AN2476 Datasheet, PDF (34/49 Pages) STMicroelectronics – STR75x low power modes

Operating measurements
AN2476
3.1.2
Measurements with Uniboard QFP 100 in single supply (3.3V or 5V)
Figure 12. Uniboard QFP 100
Uniboard QFP 100
Close-up of JP1 and JP2
Before making measurements, the board must be configured as describe below:
● First JP2 should be removed and JP1 set between VDD and VDD2_IN
● Don’t use J4 to power supply the Board
● These external components are needed to update uniboard QFP100
Table 6. Bill of material
Components
UNIBOARD QFP 100 14x14
STR750 Chip
Capacitor
Capacitor
Capacitor
Capacitor
Resistor
Quartz
Value/Reference
MB497
STR750FL2T6
1µF
10µF
33nF
22pF
10K
4MHz
Quantity
1
1
2
1
1
4
9
1
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