The RA9 family includes such sub-products as:
• RA9S series (single core), including: RA9S1, RA9S2 and RA9S3;
• RA9D series (dual core), which includes: RA9D1, RA9D2 and RA9D3;
• RA9T series (three cores), including: RA9T1;
| Model | RA9S1 | RA9S2 | RA9S3 | RA9D1 | RA9D2 | RA9D3 | RA9T1 |
| Core | ApplicationCore: Cortex-M7; Safety Core: Cortex-M0 | ||||||
| Core Qty. | 1+1 | 2+1 | 3+1 | ||||
| Frequency | 160M | 200M | 240M | 200M×2 | 200M×2 | 200M×2 | 200M×3 |
| Flash | 1M | 2M | 4M | 2M | 6M | 8M | 8M |
| SRAM | 128K | 256K | 512K | 512K | 768K | 1152K | 1152K |
| Secure RAM | 64K | 64K | 64K | 64K | 64K | 64K | 64K |
| DSP | Yes | ||||||
| FPU | Double Precision | ||||||
| Embedded HSM | EVITA Full ECC SHA、SM2/3/4… | ||||||
| CAN-FD | 3 | 6 | 12 | 8 | 12 | 12 | 12 |
| LIN | 4 | 8 | 16 | 8 | 16 | 16 | 16 |
| Ethernet | -- | -- | 100M/ 1000M TSN | 100M/ 1000M TSN | 100M/ 1000M TSN | 100M/ 1000M TSN | 100M/ 1000M TSN |
| SPI | 4 | 6 | 6 | 6 | 6 | 6 | 6 |
| QSPI | -- | -- | 2 | 2 | 2 | 2 | 2 |
| UART | 2 | 4 | 4 | 4 | 4 | 4 | 4 |
| DMA | 16 | 16 | 32 | 32 | 48 | 48 | 48 |
| ADC | 32 | 48 | 48 | 48 | 48 | 64 | 84 |
| I2C | 2 | 2 | 2 | 2 | 4 | 4 | 4 |