18.2 Features
The following are key features of the OSCCTRL module:
- 48 MHz Crystal Oscillator (XOSC48)
- Supports 4 MHz to 48 MHz crystal oscillators
- Supports ceramic resonators up to 10 MHz
- AGC, Automatic gain control loop with manual override
- User clock Ready Status
- Clock-fail detection in AGC mode with safe clock switch
- RC48M (DFLL48M)
- System clock output
- 48.0 MHz (-5% to 2%) calibrated with DFLL48M in open-loop operation
- 48.0 MHz (±0.25%) calibrated with DFLL48M in closed-loop operation
- 8 MHz (±15%) in low-power mode with DFLL48M in open-loop operation
- One PLL, Phase-Locked Loop
- 4 MHz to 48 MHz Reference Input Clock
- Programmable Reference Input Clock divider
- Single-ended output frequency: 12.7 MHz to 200 MHz or 1.6 GHz for fractional divider module input
- Six single-ended outputs with programmable output clock dividers
- Programmable closed loop bandwidth