SPRSP85C April 2024 – June 2025 TMS320F28P550SG , TMS320F28P550SJ , TMS320F28P559SG-Q1 , TMS320F28P559SJ-Q1
PRODUCTION DATA
Refer to the PDF data sheet for device specific package drawings
The acceptable power-up sequence for the rails is summarized below. "Power up" here means the rail in question has reached the minimum recommended operating voltage.
For simplicity, connecting all 3.3-V rails together and following the descriptions in Supply Pins Power Sequence is recommended.
| CASE | RAILS POWER-UP ORDER | ACCEPTABLE | ||
|---|---|---|---|---|
| VDDIO | VDDA | VDD | ||
| A | 1 | 2 | 3 | Yes |
| B | 1 | 3 | 2 | Yes |
| C | 2 | 1 | 3 | No |
| D | 2 | 3 | 1 | No |
| E | 3 | 2 | 1 | No |
| F | 3 | 1 | 2 | No |
| G | 1 | 1 | 2 | Yes |
| H | 2 | 2 | 1 | No |
| CASE | RAILS POWER-UP ORDER | ACCEPTABLE | |
|---|---|---|---|
| VDDIO | VDDA | ||
| A | 1 | 2 | Yes |
| B | 2 | 1 | No |
| C | 1 | 1 | Yes |