an added high-speed lock circuit and can control the C/N characteristics of a local oscillator. They also provide a rich set of on-chip interface circuits, including a 3-.

Pin No. Symbol I/O Function Figure 2 IDD3 and IDD4 in Backup Mode Equivalent circuit 32 31 30 29 PA0 PA1 PA2 PA3 I Dedicated input ports. These ports are designed with a low threshold voltage. The pull-down resistors for all four pins are set u.

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