ATMEGA16M1-15AZ - 8-bit AVR MCU 16KB CAN LIN | Microchip
部品番号: ATMEGA16M1-15AZ ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $4.2 | $4.20 |
| 10 | $3.78 | $37.80 |
| 100 | $3.25 | $325.00 |
| 500 | $2.85 | $1,425.00 |
| 1,000 | $2.52 | $2,520.00 |
ATMEGA16M1-15AZ 概要
An AVR 8-bit microcontroller is a member of the broader microcontroller (MCU) family - a single-chip computer that integrates a processor core, program memory, data memory, and peripherals. In the component hierarchy it sits within embedded processors used in control systems, and the ATmega family is a RISC architecture executing 131 powerful instructions, most in a single clock cycle.
Key features include the CAN 2.0 controller with six message objects for in-vehicle networking, the LIN controller for low-cost sub-networks, and the Power Stage Controller (PSC) that generates complementary PWM outputs with dead-time insertion - purpose-built for 3-phase motor control. The 8-channel 10-bit ADC enables analog sensing, and the JTAG interface supports on-chip debug.
The advanced RISC architecture combines with self-programming Flash, allowing in-system firmware updates via CAN or LIN bootloaders. Supply voltage spans 2.7 V to 5.5 V, supporting both 3.3 V and 5 V systems, with internal oscillator options reducing external component count. The automotive AEC-Q100 qualification and wide temperature operation distinguish this CAN/LIN family from general-purpose ATmega parts.
Typical applications include 3-phase BLDC and PMSM motor control in automotive and industrial drives, LIN/CAN networked body-control modules, and sensor nodes with local analog acquisition. The PSC plus ADC plus CAN combination means a single chip can close the current loop and talk to the vehicle bus.
Design consideration: allocate Flash headroom for the CAN/LIN bootloader - the 16 KB program memory includes the bootloader region, so verify code size before committing to the 16 KB variant over the pin-compatible 32 KB or 64 KB family members.
This page synthesizes verified distributor data, drop-in family alternatives, and practical design guidance not found in the manufacturer datasheet alone.
ドロップイン代替品: ATMEGA16M1-15AZ — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。
このシリーズのバリエーション
同一シリーズでドロップイン互換のモデル: ATMEGA16M1-15AZ （同一形状・フットプリント） — 相違点: CAN Controller, SRAM, ADC, EEPROM, Package.
クイック比較ツール — 並列比較する代替部品を選択:
ATMEGA32M1-15AZ
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
ATMEGA64M1-15AZ
✅ ドロップイン ⚠️ 仕様未検証✓ 在庫あり
$4.68 / 個
データシートを見る →ATMEGA16M1-15AT
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
ATMEGA32M1-15AT
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
ATMEGA16M1-15AZ 最大定格＆電気的特性
| Core Architecture | 8-bit AVR RISC |
| Program Memory Size | 16 KB (8K x 16) Flash, self-programming |
| SRAM Size | 1 KB (1K x 8) |
| EEPROM Size | 512 B |
| Maximum CPU Speed | 16 MHz |
| Supply Voltage Range | 2.7 V to 5.5 V |
| CAN Controller | Yes, 6 message objects |
| LIN Controller | Yes |
| Power Stage Controller (PSC) | Yes |
| ADC | 8-channel 10-bit |
| Debug Interface | JTAG (on-chip debug) |
| Oscillator Type | Internal |
| パッケージ / ケース | 32-TQFP (7x7 mm) |
| 実装タイプ | Surface Mount |
| Packaging | Tape & Reel |
| Qualification | Automotive, AEC-Q100 |
| Series | AVR ATmega (ATMEGA16M1) |
| Instruction Set | 131 powerful instructions, most single-cycle |
ATMEGA16M1-15AZ 32-tqfp (7x7 mm) ピン配置ガイド
ATMEGA16M1-15AZ (32-tqfp (7x7 mm) パッケージ) のピン配置。 このデジタルICには、GPIO、通信インターフェース (UART、SPI、I2C)、および電源ピンが含まれています。代替ピン機能と設定オプションについては、メーカーのデータシートを参照してください。組み込みシステム設計とPCBレイアウトに不可欠です。
詳細なピン配置データはありません: ATMEGA16M1-15AZ.
