| PartNumber | TMS320C6457CCMH8 | TMS320C6457CCMH2 | TMS320C6457CCMH |
| Description | Digital Signal Processors & Controllers - DSP, DSC Comms Infrastructure Dig Signal Proc | Digital Signal Processors & Controllers - DSP, DSC Fixed-Pt Dig Signal Proc | Digital Signal Processors & Controllers - DSP, DSC Fixed-Pt Dig Signal |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Digital Signal Processors & Controllers - DSP, DSC | Digital Signal Processors & Controllers - DSP, DSC | Digital Signal Processors & Controllers - DSP, DSC |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | FCBGA-688 | FCBGA-688 | FCBGA-688 |
| Series | TMS320C6457 | TMS320C6457 | TMS320C6457 |
| Product | DSPs | DSPs | DSPs |
| Packaging | Tray | Tray | Tray |
| Height | 3.3 mm | 3.3 mm | 3.3 mm |
| Length | 23 mm | 23 mm | 23 mm |
| Width | 23 mm | 23 mm | 23 mm |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Data Bus Width | 16 bit | 16 bit | 16 bit |
| Instruction Type | Fixed Point | Fixed Point | Fixed Point |
| Moisture Sensitive | Yes | Yes | Yes |
| Product Type | DSP - Digital Signal Processors & Controllers | DSP - Digital Signal Processors & Controllers | DSP - Digital Signal Processors & Controllers |
| Factory Pack Quantity | 60 | 60 | 60 |
| Subcategory | Embedded Processors & Controllers | Embedded Processors & Controllers | Embedded Processors & Controllers |
| Unit Weight | 0.115307 oz | - | 0.115307 oz |
| Core | - | C64x | - |
| Maximum Clock Frequency | - | 1.2 GHz | - |
| Program Memory Size | - | 2 MB | - |
| Data RAM Size | - | 32 kB | - |
| Operating Supply Voltage | - | 3.3 V | - |
| Minimum Operating Temperature | - | 0 C | 0 C |
| Maximum Operating Temperature | - | + 100 C | + 100 C |
| Program Memory Type | - | Cache, ROM, SRAM | - |
| Data ROM Size | - | 64 kB | - |
| Interface Type | - | HPI, I2C | - |
| MMACS | - | 9600 MMACs | - |
| Number of Timers/Counters | - | 2 Timer | - |
| Supply Voltage Max | - | 3.465 V | - |
| Supply Voltage Min | - | 1.067 V | - |