10.2.7.2 Fusion Static PLL I/O Description
The following table lists the I/O description of a Fusion Static PLL.
| Name | Type | Required/Optionalional | Description |
|---|---|---|---|
| GLA | OUT | Required | Primary clock output |
| CLKA | IN | Required | Reference clock |
| POWERDOWN | IN | Required | Power down signal. A low on this turns off the PLL |
| LOCK | OUT | Required | Pll lock |
| EXTFB | IN | Optional | External feedback |
| GLB | OUT | Optional | Global output for Secondary1 clock |
| YB | OUT | Optional | Core output for Secondary1 clock |
| GLC | OUT | Optional | Global output for Secondary2 clock |
| YC | OUT | Optional | Core output for Secondary2 clock |