ZHCS264E MAY 2011 – July 2018 TPS51206
PRODUCTION DATA.
| PIN | I/O | DESCRIPTION | |
|---|---|---|---|
| NAME | NO. | ||
| GND | 8 | – | Signal ground |
| PGND | 4 | – | Power GND for VTT LDO |
| S3 | 7 | I | S3 signal input |
| S5 | 9 | I | S5 signal input |
| VDD | 10 | I | Device power supply input (3.3 V or 5 V) |
| VDDQSNS | 1 | I | VDDQ sense input, reference input for VTTREF |
| VLDOIN | 2 | I | Power supply input for VTT/ VTTREF |
| VTT | 3 | O | Power output for VTT LDO, need to connect 10-μF or greater MLCC for stability. No maximum limit for VTT output capacitance. |
| VTTREF | 6 | O | VTTREF buffered reference output. Connect to MLCC between 0.22-µF and 1-µF for stability. The VTTREF pin can not be open. |
| VTTSNS | 5 | I | VTT LDO voltage sense input |
| Thermal Pad | — | Solder to the ground plane for increased thermal performance. | |