| PartNumber | CY8C3246AXI-131T | CY8C3246AXI-131 | CY8C3246AXI-137 |
| Description | 8-bit Microcontrollers - MCU 64Kb Flash 8Kb SRAM PSoC 3 | 8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V | IC MCU 8BIT 64KB FLASH 100TQFP |
| Manufacturer | Cypress Semiconductor | Cypress Semiconductor | - |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | TQFP-100 | TQFP-100 | - |
| Series | CY8C3246 | CY8C3246 | - |
| Core | 8051 | 8051 | - |
| Data Bus Width | 8 bit | 8 bit | - |
| Maximum Clock Frequency | 50 MHz | 50 MHz | - |
| Program Memory Size | 64 kB | 64 kB | - |
| Data RAM Size | 8 kB | 8 kB | - |
| ADC Resolution | 8 bit | - | - |
| Number of I/Os | 70 I/O | 70 I/O | - |
| Operating Supply Voltage | 1.71 V to 5.5 V | 1.71 V to 5.5 V | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Reel | Tray | - |
| Product | MCU | - | - |
| Program Memory Type | Flash | Flash | - |
| Brand | Cypress Semiconductor | Cypress Semiconductor | - |
| Data RAM Type | SRAM | SRAM | - |
| Data ROM Size | 2 kB | - | - |
| Data ROM Type | EEPROM | - | - |
| Interface Type | I2C, SPI, UART, USB | I2C, SPI, UART, USB | - |
| Analog Supply Voltage | 1.8 V to 5.5 V | - | - |
| DAC Resolution | 8 bit | - | - |
| Development Kit | CY8CKIT-001 | - | - |
| I/O Voltage | - | - | - |
| Moisture Sensitive | Yes | Yes | - |
| Number of ADC Channels | 24 Channel | - | - |
| Number of Timers/Counters | 4 x 16 bit | 4 Timer | - |
| Processor Series | CY8C32 | CY8C32 | - |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| Factory Pack Quantity | 1500 | 90 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 5.5 V | - | - |
| Supply Voltage Min | 1.71 V | - | - |
| Tradename | PSoC | PSoC | - |
| Watchdog Timers | Watchdog Timer | - | - |
| Unit Weight | 0.023175 oz | 0.023175 oz | - |