The maximum clock frequency of the MSP430F6736IPZR is 20 MHz.
To configure the MSP430F6736IPZR for low-power operation, use the Power Management Module (PMM) to select the desired power mode (e.g., LPM3 or LPM4) and adjust the clock frequency and voltage regulator settings accordingly.
Yes, the MSP430F6736IPZR can be used with an external crystal oscillator. The device has an internal oscillator that can be used, but an external crystal oscillator can provide better frequency stability and accuracy.
The MSP430F6736IPZR has a built-in watchdog timer (WDT) that can be enabled and configured using the WDTCTL register. The WDT can be used to reset the device in case of a software fault or hang.
The MSP430F6736IPZR has 128 KB of flash memory available for program storage.