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| PartNumber | MB9BF321LPMC1-G-JNE2 | MB9BF321LPMC-G-JNE2 | MB9BF321LQN-G-AVE2 |
| Description | ARM Microcontrollers - MCU 16K RAM/64K FLASH 72MHz Clock | ARM Microcontrollers - MCU 16K RAM/64K FLASH 72MHz Clock | ARM Microcontrollers - MCU 16K RAM/64K FLASH 72MHz Clock |
| 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 | LQFP-64 | LQFP-64 | QFN-64 |
| Series | MB9B320M | MB9B320M | MB9B320M |
| Core | ARM Cortex M3 | ARM Cortex M3 | ARM Cortex M3 |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 72 MHz | 72 MHz | 72 MHz |
| Program Memory Size | 64 kB | 64 kB | 64 kB |
| Data RAM Size | 16 kB | 16 kB | 16 kB |
| ADC Resolution | 12 bit | 12 bit | 12 bit |
| Number of I/Os | 50 I/O | 50 I/O | 50 I/O |
| Operating Supply Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 105 C | + 105 C | + 105 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 |
| Interface Type | CSIO, I2C, LIN, UART, USB | CSIO, I2C, LIN, UART, USB | CSIO, I2C, LIN, UART, USB |
| Analog Supply Voltage | 5.5 V | 5.5 V | 5.5 V |
| DAC Resolution | 10 bit | 10 bit | 10 bit |
| I/O Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of ADC Channels | 23 Channel | 23 Channel | 23 Channel |
| Processor Series | MB9BF321 | MB9BF321 | MB9BF321 |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 160 | 119 | 260 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 2.7 V | 2.7 V | 2.7 V |
| Watchdog Timers | Watchdog Timer | Watchdog Timer | Watchdog Timer |