 qualification suits under-dash and door environments, and the 64 KB ISP Flash supports OTA-style field reprogramming through read-while-write. Combined operation with a LIN transceiver on the 5 V rail gives a complete, single-MCU slave node. Designers should budget the 16 MHz core for LIN schedule handling alongside local motor-control tasks.
Рекомендуется
Industrial DC Motor Drives
Beyond automotive, the ATMEGA64M1-15MZ serves industrial brushed and stepper motor nodes that benefit from automotive-grade robustness. The PSC peripheral produces phase-correct and fast PWM with hardware dead-band insertion, offloading CPU cycles so the 8-bit AVR core can run commutation tables, current-limiting loops, and fault monitoring concurrently at 16 MHz. The 2.7 V to 5.5 V range accepts standard industrial 5 V logic rails, and 4 KB SRAM accommodates ramp profiles and telemetry buffering. The 32-QFN 7x7 mm exposed-pad package fits compact driver boards under power stages. Typical deployments include conveyor actuators, valve drives, and fan controllers where the chip interfaces an H-bridge or gate-driver front end on the same PCB.
Рекомендуется
HVAC Blower and Pump Modules
Automotive HVAC blowers and coolant pumps combine motor drive with LIN diagnostics - exactly the peripheral blend the ATMEGA64M1-15MZ provides on one die. The PSC generates the three-phase PWM while the LIN block reports speed, temperature, and fault status to the vehicle body controller. 64 KB Flash holds commutation plus sensorless startup algorithms with margin for future calibration releases, and read-while-write enables safe firmware updates in service. Operating from a regulated 5 V rail derived from the vehicle battery, the AEC-Q100 qualified device withstands engine-bay-adjacent temperature profiles. Thermal design concentrates on the exposed pad: a minimum ground pour with via array under the 7x7 mm QFN keeps junction temperature within limits during sustained high-duty blower operation.
Рекомендуется
Field-Upgradeable Embedded Nodes
The read-while-write ISP Flash of the ATMEGA64M1-15MZ enables self-programming bootloaders, making it strong for embedded nodes that must accept firmware updates in the field without a programmer attached. The device can rewrite application sectors while executing the bootloader, and 64 KB provides dual-slot headroom for safe update schemes with rollback. 2 KB EEPROM preserves parameters across updates. LIN or UART links serve as update transport, and the MPLAB SNAP tool chain (8-pin SIL ICSP header using two I/O pins plus reset) supports factory and bench programming. This suits remote installations - irrigation controllers, gate operators, telematics dongles - where physical access for reflashing is impractical and update integrity is a hard requirement.
Рекомендуется
Automotive Sensor and Actuator Interfaces
The ATMEGA64M1-15MZ works well as an intelligent actuator/sensor hub in automotive 12 V systems: 27 GPIO with interrupt capability scan limit switches and Hall sensors, while the on-chip motor-control PWM drives position actuators directly. The 2.7 V to 5.5 V operating window tolerates rail sag during cranking events when powered from a battery-backed regulator, and AEC-Q100 qualification addresses the thermal and reliability environment. 64 KB Flash and 4 KB SRAM leave room for diagnostic UDS-style messaging over the integrated LIN block, and EEPROM wear-leveling stores learned positions. Paired with a system-basis chip providing the 5 V rail and LIN physical layer, one QFN-32 MCU replaces what previously required an MCU plus separate network and supervision logic.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для ATMEGA64M1-15MZ — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | ATMEGA64M1-15MD | ATMEGA32M1-15MZ | ATMEGA64C1-15MZ |
|---|---|---|---|---|
| Package | 32-VQFN Exposed Pad (7x7 mm) | 32-VQFN Exposed Pad (7x7 mm) - same | 32-VQFN Exposed Pad (7x7 mm) - same | 32-VQFN Exposed Pad (7x7 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 64 KB (32K x 16) ISP | 64 KB ISP | 32 KB ISP | 64 KB ISP |
| Maximum Clock Frequency | 16 MHz | 16 MHz | 16 MHz | 16 MHz |
| Operating Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Motor-Control Peripheral (PSC) | Yes | Yes | Yes | No (CAN-oriented C1 variant) |
| Automotive Qualification | AEC-Q100 (automotive) | Automotive grade | Automotive grade | Automotive grade |
Ключевые отличия
- Maximum family Flash capacity (против ATMEGA32M1-15MZ)
- Dedicated motor-control silicon (против ATMEGA64C1-15MZ)
- Automotive AEC-Q100 grade (против Standard commercial ATmega64 parts)
Заметки по проектированию
Estimated: the 32-VQFN exposed pad is the primary heat-removal path for motor-control duty. Solder the underside pad to a continuous ground pour with at least a 3x3 via array to inner/outer ground layers; rely on datasheet theta-JA figures from the Microchip ATmega64M1 datasheet to size copper for your worst-case PWM duty. An unsoldered or microvia-only pad will run significantly hotter under sustained PSC motor drive.
Place a 100 nF ceramic decoupling capacitor directly across VCC/GND pairs and a bulk 4.7-10 uF capacitor near the supply entry, keeping loops short. Route PSC motor-drive PWM outputs away from the analog sensing lines feeding the on-chip ADC, and star-ground sense returns at the exposed-pad ground to avoid commutation noise corrupting current feedback.
Reserve the ICSP header (two I/O pins plus RESET per Microchip's MPLAB SNAP 8-pin SIL scheme) on every production board - the 64 KB read-while-write Flash invites bootloader field updates, but without the reserved programming pins the node cannot be recovered. Also confirm the exact automotive grade letter (-15MZ vs -15MD) against your qualification plan before placing production orders; these variants are not freely interchangeable in documented automotive designs.
Информация о соответствии
Distributor listings (Hotenda, Partstack) classify the part as Automotive, AEC-Q100. RoHS/REACH/lead-free status not stated in the provided data - verify on the Microchip product page.