詳細は データシート をご参照ください。
主な用途
ATMEGA16M1-15AZ の用途: 6 件s: 3-Phase BLDC / PMSM Motor Control, Automotive Body Control / Networked Modules, Industrial CAN-Connected Sensor Nodes, LED Lighting and Ballast Control, Automotive Pump and Fan Controllers, Embedded Systems Education and Prototyping.
3-Phase BLDC / PMSM Motor Control
The ATMEGA16M1-15AZ is purpose-built for 3-phase motor control: its Power Stage Controller (PSC) generates complementary PWM pairs with hardware dead-time insertion, driving the six switches of a 3-phase inverter without software-critical timing. The 8-channel 10-bit ADC samples phase currents and the DC bus for closed-loop commutation, while the 16 MHz AVR core executes FOC or block commutation algorithms with deterministic single-cycle instructions. The CAN controller with six message objects integrates the drive into vehicle or industrial networks. Because the PWM, ADC and network peripherals are all on-chip, one AEC-Q100-qualified 32-TQFP replaces a multi-chip solution, reducing BOM cost and board area.
おすすめ
Automotive Body Control / Networked Modules
In automotive body and comfort modules (window lifts, lighting, wipers), the ATMEGA16M1-15AZ provides both network interfaces required by modern architectures: a CAN controller with six message objects for the powertrain/body bus and a LIN controller for low-cost sub-bus devices such as mirror or seat actuators. The self-programming Flash enables field firmware updates over CAN/LIN bootloaders without service-tool access to the JTAG port. AEC-Q100 qualification and the automotive-grade series designation address OEM quality flows. With 2.7 V to 5.5 V operation the MCU tolerates regulated 5 V rail sag during cranking conditions, improving robustness in 12 V electrical systems.
おすすめ
Industrial CAN-Connected Sensor Nodes
Industrial sensor and actuator nodes benefit from the ATMEGA16M1-15AZ combination of an 8-channel 10-bit ADC and an on-chip CAN controller. Local analog acquisition (pressure, temperature via bridges or ratiometric sensors) is digitized at 10-bit resolution, filtered in the 1 KB SRAM, and published on the CAN bus using the six hardware message objects that offload transmit scheduling from firmware. The internal oscillator option removes the crystal from small nodes, while self-programming Flash supports remote reconfiguration. The 512 B EEPROM retains calibration coefficients through power cycles without external non-volatile memory, simplifying node design.
おすすめ
LED Lighting and Ballast Control
The Power Stage Controller of the ATMEGA16M1-15AZ produces phase-shifted and complementary PWM with dead time, which suits switched-mode LED drivers and electronic ballasts requiring controlled half-bridge switching. The 10-bit ADC closes the loop on LED current or lamp voltage, enabling constant-current regulation and fault detection (open/short conditions) at the firmware level. The LIN controller supports networked lighting in vehicles, while CAN handles commercial-lighting backbone control. AEC-Q100 qualification allows use under luminaire thermal conditions, and the 2.7 V to 5.5 V range supports standard controller supplies in a single 32-TQFP device.
おすすめ
Automotive Pump and Fan Controllers
Fuel pumps, coolant pumps, and radiator fans are classic ATmega M1 applications: the PSC drives a single-ended or half-bridge power stage with hardware dead-time, the ADC reads current for stall and overload detection, and the CAN/LIN controllers report status and receive duty-cycle commands from the vehicle network. The 16 MHz core has sufficient throughput for sensorless commutation of small BLDC pumps using back-EMF sampled by the on-chip ADC. Self-programming Flash permits end-of-line calibration data and firmware in one 16 KB memory map, and AEC-Q100 qualification satisfies automotive component approval requirements.
