ZHCSGO0A June 2017 – February 2024 TPS549B22
PRODUCTION DATA
請參考 PDF 數據表獲取器件具體的封裝圖。
This command provides a way for a host system to determine some key capabilities of this PMBus device.
| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
| PEC=1 | SPEED <1:0> | ALRT=1 | 0 | 0 | 0 | 0 | |
| R | R | R | R | R | R | R | R |
| LEGEND: R/W = Read/Write; R = Read only; -n = value after reset |
| Bit | Field | Type | Reset | Description |
|---|---|---|---|---|
| 7 | PEC=1 | R | 1 | 1: Packet Error Checking is supported |
| 6:5 | SPEED <1:0> | R | 10b | 10: Maximum supported bus speed is 1 MHz |
| 4 | ALRT=1 | R | 1 | TPS549B22 has an ALERT# pin and it supports SMBus Alert Response protocol |
| 3 | R | 0 | ||
| 2 | R | 0 | ||
| 1 | R | 0 | ||
| 0 | R | 0 |