A96S174FR

The A96S174 is an advanced 8-bit CMOS microcontroller featuring an M8051-compatible core and 8 Kbytes of on-chip Flash memory. Designed for embedded control applications, it provides a compact, highly integrated platform for consumer, home-appliance and industrial control designs.

With on-chip SRAM, multiple timers and PWMs, a 12-bit ADC, serial interfaces and power-saving modes, the A96S174 balances performance, integration and low-power operation across a wide supply range and industrial temperature window.

Key Features

• Core 8-bit M8051-compatible CISC core (2 clocks per cycle) with minimum instruction execution time of 125 ns at 16 MHz.
• Memory 8 Kbytes on-chip Flash with ISP and 30,000-cycle endurance; 256 bytes IRAM and 256 bytes XRAM for data and stack needs.
• Clock and Power Internal oscillator/clock circuitry with operation up to 16 MHz; wide supply voltage range from 1.8 V to 5.5 V and power-saving STOP and IDLE modes.
• Timers & PWM Multiple timers including Basic Interval Timer, Window WDT, 8-bit T0 and 16-bit T1/T2; supports 8-bit PWM and 16-bit complementary PWM for motor or actuator control.
• Analog 12-bit A/D converter with 14 input channels and internal reference; on-chip bandgap reference and Vref support.
• Serial Interfaces Integrated USART (1 channel, configurable as SPI) and I2C (1 channel) for robust peripheral and sensor connectivity.
• System Reliability On-chip Power-On Reset (POR), Low Voltage Reset (LVR) with multiple detect levels, Low Voltage Indicator (LVI) and Watchdog/Window Watchdog Timer for dependable system behavior.
• GPIO & Package 18 general-purpose I/O pins in a 20-TSSOP surface-mount package (173 mil) suitable for compact board designs.
• Environmental Range Operating temperature range from -40 °C to +85 °C for use in demanding thermal environments.

Typical Applications

• Home Appliances — Control user interfaces, timers and motor drivers using integrated timers, PWMs and ADC channels.
• Consumer Electronics — Manage sensor inputs, serial peripherals and power modes in small-form-factor consumer devices.
• Industrial Control — Embedded control tasks and I/O handling across a wide supply range and industrial temperature operation.
• Battery-Powered Systems — Leverage low-voltage operation and STOP/IDLE modes to extend battery life while maintaining system responsiveness.

Unique Advantages

• Compact integration: Flash, IRAM, XRAM, ADC, timers and serial interfaces on-chip reduce BOM and PCB area.
• Flexible supply and clocking: 1.8–5.5 V operation and internal oscillator support a variety of power and timing configurations.
• Robust system supervision: POR, multi-level LVR/LVI and Window WDT provide layered protection for reliable operation.
• ISR-friendly architecture: 8051-compatible core with multiple interrupt sources simplifies migration and legacy code support.
• Field programmability: In-System Programming (ISP) for Flash enables firmware updates without board-level rework.
• Industrial temperature suitability: -40 °C to +85 °C operation supports use in thermally challenging environments.

Why Choose A96S174FR?

The A96S174FR from Abov delivers a balanced combination of 8051-compatible processing, on-chip memory and rich peripheral integration tailored for embedded control projects. Its 8 Kbytes of Flash with ISP, multiple timers and PWMs, 12-bit ADC and serial interfaces allow designers to consolidate functionality and simplify system architecture.

This device is well suited for engineers building compact, cost-sensitive systems that require reliable operation across a wide supply range and industrial temperature window. The A96S174FR offers long-term value through field programmability, on-chip supervisory features and a small surface-mount package for scalable production designs.

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