Description:9FG108 is a Synthesizer that provides 8 differential output pairs that are compliant to the Intel CK410 specification. It also provides support for PCI-Express, next generation I/O, and SATA. The part synthesizes several output frequencies from either a 14.31818 MHz crystal or a 25 MHz crystal. The device can also be driven by a reference input clock instead of a crystal. It provides outputs with cycle-to-cycle jitter of less than 50 ps and output-to-output skew of less than 65 ps.
The recommended power-on sequence is to apply VCC first, followed by VDD, and then the clock signal. This ensures proper initialization of the internal voltage regulators and prevents latch-up.
To optimize power consumption, use the low-power modes (e.g., sleep, standby, and shutdown) whenever possible. Also, adjust the clock frequency, disable unused peripherals, and use the internal voltage regulator's low-power mode.
The maximum allowed capacitance for the VCC and VDD pins is 10 μF. Exceeding this value may cause power-on reset issues or affect the internal voltage regulator's stability.
To ensure reliable communication, use a baud rate divisor that results in a clock frequency within the recommended range (1.5 to 16 MHz). Also, ensure the transmitter and receiver are properly synchronized, and use flow control mechanisms (e.g., RTS/CTS) if necessary.
Use a combination of print statements, debuggers (e.g., Renesas' E1/E2 emulator), and logic analyzers to debug the 9FG108EFILFT. Also, use the chip's built-in debugging features, such as the trace function and event pins.
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9FG108EFILFT Overview
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