User Manual

Apollo3 Blue Datasheet
DS-A3-0p9p1 Page 13 of 909 2019 Ambiq Micro, Inc.
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Figure 91. Switchable Battery Load ......................................................................................... 736
Figure 92. Block diagram for the Voltage Comparator Module ............................................... 764
Figure 93. Block Diagram for the Voltage Regulator Module ................................................. 771
Figure 94. BLE/Burst Buck Ton Adjustment Diagram ............................................................ 773
Figure 95. External Components for SIMO Buck .................................................................... 783
Figure 96. External Components for BLE Buck ....................................................................... 784
Figure 97. I2C Timing .............................................................................................................. 788
Figure 98. SPI Master Mode, Phase = 0 ................................................................................... 789
Figure 99. SPI Master Mode, Phase = 1 ................................................................................... 790
Figure 100. SPI Slave Mode, Phase = 0 ................................................................................... 792
Figure 101. SPI Slave Mode, Phase = 1 ................................................................................... 792
Figure 102. Serial Wire Debug Timing .................................................................................... 796
Figure 103. CSP Package Drawing ........................................................................................... 797
Figure 104. BGA Package Drawing ......................................................................................... 799