A96G140CL

The A96G140CL is an A96G14x-series 8-bit CMOS microcontroller featuring an 8051-compatible core and up to 64 Kbytes of on-chip Flash. It is designed for embedded control applications that demand compact integration of analog inputs, timers, and multiple serial interfaces.

With a 16 MHz operating speed, 12-bit/16-channel A/D conversion, multiple timers and PWM channels, and comprehensive on-chip reset and voltage-detection features, the A96G140CL delivers a balanced combination of performance, integration, and low-voltage operation for control and user-interface designs.

Key Features

• Core & Performance  8-bit CISC M8051 core (8051-compatible) running up to a 16 MHz main clock with a minimum instruction execution time of 125 ns at 16 MHz.
• Memory  Up to 64 Kbytes of in-system programmable Flash memory with 30,000 write endurance and 2.5 Kbytes of RAM (256 bytes IRAM / 2304 bytes XRAM).
• Analog & Data Conversion  12-bit A/D converter with 16 input channels for multi-channel sensor and signal acquisition.
• Timers & PWM  Multiple timers including a Basic Interval Timer (BIT), Watch Dog Timer (WDT), an 8-bit timer (T0) and five 16-bit timers (T1–T5); programmable pulse generation and 8-bit PWM available.
• Connectivity & Serial Interfaces  Multiple serial channels including USI (configurable as USART/SPI/I2C) and USART peripherals for flexible communication and peripheral control.
• GPIO & High-Current Drivers  Up to 46 general-purpose I/O pins with 8 high-sink current ports and dedicated buzzer-driving and LED/high-current port support for direct user-interface drive.
• Power, Clock & Low-Power Modes  Operates from 1.8 V to 5.5 V with support for internal and external oscillators, STOP and IDLE power-down modes, and an internal RC oscillator (sub- and main-clock options).
• System Reliability & Voltage Supervision  On-chip Power-On Reset (POR), Low Voltage Reset (LVR) with multiple detection levels, and Low Voltage Indicator (LVI) for robust brownout and startup behavior.
• Watch Timer  Built-in watch timer with selectable intervals (including 3.91 ms, 0.25 s, 0.5 s, 1 s and 1 min at 32.768 kHz) for periodic wake or supervision tasks.
• Package & Temperature  Supplied in a 48-LQFP (7 × 7 mm, 0.5 mm pitch) package with an operating temperature range rated from −40 °C to +85 °C.

Typical Applications

• Home Appliances  Embedded control for household appliances where compact Flash, multiple I/O and analog inputs enable control, sensing and user-interface functions.
• User Interface & Audio  Buzzer-driving port and high-current LED ports allow direct implementation of audible alerts and visual indicators in consumer devices.
• Sensor Data Acquisition  12-bit A/D with 16 channels supports multi-sensor measurement and preprocessing in instrumentation and monitoring designs.
• Timed Control & Automation  Multiple 8/16-bit timers, PWM channels and programmable pulse generation are suitable for coordinated timing, sequencing and control tasks.

Unique Advantages

• High integration reduces BOM  On-chip Flash, RAM, A/D, multiple timers, watchdog, POR/LVR/LVI and oscillator circuitry consolidate functions and minimize external components.
• Flexible serial interfaces  USI and USART channels provide adaptable communication modes (USART/SPI/I2C) for peripherals and subsystem connectivity.
• Robust low-voltage operation  Wide supply range (1.8–5.5 V) and multiple voltage-detection levels enable operation across diverse power conditions and platforms.
• Designed for user-interface simplicity  Dedicated buzzer and high-sink LED ports let designers implement audio/visual feedback without external driver ICs.
• Deterministic timing and control  Multiple 16-bit timers and PWM channels support precise timing, pulse generation and control sequencing for embedded applications.

Why Choose A96G140CL?

The A96G140CL positions itself as a compact, highly integrated 8-bit microcontroller targeting embedded control and user-interface applications. Its combination of 64 KB Flash, 12-bit multi-channel ADC, extensive timer resources and configurable serial interfaces makes it suitable for designs that require both analog sensing and real-time control in a single-package solution.

Engineers and procurement teams looking for a robust, voltage-flexible MCU with dedicated I/O for audio and LEDs, on-chip voltage supervision and multiple low-power modes will find the A96G140CL a pragmatic choice for reducing external components and streamlining system design.

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