ATMEGA168A-MMHR
- Mfr.Part #
- ATMEGA168A-MMHR
- Manufacturer
- Microchip Technology
- Package / Case
- 28-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 16KB FLASH 28VQFN
- Stock
- 46,859
- In Stock :
- 46,859
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Published :
- 1997
- Connectivity :
- I2C, SPI, UART/USART
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Interface :
- I2C, SPI, UART, USART
- RoHS Status :
- ROHS3 Compliant
- Supply Voltage :
- 5V
- Power Supplies :
- 2/5V
- Reach Compliance Code :
- Compliant
- Data Converter :
- A/D 8x10b
- Height Seated (Max) :
- 1mm
- Maximum Operating Temperature :
- + 85 C
- Core Processor :
- AVR
- Speed :
- 20MHz
- JESD-609 Code :
- e4
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Brand :
- Microchip Technology / Atmel
- Factory Lead Time :
- 17 Weeks
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Device Core :
- AVR
- Mount :
- Surface Mount
- RAM Size :
- 1K x 8
- Number of I/O Lines :
- 23
- ROM Programmability :
- Flash
- Base Product Number :
- ATMega168
- Terminal Form :
- NO LEAD
- Data Bus Width :
- 8B
- Watchdog Timer :
- yes
- Has ADC :
- yes
- Interfaces :
- SPI/USART
- Contact Plating :
- Tin
- Data Converters :
- A/D 8x10b
- Additional Feature :
- ALSO OPERATES AT 2.7 V MINIMUM SUPPLY AT 10 MHZ AND 1.8 V MINIMUM SUPPLY AT 4 MHZ
- Program Memory Size :
- 16KB 8K x 16
- DMA Channels :
- No
- Series :
- AVR® ATmega
- Program Memory Type :
- Flash
- Terminal Pitch :
- 0.45mm
- Product Status :
- Active
- Number of Pins :
- 28
- Base Part Number :
- ATMEGA168A
- DAC Channels :
- No
- Terminal Position :
- QUAD
- Mounting Type :
- Surface Mount
- Core Size :
- 8-Bit
- Manufacturer :
- Microchip
- Package Shape :
- Square
- Surface Mount :
- yes
- Supply Voltage-Max (Vsup) :
- 5.5V
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Temperature Grade :
- Industrial
- Memory Size :
- 16kB
- JESD-30 Code :
- S-PQCC-N28
- Width :
- 4 mm
- Product Type :
- 8-bit Microcontrollers - MCU
- Operating Temperature :
- -40°C~85°C TA
- Number of I/Os :
- 23 I/O
- Number of Terminations :
- 28
- CPU Family :
- AVR RISC
- EEPROM Size :
- 512 x 8
- Package / Case :
- 28-VFQFN Exposed Pad
- Seated Height-Max :
- 1 mm
- RAM (bytes) :
- 1024
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Oscillator Type :
- Internal
- Tradename :
- AVR
- Number of Timers/Counters :
- 3
- ROM (words) :
- 8192
- Supply Voltage-Min (Vsup) :
- 4.5V
- Minimum Operating Temperature :
- - 40 C
- Number of I/O :
- 23
- Frequency :
- 20MHz
- Bit Size :
- 8
- RoHS :
- Details
- PWM Channels :
- yes
- Product Category :
- 8-bit Microcontrollers - MCU
- Pbfree Code :
- yes
- Product :
- MCU
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Mounting Style :
- SMD/SMT
- Supply Current-Max :
- 12 mA
- Number of Terminals :
- 28
- Packaging :
- Tape and Reel (TR)
- Qualification Status :
- Not Qualified
- Supplier Device Package :
- 28-VQFN (4x4)
- Length :
- 4mm
- Datasheets
- ATMEGA168A-MMHR
ATMEGA168A-MMHR Documents

Microcontrollers Microchip Technology ATMEGA168A-MMHR Overview
The ATMEGA168A-MMHR by Microchip Technology is a highly capable microcontroller unit (MCU) designed for sophisticated embedded applications. This microcontroller is engineered to deliver high performance and low power consumption in a compact 28VQFN package. It integrates 16KB of flash memory, providing ample space for application code and data storage, which makes it ideal for developing advanced and space-constrained devices in various industries. With its robust architecture and enhanced features, the Microcontrollers Microchip Technology ATMEGA168A-MMHR is tailored to meet the demanding requirements of modern embedded systems, ensuring reliable and efficient operation.
ATMEGA168A-MMHR Features
The ATMEGA168A-MMHR microcontroller boasts an array of features designed for versatility and optimal performance. Key features include 16KB of in-system programmable flash, a 10-bit analog-to-digital converter (ADC) that facilitates accurate sensor readings and data acquisition, and multiple communication interfaces including I2C, SPI, and USART, which allow for easy integration into a broader system architecture. Additionally, its power-saving modes enable devices to achieve a longer battery life, crucial for portable and remote applications.
ATMEGA168A-MMHR Applications
- Consumer Electronics: Utilized in smart home devices such as thermostats and remote controls, the ATMEGA168A-MMHR manages sensor interfaces and user interactions efficiently, enhancing device functionality and user experience.
- Automotive: Integrated into automotive systems for monitoring and control, this MCU processes inputs from various sensors to assist in features like automatic lighting, engine management, and in-car entertainment systems.
- Industrial Automation: In factory automation equipment, the ATMEGA168A-MMHR controls machinery, gathers data from sensors, and executes critical tasks, ensuring high precision and reliability in demanding industrial environments.
- Wearable Technology: Perfect for wearables, this MCU supports complex algorithms for activity tracking and mobile connectivity, optimizing performance while maintaining low power consumption.
- Healthcare Devices: Employed in medical monitoring systems, it ensures accurate data collection and real-time processing, crucial for patient monitoring devices and diagnostic equipment.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















