ATMEGA164A-MCH
- Mfr.Part #
- ATMEGA164A-MCH
- Manufacturer
- Microchip Technology
- Package / Case
- 44-VQFN Dual Rows, Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 16KB FLASH 44QFN
- Stock
- 1,615
- In Stock :
- 1,615
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Bit Size :
- 8
- Data Converter :
- A/D 8x10b
- Number of Pins :
- 44
- Supply Voltage-Min (Vsup) :
- 1.8V
- Contact Plating :
- Gold
- Width :
- 7 mm
- Number of Terminations :
- 44
- Terminal Pitch :
- 0.5mm
- Factory Lead Time :
- 5 Weeks
- RAM (bytes) :
- 1024
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Series :
- AVR® ATmega
- Program Memory Type :
- Flash
- Product Type :
- 8-bit Microcontrollers - MCU
- Reach Compliance Code :
- Compliant
- Number of Serial I/Os :
- 2
- Mounting Type :
- Surface Mount
- Oscillator Type :
- Internal
- RoHS Status :
- ROHS3 Compliant
- DMA Channels :
- No
- Supplier Device Package :
- 44-QFN (5x5)
- Brand :
- Microchip Technology / Atmel
- JESD-609 Code :
- e4
- Watchdog Timer :
- yes
- Product Category :
- 8-bit Microcontrollers - MCU
- Seated Height-Max :
- 1 mm
- PWM Channels :
- yes
- Number of Timers/Counters :
- 3
- Product Status :
- Active
- Data Converters :
- A/D 8x10b
- Length :
- 7mm
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Number of Terminals :
- 44
- Package / Case :
- 44-VQFN Dual Rows, Exposed Pad
- JESD-30 Code :
- S-PQCC-N44
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Number of I/O Lines :
- 32
- Minimum Operating Temperature :
- - 40 C
- EEPROM Size :
- 512 x 8
- On Chip Program ROM Width :
- 16
- Tradename :
- AVR
- Supply Voltage-Max (Vsup) :
- 5.5V
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Number of Timers :
- 3
- Mounting Style :
- SMD/SMT
- Number of I/O :
- 32
- Number of I/Os :
- 32 I/O
- Terminal Form :
- NO LEAD
- Height Seated (Max) :
- 1mm
- ROM (words) :
- 8192
- Published :
- 2008
- RoHS :
- Details
- Terminal Position :
- QUAD
- Low Power Mode :
- yes
- Core Processor :
- AVR
- Data Bus Width :
- 8B
- Pbfree Code :
- yes
- Operating Temperature :
- -40°C~85°C TA
- Program Memory Size :
- 16KB 8K x 16
- Number of External Interrupts :
- 3
- Product :
- MCU
- Surface Mount :
- yes
- Mount :
- Surface Mount
- Packaging :
- Tray
- Speed :
- 20MHz
- Power Supplies :
- 2/5V
- Device Core :
- AVR
- Boundary Scan :
- yes
- Base Product Number :
- ATMEGA164
- Has ADC :
- yes
- Frequency :
- 20MHz
- RAM (words) :
- 1024
- Interfaces :
- SPI/USART
- Memory Size :
- 16kB
- Base Part Number :
- ATMEGA164A
- Integrated Cache :
- No
- Temperature Grade :
- Industrial
- Format :
- FIXED-POINT
- CPU Family :
- AVR RISC
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Connectivity :
- I2C, SPI, UART/USART
- RAM Size :
- 1K x 8
- ROM Programmability :
- Flash
- Maximum Operating Temperature :
- + 85 C
- On Chip Data RAM Width :
- 8
- Interface :
- I2C, SPI, UART, USART
- Package Shape :
- Square
- Manufacturer :
- Microchip
- Supply Current-Max :
- 12 mA
- Package :
- Tray
- Core Size :
- 8-Bit
- DAC Channels :
- No
- Qualification Status :
- Not Qualified
- Datasheets
- ATMEGA164A-MCH
ATMEGA164A-MCH Documents

Microcontrollers Microchip Technology ATMEGA164A-MCH Overview
The Microcontrollers Microchip Technology ATMEGA164A-MCH is a high-performance, low-power AVR 8-bit microcontroller that leverages Microchip Technology's advanced engineering to deliver a robust solution for demanding embedded applications. This microcontroller integrates 16KB of ISP flash memory, 512 bytes of EEPROM, and 1KB of SRAM, offering ample room for application development and execution. With its 44-lead QFN package, it provides a compact footprint while maintaining a rich feature set, making it an ideal choice for projects where space is at a premium but functionality cannot be compromised.
ATMEGA164A-MCH Features
This microcontroller stands out with its wide voltage range of 1.8V to 5.5V, allowing flexibility across different power supplies and conditions. It supports a clock speed up to 20 MHz, enabling high-performance operation. Enhanced features include power-on reset, programmable brown-out detection, and an internal calibrated oscillator to ensure reliable operation under variable conditions. Moreover, it boasts two 8-bit timers, two 16-bit timers, and multiple PWM channels, enhancing its capability for control applications. The device also supports serial USART, SPI, and I2C communications, making it highly adaptable to modern digital interfaces.
ATMEGA164A-MCH Applications
- Automotive Systems: Utilized in engine management and dashboard displays, where its robust I/O capabilities and tolerance to fluctuating voltages ensure reliable performance.
- Consumer Electronics: Ideal for portable devices, gaming consoles, and home automation systems, providing effective control and connectivity in compact designs.
- Industrial Automation: Employed in process controllers and monitoring systems, where its extended temperature range and high integration support complex automated tasks.
- Medical Devices: Suitable for portable medical diagnostics and monitoring equipment, where precision and low power consumption are critical.
- Internet of Things (IoT) Devices: Forms the core of sensors and smart meters, leveraging its low-power operation and versatile connectivity options for efficient data transmission.
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