ATTINY28L-4PU
- Mfr.Part #
- ATTINY28L-4PU
- Manufacturer
- Microchip Technology
- Package / Case
- 28-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC MCU 8BIT 2KB FLASH 28DIP
- Stock
- 21
- In Stock :
- 21
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Package Shape :
- RECTANGULAR
- Qualification :
- -
- Width :
- 7.49mm
- Package :
- Tube
- On Chip Program ROM Width :
- 16
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Supply Voltage-Min (Vsup) :
- 2.7V
- Reach Compliance Code :
- Compliant
- Maximum Operating Temperature :
- +85 °C
- Package Type :
- PDIP
- Product Category :
- 8-bit Microcontrollers - MCU
- ROM (words) :
- 2048
- RAM Size :
- 32b
- PWM Channels :
- No
- Factory Lead Time :
- 2 Weeks
- Pbfree Code :
- yes
- Terminal Form :
- THROUGH-HOLE
- Series :
- AVR® ATtiny
- Number of Timers/Counters :
- 1
- RoHS Status :
- ROHS3 Compliant
- Minimum Operating Temperature :
- -40 °C
- Data Converters :
- --
- Base Part Number :
- ATtiny28
- Base Product Number :
- ATtiny28
- Product Status :
- Active
- Length :
- 34.79mm
- Dimensions :
- 34.79 x 7.49 x 4.06mm
- Pin Count :
- 28
- RAM (bytes) :
- 32
- Supplier Device Package :
- 28-PDIP
- Height :
- 4.06mm
- Peripherals :
- POR, WDT
- ROM Programmability :
- Flash
- EEPROM Size :
- --
- Frequency :
- 4MHz
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- JESD-30 Code :
- R-PDIP-T28
- DMA Channels :
- No
- Number of Terminations :
- 28
- Program Memory Size :
- 2KB 1K x 16
- Number of Terminals :
- 28
- Temperature Grade :
- Industrial
- Tradename :
- AVR
- RoHS :
- Details
- Core Processor :
- AVR
- Supply Voltage-Max (Vsup) :
- 5.5V
- Package / Case :
- 28-DIP (0.300, 7.62mm)
- Number of I/Os :
- 11 I/O
- Core Size :
- 8-Bit
- Supply Voltage :
- 3V
- Number of I/O Lines :
- 20
- Supply Current-Max :
- 3 mA
- ECCN Code :
- EAR99
- Operating Temperature :
- -40°C~85°C TA
- Program Memory Type :
- Flash
- Published :
- 1997
- Manufacturer :
- Microchip
- Terminal Position :
- Dual
- Radiation Hardening :
- No
- Mount :
- Through Hole
- Brand :
- Microchip Technology
- Device Core :
- AVR
- Memory Size :
- 2kB
- Product Type :
- 8-bit Microcontrollers - MCU
- Packaging :
- Tube
- DAC Channels :
- No
- Number of I/O :
- 11
- Interfaces :
- -
- Product :
- MCU
- Qualification Status :
- Not Qualified
- Terminal Pitch :
- 2.54mm
- Oscillator Type :
- Internal
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Access Time :
- 4 µs
- Speed :
- 4MHz
- Instruction Set Architecture :
- RISC
- Lead Free :
- Lead Free
- Bit Size :
- 8
- Connectivity :
- --
- Mounting Style :
- Through Hole
- Number of Pins :
- 28
- Seated Height-Max :
- 4.5724 mm
- CPU Family :
- AVR RISC
- Typical Operating Supply Voltage :
- 2.7 → 5.5 V
- JESD-609 Code :
- e3
- Has ADC :
- No
- Power Supplies :
- 3/5V
- Surface Mount :
- No
- HTS Code :
- 8542.31.00.01
- Family Name :
- ATtiny28
- Contact Plating :
- Tin
- Data Bus Width :
- 8B
- Mounting Type :
- Through Hole
- Datasheets
- ATTINY28L-4PU
ATTINY28L-4PU Documents

Microcontrollers Microchip Technology ATTINY28L-4PU Overview
The Microcontrollers Microchip Technology ATTINY28L-4PU, manufactured by Microchip Technology, is a robust 8-bit microcontroller unit (MCU) packed in a 28-pin DIP (Dual In-line Package). This MCU is built on a high-performance, low-power AVR architecture, designed to deliver optimal functionality with a minimal footprint. Offering 2KB of flash memory, this device is engineered to cater to the demanding needs of embedded systems where efficiency and reliability are critical. Its versatility makes it an ideal choice for automation and process control in industrial applications, ensuring substantial operational improvements and system enhancements.
ATTINY28L-4PU Features
The ATTINY28L-4PU features include 2KB of ISP flash memory, a 128B EEPROM, and a 128B SRAM. It operates within a voltage range of 2.7V to 5.5V, ensuring compatibility with various power setups and robust performance in diverse operational environments. Additionally, the device supports various sleep modes to optimize power consumption during idle phases, making it exceptionally suitable for battery-driven applications. Its broad range of peripherals, such as multiple ADC channels, PWM channels, and digital I/Os, extends its usability across various complex digital interfacing needs.
ATTINY28L-4PU Applications
- Home Automation Systems: Integrates seamlessly into home automation solutions for controlling lighting, HVAC systems, and security, thanks to its reliable GPIO capabilities and low power consumption.
- Consumer Electronics: Empowers consumer electronics, such as portable health monitoring devices and handheld gaming consoles, by providing essential processing power and interfacing options in a compact form factor.
- Automotive Applications: Utilized in automotive subsystems for sensor data processing and actuator control, ensuring robust operation under variable voltage conditions and contributing to the enhanced safety and comfort of modern vehicles.
- Industrial Control Systems: Drives automation in industrial settings with its robust operational parameters, handling tasks in process control units that require high reliability and extended operational stability.
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