MC97F2664AL

The MC97F2664AL is an advanced CMOS 8-bit microcontroller based on a high-speed 8051 core, offering 64 Kbytes of on-chip Flash and comprehensive integrated peripherals for embedded control applications. It is designed for cost-effective, flexible designs that require mixed-signal integration, extensive I/O and robust timing control.

Targeted at home appliance and industrial control applications, the device delivers a combination of on-chip analog, timing and communications resources together with low-voltage operation and industrial temperature support for dependable system-level integration.

Key Features

• Core  High-speed 8-bit M8051-compatible CPU (2 clocks per cycle) for deterministic control and legacy code compatibility.
• Program Memory  64 Kbytes of onboard Flash with self read/write capability and support for in-system programming (ISP) and on-chip debug.
• SRAM  4,352 bytes of SRAM (256 bytes IRAM + 4,096 bytes XRAM) for stack, variables and data buffering.
• Analog  12-bit A/D converter with 15 inputs and up to 50 ksps sampling, suitable for multi-channel sensor interfacing and analog monitoring.
• Timers & PWM  Comprehensive timing resources including 4 × 8-bit and 6 × 16-bit timers/counters, plus PWM outputs (4 × 8-bit and 6 × 16-bit) for motor control and precise timing tasks.
• Communications  Multiple serial interfaces: UART (3 channels, 8-bit), SPI (2 channels, 8-bit) and USI (2 sets supporting UART/SPI/I2C modes) for flexible peripheral and network connectivity.
• System Reliability  Built-in watchdog timer, power-on reset (POR), low-voltage detection and a 16-bit CRC/checksum generator to support robust system-level error detection and recovery.
• Clocks & Oscillators  Internal 16 MHz RC oscillator (±2.0% at 0–50 °C) plus support for an external clock source; watchdog RC oscillator at 5 kHz.
• Power  Wide supply voltage range from 2.2 V to 5.5 V, enabling operation from low-voltage battery systems to standard logic rails.
• I/O and Package  Up to 61 programmable I/O lines in a surface-mount 64-LQFP package (10 × 10 mm) for compact board designs.
• Operating Conditions  Industrial operating temperature range from −40 °C to 85 °C for demanding environments.
• Peripherals  Additional on-chip features include buzzer drive, LDO, POR/LVR/LVI and a watch timer for system convenience functions.

Typical Applications

• Home Appliances  Control panels, motor and actuator control, and user-interface functions where integrated timing, A/D inputs and multiple I/O lines simplify design.
• Industrial Control  Sensor aggregation, actuator drive and system monitoring tasks that benefit from the 12-bit ADC, watchdog and wide supply/temperature ranges.
• Embedded Control Systems  General embedded applications requiring a compact, Flash-based MCU with multiple serial interfaces and rich timer/PWM resources.

Unique Advantages

• Highly integrated mixed-signal platform: 64 Kbytes of Flash, 12-bit ADC (15 channels), multiple timers/PWM and serial interfaces reduce external component count and simplify BOM.
• Flexible power and temperature range: 2.2–5.5 V operation and −40 °C to 85 °C rating support a wide set of deployment scenarios and power architectures.
• Extensive I/O and memory for complex control: Up to 61 programmable I/Os combined with 4,352 bytes SRAM and 64 Kbytes Flash enable feature-rich firmware and multiple peripherals.
• Robust system features: Watchdog timer, POR and low-voltage detection enhance system reliability and fault recovery for long-term operation.
• Proven 8051 core compatibility: M8051 architecture offers deterministic execution and broad toolchain support for rapid firmware development and integration.
• On-chip programming and debug: In-system programming and on-chip debug support ease development cycles and field firmware updates.

Why Choose MC97F2664AL?

The MC97F2664AL combines a proven 8051 core with a feature-rich peripheral set and a large Flash footprint to deliver a flexible platform for embedded control. Its mixed-signal integration—including a 12-bit, 15-channel ADC—together with abundant timers, PWMs and serial interfaces, makes it well suited to designs that need on-chip analog acquisition, precise timing and multiple communications buses.

This device is ideal for engineers and product teams building home appliance controllers, industrial automation nodes and other embedded systems that require compact, reliable hardware with in-field programming capability and robust power/temperature tolerance.

Please request a quote or submit a product inquiry to receive pricing, lead-time and availability information for the MC97F2664AL. Our sales team will respond with the details needed to move your design forward.