おすすめ
Embedded Systems Education and Prototyping
The ATMEGA16M1-15AZ is attractive for teaching embedded networking: students can implement a real CAN node with six message objects and a LIN slave on a low-cost 8-bit part, then debug interactively through the JTAG on-chip debug interface rather than printf-style tracing. The AVR RISC architecture with 131 mostly single-cycle instructions is well documented, the internal oscillator simplifies first boards, and the same footprint scales to the 32 KB and 64 KB family members as course projects grow. Availability in small Tape & Reel or cut-tape quantities keeps per-student kit cost low.
おすすめ
おすすめ製品の概要
エンジニアリング参考データ: ATMEGA16M1-15AZ — 比較、設計ガイダンス、コンプライアンス情報。
選定ガイド
代替品との比較
| パラメータ | この製品 | ATMEGA32M1-15AZ | ATMEGA64M1-15AZ | ATMEGA16M1-15AT | ATMEGA32M1-15AT |
|---|---|---|---|---|---|
| Package | 32-TQFP (7x7 mm) | 32-TQFP (7x7 mm) - same | 32-TQFP (7x7 mm) - same | 32-TQFP (7x7 mm) - same | 32-TQFP (7x7 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory (Flash) | 16 KB | 32 KB | 64 KB | 16 KB | 32 KB |
| SRAM | 1 KB | 2 KB | 4 KB | 1 KB | 2 KB |
| Max CPU Speed | 16 MHz | 16 MHz | 16 MHz | 16 MHz | 16 MHz |
| CAN Controller | Yes, 6 message objects | Yes, 6 message objects | Yes, 6 message objects | Yes, 6 message objects | Yes, 6 message objects |
| LIN Controller / PSC | Yes / Yes | Yes / Yes | Yes / Yes | Yes / Yes | Yes / Yes |
| Supply 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 | 2.7 V to 5.5 V |
| Qualification | Automotive, AEC-Q100 | Automotive, AEC-Q100 | Automotive, AEC-Q100 | Automotive, AEC-Q100 | Automotive, AEC-Q100 |
主な差別化要因
- Purpose-built motor-control peripheral (PSC) （vs ATMEGA168-20AU)
- Integrated CAN with 6 message objects （vs ATMEGA168-20AU)
- AEC-Q100 automotive qualification （vs ATMEGA168-15AZ)
- Trade-off: smaller Flash/SRAM than 32M1/64M1 siblings （vs ATMEGA32M1-15AZ)
設計ノート
Budget Flash carefully: the 16 KB program memory must contain the application plus any CAN/LIN bootloader used for self-programming updates. If post-production firmware updates over CAN are planned, reserve the bootloader region early and compile with the same memory map; otherwise a late migration to the pin-compatible ATMEGA32M1-15AZ will be required. Verify code size with linker maps at every release, not at the end of the project.
Decouple VCC with 100 nF ceramic capacitors placed within a few millimeters of the TQFP power pins, plus bulk capacitance (4.7-10 uF) per rail. Keep the CAN and LIN transceiver traces short and route them away from PSC PWM lines, which switch fast and can couple into bus lines. Provide a solid ground plane under the 7x7 mm TQFP and use the JTAG header footprint in every design revision even when debug is not planned - retro-fitting JTAG pads on assembled boards is impractical.
For CAN and LIN compliance, timing accuracy matters: when using the internal oscillator, verify the bit-timing tolerance against CAN/LIN protocol requirements for your bus speed; many CAN designs require a crystal or external clock to meet oscillator tolerance at the target baud rate. Keep ADC sensing lines (phase currents, bus voltage) as kelvin-routed, filtered inputs away from PSC switching nodes, and sample synchronously to PWM edges to avoid switching noise corrupting 10-bit readings.
Estimated: an 8-bit MCU at 16 MHz typically dissipates well under 0.5 W, so the 32-TQFP (7x7 mm) needs no heatsink in most applications. However, confirm total dissipation including PSC drive conditions and pin output currents in your specific design; if the MCU sources or sinks LED or gate-drive currents on many pins simultaneously, sum pin currents against the datasheet per-package current limit.
コンプライアンス情報
Series listed as Automotive, AEC-Q100 by distributor sources (Mouser, Hotenda, atmel-micro.com). AZ suffix denotes green packaging grade in Atmel/Microchip convention. REACH/halogen/conflict-minerals certificates not present in provided data.