Texas Instruments CC3235 SimpleLink Series - Page 585

CC3235
IO
PIN MUX
RF TEST
PM TEST
ANA2-DCDC
External Supply
Sensing Ckt
Switch Driver
32-kHz Crystal Oscillator
source select mux
Crystal
Oscillator
Ext Pullup
Sensing Ckt
S7
S8
S9
S10
ADC_CH3
ADC_CH2
ADC_CH1
ADC_CH0
ADC
29 30 50 53 57 58 59 60
525144 45 47 46
EN
VIN_DCDC_DIG
DCDC_ANA2_SW_P
VDD_ANA2
DCDC_ANA2_SW_N
RTC_XTAL_P
RTC_XTAL_N
S5 S6 S2 S3
S4
S1
analog signal switch
EN
Digital Only
Pads
Supply Input
Digital
Peripherals
ANTSEL1 ANTSEL2
Pins Shared By Analog and Digital*
*
*
Pins Shared By Analog and Digital*
32.768 KHz
Crystal
Oscillator
power FET
www.ti.com Special Analog/Digital Pins
585
SWRU543–January 2019
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I/O Pads and Pin Multiplexing
Figure 16-1. Board Configuration to Use Pins 45 and 52
(1) In the configuration shown, pin 46 is used by ANA2_DCDC and is not available as digital pad.
(2) In the configuration shown, pin 52 is used by RTC crystal oscillator and is not available as digital pad.