CY8C3244AXI-153

The CY8C3244AXI-153 microcontroller by Cypress Semiconductor is a versatile and powerful solution for embedded systems. With its ARM Cortex-M3 core clocked at 50 MHz, it offers a balance of performance and energy efficiency. The 32 KB flash memory allows for ample program storage, while the 2 KB of SRAM ensures smooth data processing

Key Features

• Single cycle 8051 CPU core
• DC to 50 MHz operation
• Multiply and divide instructions
• Flash program memory, up to 64 KB, 100,000 write cycles, 20 years retention, and multiple security features
• 512-byte flash cache
• Up to 8-KB flash error correcting code (ECC) or configuration storage
• Up to 8 KB SRAM
• Up to 2 KB electrically erasable programmable read-only memory (EEPROM), 1 M cycles, and 20 years retention
• 24-channel direct memory access (DMA) with multilayer AHB[1] bus access
• Programmable chained descriptors and priorities
• High bandwidth 32-bit transfer support
• Low voltage, ultra low-power
• Wide operating voltage range: 0.5 V to 5.5 V
• High efficiency boost regulator from 0.5-V through 1.8-V to 5.0-V output
• 0.8 mA at 3 MHz, 1.2 mA at 6 MHz, and 6.6 mA at 50 MHz
• Low-power modes including:
• 1-µA sleep mode with real-time clock (RTC) and low-voltage detect (LVD) interrupt
• 200-nA hibernate mode with RAM retention
• Versatile I/O system
• 28 to 72 I/O (62 GPIOs, eight special input/outputs (SIO), two USBIOs[2])
• Any GPIO to any digital or analog peripheral routability
• LCD direct drive from any GPIO, up to 46×16 segments[2]
• CapSense® support from any GPIO[3]
• 1.2-V to 5.5-V I/O interface voltages, up to four domains
• Maskable, independent IRQ on any pin or port
• Schmitt-trigger transistor-transistor logic (TTL) inputs
• All GPIO configurable as open drain high/low, pull-up/pull-down, High Z, or strong output
• Configurable GPIO pin state at power-on reset (POR)
• 25 mA sink on SIO
• Digital peripherals
• 16 to 24 programmable PLD based universal digital blocks (UDB)
• Full-speed (FS) USB 2.0 12 Mbps using internal oscillator[2]
• Up to four 16-bit configurable timer, counter, and PWM blocks
• Library of standard peripherals
• 8-, 16-, 24-, and 32-bit timers, counters, and PWMs
• Serial peripheral interface (SPI), universal asynchronous transmitter receiver (UART), and I2C
• Many others available in catalog
• Library of advanced peripherals
• Cyclic redundancy check (CRC)
• Pseudo random sequence (PRS) generator
• Local interconnect network (LIN) bus 2.0
• Quadrature decoder
• Analog peripherals (1.71 V  VDDA  5.5 V)
• 1.024 V ±0.9-percent internal voltage reference across –40°C to +85°C
• Configurable delta-sigma ADC with 8- to12-bit resolution
• Programmable gain stage: ×0.25 to ×16
• 12-bit mode, 192-ksps, 66-dB signal to noise and distortion ratio (SINAD), ±1-bit INL/DNL
• One 8-bit, 8-Msps IDAC or 1-Msps VDAC
• Two comparators with 95 ns response time
• CapSense support
• Programming, debug, and trace
• JTAG (4-wire), serial wire debug (SWD) (2-wire), and single wire viewer (SWV) interfaces
• Eight address and one data breakpoint
• 4-KB instruction trace buffer
• Bootloader programming supportable through I2C, SPI, UART, USB, and other interfaces
• Precision, programmable clocking
• 3- to 24-MHz internal oscillator over full temperature and voltage range
• 4- to 25-MHz crystal oscillator for crystal PPM accuracy
• Internal PLL clock generation up to 50 MHz
• 32.768-kHz watch crystal oscillator
• Low-power internal oscillator at 1, 33, and 100 kHz
• Temperature and packaging
• –40°C to +85°C degrees industrial temperature
• 48-pin SSOP, 48-pin QFN, 68-pin QFN, and 100-pin TQFP package options