| PartNumber | MB9BF321KPMC-G-JNE2 | MB9BF321LPMC-G-JNE2 | MB9BF321KQN-G-AVE2 |
| Description | ARM Microcontrollers - MCU 16K RAM/64K FLASH 72MHz Clock | ARM Microcontrollers - MCU 16K RAM/64K FLASH 72MHz Clock | Microcontrollers - MCU ARM Microcontrollers - MCU 16K RAM/64K FLASH 72MHz Clock |
| Manufacturer | Cypress Semiconductor | Cypress Semiconductor | Spansion |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | Embedded - Microcontrollers |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | LQFP-48 | LQFP-64 | - |
| Series | MB9B320M | MB9B320M | - |
| Core | ARM Cortex M3 | ARM Cortex M3 | - |
| Data Bus Width | 32 bit | 32 bit | - |
| Maximum Clock Frequency | 72 MHz | 72 MHz | - |
| Program Memory Size | 64 kB | 64 kB | - |
| Data RAM Size | 16 kB | 16 kB | - |
| ADC Resolution | 12 bit | 12 bit | - |
| Number of I/Os | 35 I/O | 50 I/O | - |
| Operating Supply Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 105 C | + 105 C | - |
| Packaging | Tray | Tray | - |
| Product | MCU | MCU | - |
| Program Memory Type | Flash | Flash | - |
| Brand | Cypress Semiconductor | Cypress Semiconductor | - |
| Data RAM Type | SRAM | SRAM | - |
| Interface Type | CSIO, I2C, LIN, UART, USB | CSIO, I2C, LIN, UART, USB | - |
| Analog Supply Voltage | 5.5 V | 5.5 V | - |
| DAC Resolution | 10 bit | 10 bit | - |
| Moisture Sensitive | Yes | Yes | - |
| Number of ADC Channels | 14 Channel | 23 Channel | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| Factory Pack Quantity | 250 | 119 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 2.7 V | 2.7 V | - |
| Watchdog Timers | Watchdog Timer | Watchdog Timer | - |
| Unit Weight | 0.006409 oz | - | - |
| I/O Voltage | - | 2.7 V to 5.5 V | - |
| Processor Series | - | MB9BF321 | - |