ATTINY841-MMH
- Mfr.Part #
- ATTINY841-MMH
- Manufacturer
- Microchip Technology
- Package / Case
- 20-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 8KB FLASH 20VQFN
- Stock
- 765
- In Stock :
- 765
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Tradename :
- AVR
- RAM (bytes) :
- 512
- Typical Operating Supply Voltage :
- 1.7 → 5.5 V
- Data Bus Width :
- 8B
- Brand :
- Microchip Technology / Atmel
- Number of I2C Channels :
- 1
- Core Processor :
- AVR
- Core Size :
- 8-Bit
- RoHS Status :
- ROHS3 Compliant
- Operating Temperature :
- -40°C~85°C TA
- Supply Voltage :
- 3.3V
- Max Supply Voltage :
- 5.5 V
- Min Supply Voltage :
- 1.7 V
- Length :
- 3.1mm
- EEPROM Size :
- 512 x 8
- Package Shape :
- Square
- Package / Case :
- 20-VFQFN Exposed Pad
- Mounting Style :
- SMD/SMT
- Published :
- 1997
- Width :
- 3.1mm
- JESD-30 Code :
- S-PQCC-N20
- Number of Ethernet Channels :
- 0
- Minimum Operating Temperature :
- -40 °C
- RAM Size :
- 512 x 8
- RoHS :
- Compliant
- Interface :
- I2C, SPI, UART, USART
- Pin Count :
- 14
- Terminal Position :
- QUAD
- ROM Programmability :
- Flash
- Watchdog Timer :
- yes
- Core Architecture :
- AVR
- Series :
- AVR® ATtiny
- Speed :
- 16MHz
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Power Supplies :
- 1.8/5V
- Max Operating Temperature :
- 85 °C
- Bit Size :
- 8
- Oscillator Type :
- Internal
- Height Seated (Max) :
- 0.85mm
- ROM (words) :
- 4096
- Contact Plating :
- Gold
- Program Memory Size :
- 8KB 8K x 8
- Terminal Form :
- NO LEAD
- Schedule B :
- 8542310000, 8542310000/8542310000, 8542310000/8542310000/8542310000, 8542310000/8542310000/8542310000/8542310000
- Data Converter :
- A/D 12x10b
- Supply Voltage-Min (Vsup) :
- 1.7V
- Dimensions :
- 3.1 x 3.1 x 0.8mm
- Program Memory Type :
- Flash
- Peripherals :
- PWM
- Connectivity :
- I2C, SPI, UART/USART
- Interfaces :
- I2C/SPI/USART
- Memory Type :
- Flash
- Product Status :
- Active
- Voltage - Supply (Vcc/Vdd) :
- 1.7V~5.5V
- Supply Current-Max :
- 6 mA
- Package :
- Tray
- Maximum Operating Temperature :
- +85 °C
- Base Product Number :
- ATTINY841
- Number of SPI Channels :
- 1
- Base Part Number :
- ATTINY841
- Seated Height-Max :
- 0.85 mm
- Terminal Pitch :
- 0.45mm
- Pbfree Code :
- yes
- Max Frequency :
- 16 MHz
- Number of Terminations :
- 20
- PWM Channels :
- yes
- Has ADC :
- yes
- DMA Channels :
- No
- Min Operating Temperature :
- -40 °C
- Interface Type :
- I2C, SPI, USARTs
- Product Type :
- 8-bit Microcontrollers - MCU
- Surface Mount :
- yes
- REACH SVHC :
- No SVHC
- Supplier Device Package :
- 20-VQFN (3x3)
- Number of Pins :
- 20
- Memory Size :
- 8kB
- Manufacturer :
- Microchip
- Temperature Grade :
- Industrial
- Frequency :
- 16MHz
- Product Category :
- 8-bit Microcontrollers - MCU
- Number of I/Os :
- 12
- Height :
- 0.8mm
- Packaging :
- Tray
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Number of Timers/Counters :
- 3
- Reach Compliance Code :
- Compliant
- DAC Channels :
- No
- Number of Terminals :
- 20
- Package Type :
- VQFN
- Number of Programmable I/O :
- 12
- Data Converters :
- A/D 12x10b
- Qualification Status :
- Not Qualified
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- CPU Family :
- AVR RISC
- Factory Lead Time :
- 7 Weeks
- Number of UART Channels :
- 2
- Family Name :
- ATTINY841
- Supply Voltage-Max (Vsup) :
- 5.5V
- Instruction Set Architecture :
- RISC
- Mount :
- Surface Mount
- Mounting Type :
- Surface Mount
- Device Core :
- AVR
- Weight :
- 69.994973mg
- Number of I/O Lines :
- 12
- Number of I/O :
- 12
- Datasheets
- ATTINY841-MMH
ATTINY841-MMH Documents

Microcontrollers Microchip Technology ATTINY841-MMH Overview
The Microcontrollers Microchip Technology ATTINY841-MMH represents a powerful yet compact integrated circuit solution, tailored for applications requiring low power consumption and high functionality in a small form factor. Manufactured by Microchip Technology, this 8-bit microcontroller (MCU) is based on the high-performance AVR architecture, designed to support complex digital operations in sophisticated electronics. With 8KB of flash memory, it offers ample space for application code and data storage. Its 20-VQFN packaging ensures a minimal footprint on circuit boards, making it an ideal choice for space-sensitive applications.
ATTINY841-MMH Features
This microcontroller includes several features that enhance its utility in a variety of electronic applications. Key features include a wide operating voltage range of 1.7V to 5.5V, enabling it to function in diverse power environments. It also supports up to 12 analog inputs and offers various communication interfaces, including UART, SPI, and I2C, facilitating easy integration into existing systems. Enhanced with two analog comparators and a 10-bit ADC, it excels in applications requiring precise sensor data processing.
ATTINY841-MMH Applications
- Smart Home Devices: Utilized in smart lighting and home automation controllers, the ATTINY841-MMH can efficiently manage multiple sensor inputs while maintaining low power consumption.
- Wearable Electronics: Perfect for wearable health monitors, this MCU processes inputs from various sensors to monitor health metrics such as heart rate and activity levels due to its compact size and efficiency.
- Industrial Control Systems: In industrial environments, the ATTINY841-MMH is used in sensor nodes and control units due to its robust operation under varying electrical conditions and its capacity to handle multiple sensor data streams.
- Battery-Operated Toys: This MCU's low power requirements and high functionality make it suitable for interactive toys, enhancing user experience with reliable performance.
- Automotive Applications: It can be applied in automotive intelligent systems, like advanced lighting and small-scale motor controls, thanks to its ability to operate across a wide range of voltages and temperatures.
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