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| PartNumber | CY8C4145AZI-PS433 | CY8C4145AZI-PS423 | CY8C4145AZI-S423 |
| Description | ARM Microcontrollers - MCU 48MHz with CapSense 48-TQFP | ARM Microcontrollers - MCU 48MHZ 38 GPIO 48-TQFP | ARM Microcontrollers - MCU PSoC4 |
| 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-48 | TQFP-48 | TQFP-48 |
| Series | PSoC4100PS | PSoC4100PS | PSoC4100 |
| 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 | 32 kB | 32 kB | 32 kB |
| Data RAM Size | 4 kB | 4 kB | 4 kB |
| ADC Resolution | 10 bit, 12 bit | 10 bit, 12 bit | 10 bit, 12 bit |
| Number of I/Os | 38 I/O | 38 I/O | 36 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 | + 105 C | + 105 C | + 85 C |
| Packaging | Tray | Tray | Tray |
| Product | SoC | SoC | 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 |
| Analog Supply Voltage | 1.71 V to 5.5 V | 1.71 V to 5.5 V | - |
| DAC Resolution | 13 bit | 13 bit | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 250 | 250 | 250 |
| 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 |
| Moisture Sensitive | - | - | Yes |
| Number of Timers/Counters | - | - | 5 x 16 bit |
| Processor Series | - | - | PSoC 4100S |