ATTINY28L-4AU
- Mfr.Part #
- ATTINY28L-4AU
- Manufacturer
- Microchip Technology
- Package / Case
- 32-TQFP
- Datasheet
- Download
- Description
- IC MCU 8BIT 2KB FLASH 32TQFP
- Stock
- 36,148
- In Stock :
- 36,148
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Maximum Operating Temperature :
- + 85 C
- Supply Voltage-Max (Vsup) :
- 5.5V
- Terminal Form :
- Gull wing
- Peripherals :
- POR, WDT
- Package / Case :
- 32-TQFP
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Core Size :
- 8-Bit
- Tradename :
- AVR
- Surface Mount :
- yes
- Supply Current-Max :
- 3 mA
- Width :
- 7.1mm
- Package :
- Tray
- Contact Plating :
- Tin
- Peak Reflow Temperature (Cel) :
- 260
- ROM Programmability :
- Flash
- Number of Terminals :
- 32
- Mounting Style :
- SMD/SMT
- Data Bus Width :
- 8B
- PWM Channels :
- No
- Manufacturer :
- Microchip
- RoHS :
- Details
- Terminal Finish :
- Matte Tin (Sn)
- Terminal Pitch :
- 0.8mm
- Qualification Status :
- Not Qualified
- Product Type :
- 8-bit Microcontrollers - MCU
- ROM (words) :
- 2048
- Factory Lead Time :
- 21 Weeks
- Packaging :
- Tray
- Pbfree Code :
- yes
- Product Status :
- Active
- Speed :
- 4MHz
- Program Memory Type :
- Flash
- Power Supplies :
- 3/5V
- Minimum Operating Temperature :
- - 40 C
- DMA Channels :
- No
- Supply Voltage-Min (Vsup) :
- 2.7V
- Number of I/Os :
- 11 I/O
- Series :
- AVR® ATtiny
- Seated Height-Max :
- 1.2 mm
- Core Processor :
- AVR
- Access Time :
- 4 µs
- Number of Pins :
- 32
- EEPROM Size :
- --
- Length :
- 7.1mm
- Connectivity :
- --
- Bit Size :
- 8
- Oscillator Type :
- Internal
- Base Product Number :
- ATtiny28
- Package Shape :
- Square
- Has ADC :
- No
- Height :
- 1.05mm
- Number of Timers/Counters :
- 1
- JESD-609 Code :
- e3
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Memory Size :
- 2kB
- Number of I/O Lines :
- 20
- Base Part Number :
- ATtiny28
- RAM (bytes) :
- 32
- Mounting Type :
- Surface Mount
- Temperature Grade :
- Industrial
- RoHS Status :
- ROHS3 Compliant
- Number of I/O :
- 11
- Mount :
- Surface Mount
- DAC Channels :
- No
- RAM Size :
- 32b
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- CPU Family :
- AVR RISC
- Product :
- MCU
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Supplier Device Package :
- 32-TQFP (7x7)
- Reach Compliance Code :
- Compliant
- Number of Terminations :
- 32
- Program Memory Size :
- 2KB 1K x 16
- JESD-30 Code :
- S-PQFP-G32
- Product Category :
- 8-bit Microcontrollers - MCU
- Brand :
- Microchip Technology
- Frequency :
- 4MHz
- Operating Temperature :
- -40°C~85°C TA
- Published :
- 1997
- Data Converters :
- --
- Terminal Position :
- QUAD
- Supply Voltage :
- 3V
- Lead Free :
- Lead Free
- Datasheets
- ATTINY28L-4AU
ATTINY28L-4AU Documents

Microcontrollers Microchip Technology ATTINY28L-4AU Overview
The Microcontrollers Microchip Technology ATTINY28L-4AU is a highly versatile and powerful microcontroller designed by Microchip Technology, ideal for applications requiring a compact, yet efficient control solution. This 8-bit MCU is equipped with 2KB of flash memory and operates efficiently within a temperature range conducive to challenging environments. Its 32TQFP packaging ensures a minimal footprint on PCB layouts, making it perfect for space-constrained applications. This product provides a robust platform for developing complex embedded systems that require low power consumption and high performance in a small form factor.
ATTINY28L-4AU Features
This microcontroller features a powerful AVR architecture that enables efficient processing of instructions with lower power consumption. The ATTINY28L-4AU supports a wide range of operating voltages from 2.7V to 5.5V, making it versatile for various electronic applications. Its 8-bit processing capability is suitable for handling complex algorithms and routines in embedded systems. Additionally, the inclusion of multiple programmable I/O lines enhances its adaptability for diverse hardware integrations, making it an excellent choice for custom project developments.
ATTINY28L-4AU Applications
- Automotive Control Systems: Utilized for managing automotive functions such as lighting and sensor interfaces, where reliability and space economy are crucial.
- Consumer Electronics: Acts as a control unit for various household gadgets, including gaming peripherals and smart home devices, providing efficient operations and connectivity.
- Industrial Automation: Employs in automation controllers for small-scale industrial machinery, optimizing process control and efficiency.
- Wearable Technology: Suitable for smart watches and fitness trackers, where its small size and efficiency are essential for device longevity and functionality.
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