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

Microcontrollers Microchip Technology ATMEGA164A-MCHR Overview
The Microcontrollers Microchip Technology ATMEGA164A-MCHR is a high-performance, low-power AVR 8-bit microcontroller that combines 16KB of programmable flash memory, a wide range of peripherals, and robust architecture into a compact 44-QFN package. Designed to support complex digital control systems, this microcontroller offers excellent power efficiency and processing capability. Its versatility makes it ideal for application across various industries requiring a reliable and scalable microcontroller solution.
ATMEGA164A-MCHR Features
This microcontroller includes several key features that enhance its applicability in sophisticated electronic systems:
- 16KB of in-system programmable flash
- 1KB SRAM and 512 bytes of EEPROM
- Up to 20 MIPS throughput at 20MHz
- Two 8-bit timers and two 16-bit timers
- 10-bit ADC with 11 channels
- Programmable serial USART
- Master/slave SPI serial interface
- Power-on reset and programmable brown-out detection
- 44-lead QFN package
ATMEGA164A-MCHR Applications
- Industrial Automation: Utilized in managing control systems and automation processes due to its robust processing capabilities and multiple communication interfaces.
- Consumer Electronics: Serves as a control unit in devices such as smart home gadgets, where compact size and power efficiency are crucial.
- Automotive: Used in automotive electronics for controlling engine functions, sensor management, and dashboard displays, ensuring reliable performance in critical systems.
- Energy Management: Integral in smart meters and energy management systems to optimize and monitor energy usage efficiently.
- Healthcare Devices: Employs in healthcare monitoring systems, such as wearable health trackers, to provide real-time data processing and connectivity.
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