| PartNumber | CY8C4147AXI-S443 | CY8C4147AXI-S453 | CY8C4147AXI-S445 |
| Description | ARM Microcontrollers - MCU PSoC 4 S-Series | ARM Microcontrollers - MCU PSoC4 | ARM Microcontrollers - MCU PSoC 4 S-Series |
| Manufacturer | Cypress Semiconductor | Cypress Semiconductor | Cypress Semiconductor |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TQFP-44 | TQFP-44 | TQFP-64 |
| Series | CY8C4147 | CY8C4147 | CY8C4147 |
| Core | ARM Cortex M0+ | ARM Cortex M0+ | ARM Cortex M0+ |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 48 MHz | 48 MHz | 48 MHz |
| Program Memory Size | 128 kB | 128 kB | 128 kB |
| Data RAM Size | 16 kB | 16 kB | 16 kB |
| ADC Resolution | 10 bit, 12 bit | 10 bit, 12 bit | 10 bit, 12 bit |
| Number of I/Os | 36 I/O | 36 I/O | 54 I/O |
| Operating Supply Voltage | 1.71 V to 5.5 V | 1.71 V to 5.5 V | 1.71 V to 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Tray | Tray | Tray |
| Product | MCU | MCU | MCU |
| Program Memory Type | Flash | Flash | Flash |
| Brand | Cypress Semiconductor | Cypress Semiconductor | Cypress Semiconductor |
| Data RAM Type | SRAM | SRAM | SRAM |
| Data ROM Size | 8 kB | 8 kB | 8 kB |
| Data ROM Type | ROM | ROM | ROM |
| Interface Type | I2C, SPI, UART | I2C, SPI, UART | I2C, SPI, UART |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of Timers/Counters | 8 Timer | 8 Timer | 8 Timer |
| Processor Series | PSoC 4100S | PSoC 4100S | PSoC 4100S |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 320 | 160 | 180 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 1.71 V | 1.71 V | 1.71 V |
| Tradename | PSoc 4 | PSoc 4 | PSoc 4 |
| Watchdog Timers | Watchdog Timer | Watchdog Timer | Watchdog Timer |