| PartNumber | TMS320C6421ZDU5 | TMS320C6421ZDU4 | TMS320C6421ZDU6 |
| Description | Digital Signal Processors & Controllers - DSP, DSC TMS6421 ZDU PKG 500 | Digital Signal Processors & Controllers - DSP, DSC Fixed-Pt Dig Signal Proc | Digital Signal Processors & Controllers - DSP, DSC Fixed-Point Dig Signal Processor |
| 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 | - |
| Package / Case | BGA-376 | BGA-376 | BGA-376 |
| Series | TMS320C6421 | TMS320C6421 | TMS320C6421 |
| Product | DSPs | DSPs | DSPs |
| Packaging | Tray | - | - |
| Height | 2.48 mm | - | - |
| Length | 23 mm | - | - |
| Width | 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 | 0.062050 oz | - | - |
| Maximum Clock Frequency | - | 400 MHz | - |
| Operating Supply Voltage | - | 1.05 V, 1.2 V, 1.8 V, 3.3 V | - |
| Minimum Operating Temperature | - | 0 C | - |
| Maximum Operating Temperature | - | + 70 C | - |
| Part # Aliases | - | TNETV6421INZDU4 | - |
| Tradename | - | - | C6000 |