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