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Product Detailed Parameters
- Description：IC MCU 8BIT 16KB FLASH 48SSOP
- Series：PSOC™ 3 CY8C32xx
- Mfr：Infineon Technologies
- Package：Tube
- Core Processor：8051
- Core Size：8-Bit
- Speed：50MHz
- Connectivity：EBI/EMI, I2C, LINbus, SPI, UART/USART
- Peripherals：CapSense, DMA, LCD, POR, PWM, WDT
- Number of I/O：25
- Program Memory Size：16KB (16K x 8)
- Program Memory Type：FLASH
- EEPROM Size：512 x 8
- RAM Size：2K x 8
- Voltage - Supply (Vcc/Vdd)：1.71V ~ 5.5V
- Data Converters：A/D 16x12b; D/A 1x8b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：48-SSOP
- Package / Case：48-BSSOP (0.295", 7.50mm Width)
- Grade：-
- Qualification：-
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Overview
The CY8C3244PVI-133 is an 8-bit microcontroller from the Infineon PSoC 3 family, featuring a single-cycle 8051 CPU core. It integrates 16 kB of Flash program memory and 2 kB of SRAM within a 48-pin SSOP package. The device supports a maximum clock frequency of 50 MHz and operates on a supply voltage range of 1.71 V to 5.5 V. It provides 29 I/O pins and includes a 12-bit ADC resolution capability.
Feature Summary
- Integrates a high-performance single-cycle 8051 CPU with DMA controller for efficient data handling
- Features programmable analog and digital subsystems allowing flexible peripheral configuration
- Supports multiple communication interfaces including USB 2.0 Full Speed, I2C, SPI, and UART
- Enables low-power operation through sleep and deep sleep modes with RAM retention
Applications
- Embedded control systems requiring mixed-signal processing
- Battery-powered devices utilizing wide voltage input ranges
- Industrial applications needing configurable logic and analog peripherals
- Consumer electronics utilizing CapSense touch sensing capabilities
Procurement Notes
Verify component authenticity by checking manufacturer markings against official datasheet specifications. Confirm package type matches the required SSOP-48 form factor. Ensure voltage and temperature ratings align with target application environments before integration.
Selection Notes
Select this model when a compact 48-pin solution is required alongside specific memory capacities. Consider the 8051 architecture compatibility if existing firmware relies on standard instruction sets. Evaluate pin count requirements against the available 29 I/O options provided in this specific package variant.
Part Context
This component belongs to the PSoC 3 series, designed for highly integrated embedded applications. It combines programmable system-on-chip technology with established microcontroller architectures. The series targets designs demanding flexibility in both analog and digital signal processing within a single silicon die.
Replacement Considerations
Check for suffix variations indicating different packaging or temperature grades within the same CY8C3244 family. Verify functional equivalence regarding memory size and I/O counts when considering alternative packages like QFN.
