AT90S4414-4AI - Microchip Technology

Manufacturer Part Number

AT90S4414-4AI

Manufacturer

Microchip Technology

Introduction

The AT90S4414-4AI is an 8-bit AVR microcontroller designed for advanced control applications.

Product Features and Performance

Core Processor: AVR 8-Bit

Speed: 4MHz

Connectivity: SPI, UART/USART

Peripherals: PWM (Pulse Width Modulation), WDT (Watchdog Timer)

Number of I/O: 32

Program Memory Size: 4KB (2K x 16)

Program Memory Type: FLASH

EEPROM Size: 256 x 8

RAM Size: 256 x 8

Voltage Supply Range: 2.7V to 6V

Oscillator Type: Internal

Operating Temperature Range: -40°C to 85°C

Mounting Type: Surface Mount

Package/Case: 44-TQFP

Product Advantages

Efficient power consumption

Extensive programmable I/O capabilities

Robust serial communication options

Integrated PWM and Watchdog features for enhanced control and reliability

Key Technical Parameters

Speed: 4MHz

Program Memory: 4KB FLASH

RAM: 256 Bytes

Supply Voltage: 2.7V to 6V

Operating Temperature: -40°C to 85°C

Package Type: 44-TQFP

Quality and Safety Features

Built-in Watchdog Timer for system stability

Operation within industrial temperature ranges

High reliability with internal oscillator

Compatibility

Supports SPI and UART/USART communication protocols

Application Areas

Automotive systems

Industrial control systems

Embedded system control

Product Lifecycle

Status: Obsolete

Note: Customers advised to seek alternative solutions or contact manufacturer for upgrades

Several Key Reasons to Choose This Product

Efficient for control applications requiring multiple I/O ports (32 I/Os)

Low power consumption suitable for battery-operated devices

Robust temperature operation suitable for harsh environments

Integrated communication interfaces (SPI, UART) for broad compatibility with peripherals

FLASH memory enabling easy program updates

Internal oscillator reducing external component count