Power Application Controller
®
-23-
Copyright 2020 © Qorvo, Inc.
Rev 1.0
– Jan 17, 2020
6
PAC5526 ADC MUXes
The PAC5526 allows the user to internally monitor the various internal and external analog
channels through a series of MUXes on the MCU and AFE.
6.1
System Block Diagram
The various MUXes that are used for signal sampling are shown in the diagram below.
Figure 6-1 PAC5526 ADC MUX inputs
AF
E
M
U
X
MCU
12-bit
ADC
PW
R
M
O
N
M
U
X
VCCIO x 4/10
VCC33 x 4/10
VP x 1/10
VCORE
VSYS x 4/10
VREF x 5/10
VPTAT
(VCP
–
VM) x 5/10
DAO54
AB1
AB2
AB9
. .
.
AB10 (VPTAT)
AB12 (VP x 1/10)
AB13 (VM x 1/20)
AD
C
M
U
X
ADC0
AFE
SPI
EMUX
PG7
DTSE
ADCCTL.MODE
ADC
Registers
ADC4
ADC5
ADC6
ADC7
PF7
PF6
PF5
PF4
SOC.SHCFG1.EMUXEN
AB15 (VREF x 5/10)
PG
6
PG
5
ADC2
ADC1
There are three main MUXes in the PAC5526:
•
ADC MUX
•
AFE MUX
•
PWRMON MUX