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| PartNumber | SVF321R3K2CKU2 | SVF321R3K1CKU2 | SVF322R3K1CKU2 |
| Description | Microprocessors - MPU Vybrid R 32-bit MPU, ARM Cortex-A5 core, ARM Cortex-M4 core, QFP 176 | Microprocessors - MPU 1.5M M4 A5-266 Open VG | Microprocessors - MPU 1.5M M4 A5-266 Open VG |
| Manufacturer | Texas Instruments | NXP | NXP |
| Product Category | Microprocessors - MPU | Microprocessors - MPU | Microprocessors - MPU |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | NFBGA-491 | MAPBGA-369 | FBGA-621 |
| Series | AM4372 | MPC8306 | LS1043A |
| Core | ARM Cortex A9 | e300c3 | ARM Cortex A53 |
| Number of Cores | 1 Core | 1 Core | 4 Core |
| Data Bus Width | 32 bit | 32 bit | 64 bit |
| Maximum Clock Frequency | 600 MHz | 333 MHz | 1.2 GHz |
| L1 Cache Instruction Memory | 32 kB | 16 kB | 32 kB |
| L1 Cache Data Memory | 32 kB | 16 kB | 32 kB |
| Operating Supply Voltage | 1.1 V | 1 V | - |
| Minimum Operating Temperature | - 40 C | 0 C | - |
| Maximum Operating Temperature | + 105 C | + 105 C | + 105 C |
| Packaging | Tray | Tray | Tray |
| Memory Type | L1/L2/L3 Cache, RAM, ROM | L1 Cache | DDR3L, DDR4 |
| Brand | Texas Instruments | NXP / Freescale | NXP / Freescale |
| Data RAM Size | 64 kB | - | - |
| Data ROM Size | 256 kB | - | - |
| Interface Type | CAN, Ethernet, I2C, SPI, UART, USB | CAN, Ethernet, I2C, PCI, SPI, UART, USB | Ethernet, I2C, SPI, UART, USB |
| Development Kit | TMDSEVM437X | - | - |
| I/O Voltage | 1.8 V, 3.3 V | 1.8 V, 3.3 V | - |
| Instruction Type | Floating Point | Floating Point | - |
| L2 Cache Instruction / Data Memory | 256 kB | - | 1 MB |
| Moisture Sensitive | Yes | Yes | - |
| Number of Timers/Counters | 12 x 32 bit | 8 x 32 bit | - |
| Processor Series | Sitara | PowerQUICC II Pro | - |
| Factory Pack Quantity | 90 | 84 | 60 |
| Tradename | Sitara | PowerQUICC | QorIQ |
| Watchdog Timers | Watchdog Timer | Watchdog Timer | - |
| Unit Weight | 0.023390 oz | 0.036516 oz | 0.074499 oz |
| Part # Aliases | - | 935324478557 | 935338909557 |
| Qualification | - | - | AEC-Q100 |