ATMEGA164A-MCHR
- Mfr.Part #
- ATMEGA164A-MCHR
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 44-VQFN Dual Rows, Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 16KB FLASH 44QFN
- Stock
- 907
- In Stock :
- 907
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- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Microcontrollers
- Brand :
- Microchip Technology
- ROM (words) :
- 8192
- Product Type :
- 8-bit Microcontrollers - MCU
- Surface Mount :
- yes
- Operating Temperature :
- -40°C~85°C TA
- Factory Lead Time :
- 5 Weeks
- Radiation Hardening :
- No
- Core Processor :
- AVR
- RAM (words) :
- 1024
- PWM Channels :
- yes
- CPU Family :
- AVR RISC
- DAC Channels :
- No
- RoHS :
- Details
- RoHS Status :
- ROHS3 Compliant
- Program Memory Size :
- 16KB 8K x 16
- Seated Height-Max :
- 1 mm
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Interfaces :
- SPI/USART
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Data Converters :
- A/D 8x10b
- Mount :
- Surface Mount
- Bit Size :
- 8
- Width :
- 7 mm
- Number of Serial I/Os :
- 2
- Tradename :
- AVR
- JESD-609 Code :
- e4
- Interface :
- I2C, SPI, UART, USART
- Length :
- 7mm
- ROM Programmability :
- Flash
- Number of Terminations :
- 44
- Connectivity :
- I2C, SPI, UART/USART
- Number of External Interrupts :
- 3
- RAM Size :
- 1K x 8
- Published :
- 2008
- Number of Timers/Counters :
- 3
- Temperature Grade :
- Industrial
- Number of I/O :
- 32
- Data Bus Width :
- 8B
- Program Memory Type :
- Flash
- Supply Current-Max :
- 12 mA
- Format :
- FIXED-POINT
- Qualification Status :
- Not Qualified
- Package / Case :
- 44-VQFN Dual Rows, Exposed Pad
- Memory Size :
- 16kB
- RAM (bytes) :
- 1024
- Speed :
- 20MHz
- On Chip Program ROM Width :
- 16
- Height Seated (Max) :
- 1mm
- Mounting Style :
- SMD/SMT
- Product Category :
- 8-bit Microcontrollers - MCU
- Number of Terminals :
- 44
- EEPROM Size :
- 512 x 8
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Pbfree Code :
- yes
- Integrated Cache :
- No
- Data Converter :
- A/D 8x10b
- On Chip Data RAM Width :
- 8
- Low Power Mode :
- yes
- Package :
- Tape and Reel (TR);Cut Tape (CT);
- Device Core :
- AVR
- Base Part Number :
- ATMEGA164A
- JESD-30 Code :
- S-PQCC-N44
- Base Product Number :
- ATMEGA164
- Watchdog Timer :
- yes
- Packaging :
- Tape and Reel (TR)
- Number of Pins :
- 44
- Supply Voltage-Max (Vsup) :
- 5.5V
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Terminal Form :
- NO LEAD
- Core Size :
- 8-Bit
- Frequency :
- 20MHz
- Power Supplies :
- 2/5V
- Boundary Scan :
- yes
- Terminal Pitch :
- 0.5mm
- Product :
- MCU
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Supplier Device Package :
- 44-QFN (5x5)
- Contact Plating :
- Gold
- Package Shape :
- Square
- Manufacturer :
- Microchip
- Terminal Position :
- QUAD
- Reach Compliance Code :
- Compliant
- Series :
- AVR® ATmega
- Product Status :
- Active
- DMA Channels :
- No
- Supply Voltage-Min (Vsup) :
- 1.8V
- Mounting Type :
- Surface Mount
- Oscillator Type :
- Internal
- Number of Timers :
- 3
- Number of I/O Lines :
- 32
- Has ADC :
- yes
- Datasheets
- ATMEGA164A-MCHR
ATMEGA164A-MCHR Documents

Microcontrollers Atmel (Microchip Technology) ATMEGA164A-MCHR Overview
Introducing the ATMEGA164A-MCHR from Atmel (Microchip Technology), a robust and versatile microcontroller designed to support complex digital control systems. This device is part of the renowned AVR® microcontroller family, offering a perfect blend of power efficiency and performance in a compact 44QFN package. Its 16KB of flash memory ensures ample space for application code, while advanced RISC architecture enables fast processing and optimal power consumption. The Microcontrollers Atmel (Microchip Technology) ATMEGA164A-MCHR is engineered to meet the demands of sophisticated embedded systems, providing designers with a reliable and flexible solution for a wide range of applications.
ATMEGA164A-MCHR Features
The ATMEGA164A-MCHR microcontroller is loaded with features that make it highly adaptable for various technological applications. Key features include 16KB of in-system programmable flash, a 512-byte EEPROM, and a 1KB SRAM, all contributing to a robust memory profile. It supports a wide voltage range of 1.8V to 5.5V, ensuring flexibility across different power setups. Additional functionalities include multiple 10-bit ADCs, various communication interfaces like SPI and USART, and a comprehensive set of peripherals such as timers, counters, and watchdog timers, making it highly suitable for advanced control systems.
ATMEGA164A-MCHR Applications
- Consumer Electronics: Deployed in devices like smart home systems, the ATMEGA164A-MCHR manages sensor integrations and facilitates user-interface communications, enhancing device responsiveness and functionality.
- Automotive Systems: Utilized in car entertainment and information systems, this MCU ensures reliable processing and connectivity, improving the overall user experience.
- Industrial Automation: In factory settings, it controls machinery by interpreting sensor data and executing commands precisely, leading to increased operational efficiency.
- Medical Devices: Applied in medical monitoring systems, it handles data collection and processing, ensuring accurate tracking and management of patient vitals.
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