Microchip Technology ATMEGA169P-16AUR

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Product attributes Property Value
Manufacturer Microchip Technology
Product Series AVR® ATmega
Packaging Cut Tape (CT) | Tape & Reel (TR)
Core Processor AVR
Core Size 8-Bit
Speed 16MHz
Connectivity SPI, UART/USART, USI
Peripherals Brown-out Detect/Reset, LCD, POR, PWM, WDT
Number of I/O 54
Program Memory Size 16KB (8K x 16)
Program Memory Type FLASH
EEPROM Size 512 x 8
RAM Size 1K x 8
Voltage - Supply (Vcc/Vdd) 2.7V ~ 5.5V
Data Converters A/D 8x10b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification AEC -
Mounting Type Surface Mount
Supplier Device Package 64-TQFP (14x14)
Package / Case 64-TQFP
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The ATMEGA169P-16AUR is a versatile 8-bit AVR microcontroller from Microchip, featuring a 16MHz core, 16KB Flash, and 1KB RAM. It operates from 2.7V to 5.5V, providing design flexibility. A standout feature is its integrated LCD controller, which simplifies the design of display-based products. With 8-channel 10-bit ADC, PWM, and multiple serial interfaces, it is ideal for smart meters, industrial displays, and portable instruments.

  • Integrated LCD Controller: Eliminates the need for external display drivers, reducing cost and PCB area.
  • Wide Voltage Range: 2.7V-5.5V supports both 3.3V and 5V systems.
  • Efficient AVR Core: High code density and low power consumption extend battery life.
  • Rich Analog Features: 8-channel 10-bit ADC for accurate sensor measurements.
  • Reliable Operation: Brown-out detection and watchdog timer enhance system robustness.

Smart Meters

The integrated LCD controller and low-power AVR core make the ATMEGA169P-16AUR perfect for utility meters, enabling clear displays and long battery life.

Industrial Displays

In panel meters and process indicators, the 16MHz speed and 8-channel 10-bit ADC allow accurate measurement and real-time data presentation.

Portable Instruments

For handheld multimeters or data loggers, the 2.7V-5.5V range and sleep modes ensure reliable operation with various battery chemistries.

Home Automation

In smart thermostats and control panels, the LCD driver and PWM outputs simplify user interface design and actuator control.

Automotive Dashboards

With a wide temperature range and robust peripherals, it can be used in aftermarket automotive displays and trip computers.

Q: What is the core architecture of the ATMEGA169P-16AUR?
A: It uses the 8-bit AVR core, known for its efficient instruction set and high code density.
Q: What is the operating voltage range?
A: It operates from 2.7V to 5.5V, allowing flexible power supply designs.
Q: What is the maximum clock speed?
A: The MCU runs at up to 16MHz, balancing performance and power consumption.
Q: How much Flash and RAM does it have?
A: It includes 16KB of Flash and 1KB of SRAM, suitable for moderate-complexity applications.
Q: Does it have an LCD controller?
A: Yes, it features an integrated LCD driver, making it ideal for display-based applications.
Q: What are typical applications?
A: It is commonly used in metering, industrial displays, and battery-powered instruments.
Base Product Number : ATMEGA169P
16KB Flash 16MHz 1KB RAM 8-bit ADC AVR Industrial LCD MCU PWM Smart Meter TQFP-64
Q: What is the core architecture of the ATMEGA169P-16AUR?
A: It uses the 8-bit AVR core, known for its efficient instruction set and high code density.
Q: What is the operating voltage range?
A: It operates from 2.7V to 5.5V, allowing flexible power supply designs.
Q: What is the maximum clock speed?
A: The MCU runs at up to 16MHz, balancing performance and power consumption.
Q: How much Flash and RAM does it have?
A: It includes 16KB of Flash and 1KB of SRAM, suitable for moderate-complexity applications.
Q: Does it have an LCD controller?
A: Yes, it features an integrated LCD driver, making it ideal for display-based applications.
Q: What are typical applications?
A: It is commonly used in metering, industrial displays, and battery-powered instruments.