仕様
| 属性 | 値 |
| Supplier | Microchip Technology |
| Package | Tray |
| Series | megaAVR® 0, Functional Safety (FuSa) |
| ProductStatus | Active |
| CoreProcessor | AVR |
| CoreSize | 8-Bit |
| Speed | 20MHz |
| Connectivity | I²C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| NumberofI/O | 27 |
| ProgramMemorySize | 16KB (16K x 8) |
| ProgramMemoryType | FLASH |
| EEPROMSize | 256 x 8 |
| RAMSize | 2K x 8 |
| Voltage-Supply(Vcc/Vdd) | 1.8V ~ 5.5V |
| DataConverters | A/D 12x10b |
| OscillatorType | Internal |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 32-VFQFN Exposed Pad |
概要
Description
ATmega1608-MU is an 8‑bit AVR microcontroller from Microchip/Atmel in the megaAVR family. It uses a RISC AVR core with on‑chip flash, SRAM, and EEPROM, plus I/O pins and on‑chip peripherals such as timers, PWM, ADC, analog comparator, and serial interfaces (USART, SPI, I2C/TWI). It supports low‑power sleep modes, watchdog timer, and brown‑out detection for reliable operation. The -MU suffix denotes a 32‑pin QFN/MLF packaging option. Operating voltage and maximum clock are device‑dependent; consult the datasheet for exact figures. Typical uses include small embedded controllers in sensors, appliances, and hobby projects. Development is supported by Microchip Studio and GCC‑based toolchains, with programming via the interface documented in the datasheet.
Equivalent
Not an exact drop-in. Closest equivalents in the same MU package (megaAVR 0-series) are: ATmega1604-MU, ATmega1606-MU, ATmega1614-MU, ATmega1616-MU. For different flash sizes or packages, a redesign may be required; check Microchip’s cross-reference table for exact substitutes.
Pinout
- Pin count: 20 pins (MU package)
- Function: ATmega1608-MU is an 8-bit AVR microcontroller (MCU) with on-chip flash, RAM, EEPROM and standard peripherals (GPIO, timers, ADC, USART, SPI, I2C) for embedded control.
- Function: ATmega1608-MU is an 8-bit AVR microcontroller (MCU) with on-chip flash, RAM, EEPROM and standard peripherals (GPIO, timers, ADC, USART, SPI, I2C) for embedded control.
Manufacturer
- Manufacturer: Microchip Technology Inc. (the AVR line, including ATmega parts, originated with Atmel and is now marketed by Microchip after its 2016 acquisition of Atmel).
- What kind of company: A global semiconductor company that designs and manufactures microcontrollers, memory, and analog products; a multinational corporation (NASDAQ: MCHP).
- What kind of company: A global semiconductor company that designs and manufactures microcontrollers, memory, and analog products; a multinational corporation (NASDAQ: MCHP).
Application
ATmega1608‑MU is a low‑power, 8‑bit AVR microcontroller in a small 20‑pin package, suitable for cost‑sensitive embedded tasks. Typical application areas:
- Consumer electronics: control panels, remotes, small appliances
- Home automation and IoT: sensor nodes, smart switches, wireless bridges
- Industrial control: small machines, process monitoring, data logging
- Automotive: non‑safety body electronics and interior modules
- Portable and wearables: battery‑powered devices
- Robotics and actuators: motor control, sensors, basic perception
- Data logging and metering: energy, environmental monitoring
- Education and hobby projects: Arduino‑style development
- Consumer electronics: control panels, remotes, small appliances
- Home automation and IoT: sensor nodes, smart switches, wireless bridges
- Industrial control: small machines, process monitoring, data logging
- Automotive: non‑safety body electronics and interior modules
- Portable and wearables: battery‑powered devices
- Robotics and actuators: motor control, sensors, basic perception
- Data logging and metering: energy, environmental monitoring
- Education and hobby projects: Arduino‑style development
Package
ATmega1608-MU uses a 32‑pin Micro Lead Frame (MLF) package, i.e., a QFN‑style 32‑pin package.
