Pin
Pin Name
No.
34 VDDlogi
35 GNDlogi
36 PD1
37 PD2
Function and Application
Power supply voltage pin for power control
logic.
Ground pin for power control logic.
Low :
PD1 : L Sleep mode
0 to 0.3 (V) PD2 : L (all circuits off).
High :
PD1 : L Warm-up mode
VCC − 0.3 to PD2 : H (PLL on).
VCC (V)
PD1 : H Calibration mode
PD2 : L (PLL + IF + ADC on).
PD1 : H Active mode
PD2 : H (all circuits on).
UPB1009K
Internal Equivalent Circuit
34
36
37
35
9