CY8C4126AZI-S433

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The CY8C4126AZI-S433 is a general-purpose microcontroller (MCU) with integrated analog components from Cypress Semiconductor. It is part of the PSoC 4 family and is an entry-level multipurpose device suited for low power applications. This MCU provides the power, performance, and flexibility for creating applications such as IoT devices, wearables, and low-end embedded system designs.

The CY8C4126AZI-S433 combines the features of a microcontroller and an analog integrated circuit. This 4-bit core MCU has a Flash memory range of 64KB, while supporting up to 128KB of SRAM. It is expandable with an external Flash and also includes an integrated SPI/QSPI module, as well as I2C/UART/USB, timers, and an analog-to-digital converter (ADC).

The CY8C4126AZI-S433 is optimized for low-power consumption and supports battery-operated operations for extended periods of time. It requires only 6.5mA of operating current at 1.8V and 4.0µ-A of sleep current (STOP mode). Furthermore, the MCU includes an on-chip regulator, watchdog timer, and various safety features such as a programmable reset and lockup unit.

The CY8C4126AZI-S433 is available in a variety of packages, such as a 48-pin quad-flat no-lead (QFN) and a 32-pin mechanical small outline (MSOP) package. It operates in conditions ranging from -40°C to +125°C.

Application Fields

The CY8C4126AZI-S433 is suitable for a wide range of applications, including the following:

• Smart consumer appliances, such as air conditioners, microwave ovens, and refrigerators.
• Wireless consumer electronics, such as smartwatches, fitness trackers, and fitness equipment.
• Automotive, aerospace, opto-electronic, and medical devices.
• Industrial control, measuring instrumentation, motion control, and energy management.
• Security systems and surveillance systems.
• Smart home connectivity and connected lighting.

Working Principle

The CY8C4126AZI-S433 is based on the ARM Cortex-M0+ CPU core, which offers a wide range of features and offers high performance at a low power level. The ARMv6-M architecture supports 16-bit and 32-bit instructions and provides a single cycle multiply and divide performance. In addition, the MCU also supports high-level digital signal processing (DSP) instructions and advanced compression and cryptographic instruction sets.

The CY8C4126AZI-S433 MCU has an efficient memory management unit (MMU) and an instruction fetch unit (IFU) for fast program execution and interrupt handling. The MMU provides a single cycle access to ROM and RAM memory and also includes a programmable protection unit (PU) for secure programming and data protection. The IFU provides a single cycle instruction fetch from the internal memory, as well as from external memory.

The CY8C4126AZI-S433 also includes an on-chip system oscillator which is used for the main clock source and a low power compensation oscillator. It has a wide range of clock output frequency available, ranging from 32kHz up to 32MHz. The MCU also supports a wide range of digital communication protocols including I2C, SPI, UART, and USB. In addition, it has an integrated peripheral task controller (PTC) that can be used to enable the connection of external devices.

The CY8C4126AZI-S433 also comes equipped with an on-chip 12-bit analog-to-digital converter (ADC) and a 16-bit timer. It has a wide operating temperature range from -40°C to +125°C and is RoHS compliant. Furthermore, it includes an on-chip LCD controller, which supports various LCD types, allowing for graphics and text LCD displays.

The CY8C4126AZI-S433 is a low-power, all-in-one, general-purpose solution for embedded systems designers. It is the perfect solution for efficient and cost-effective designs, and with its wide range of features and extensive temperature range, it is suitable for a variety of applications.

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