AM6548, AM6528, AM6526
ZHCSLA7B –DECEMBER 2019 –REVISED JUNE 2021
www.ti.com.cn
over operating free-air temperature range (unless otherwise noted)(2)
SUPPLY NAME
DESCRIPTION
CORE DPLL, PER1 DPLL analog power supply
Maximum peak-to-peak supply noise
DDR DPLL analog power supply
MIN(1)
NOM
MAX(1)
1.89
UNIT
VDDA_PLL_CORE
1.71
1.8
V
50 mVPPmax
VDDA_PLL0_DDR
VDDA_PLL1_DDR
VDDA_PLL_DSS
VDDA_PLL_MPU0
VDDA_PLL_MPU1
VDDA_PLL_PER0
1.71
1.71
1.71
1.71
1.71
1.71
1.8
1.8
1.8
1.8
1.8
1.8
1.89
V
Maximum peak-to-peak supply noise
DDR De-skew DPLL analog power supply
Maximum peak-to-peak supply noise
DSS DPLL analog power supply
50 mVPPmax
1.89
V
50 mVPPmax
1.89
V
Maximum peak-to-peak supply noise
MPU0 DPLL analog power supply
50 mVPPmax
1.89
V
Maximum peak-to-peak supply noise
MPU1 DPLL analog power supply
50 mVPPmax
1.89
V
Maximum peak-to-peak supply noise
PER0 DPLL analog power supply
50 mVPPmax
1.89
V
Maximum peak-to-peak supply noise
WKUP POR/POK analog power supply
CORE SRAM LDOs analog power supply
CORE SRAM LDOs analog power supply
MPU SRAM LDOs analog power supply
MPU SRAM LDOs analog power supply
50 mVPPmax
VDDA_POR_WKUP
VDDA_SRAM_CORE0
VDDA_SRAM_CORE1
VDDA_SRAM_MPU0
VDDA_SRAM_MPU1
VDDA_WKUP
1.71
1.71
1.71
1.71
1.71
1.71
1.8
1.8
1.8
1.8
1.8
1.8
1.89
V
V
V
V
V
V
1.89
1.89
1.89
1.89
1.89
WKUP High/Low Frequency Oscillator (WKUP_LFOSC0 /
WKUP_OSC0), SRAM LDO analog power supply
VDDS_DDR(4)
DDR IO domain power supply (DDR3L)
DDR IO domain power supply (DDR4)
DDR IO domain power supply (LPDDR4)
1.28
1.14
1.05
1.71
1.35
1.2
1.1
1.8
1.42
1.26
1.15
1.89
V
V
V
V
VDDS_OSC1
MAIN High Frequency Oscillator (OSC1) analog power
supply
VDDS0
IO bias supply for VDDSHV0
1.71
1.71
1.71
1.71
1.71
1.71
1.71
1.71
1.71
1.71
1.71
1.71
1.71
3.14
1.71
3.14
1.71
3.14
1.71
3.14
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
3.3
1.8
3.3
1.8
3.3
1.8
3.3
1.89
1.89
1.89
1.89
1.89
1.89
1.89
1.89
1.89
1.89
1.89
1.89
1.89
3.46
1.89
3.46
1.89
3.46
1.89
3.46
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
VDDS0_WKUP
VDDS1
IO bias supply for VDDSHV0_WKUP
IO bias supply for VDDSHV1
VDDS1_WKUP
VDDS2
IO bias supply for VDDSHV1_WKUP
IO bias supply for VDDSHV2
VDDS2_WKUP
VDDS3
IO bias supply for VDDSHV2_WKUP
IO bias supply for VDDSHV3
VDDS4
IO bias supply for VDDSHV4
VDDS5
IO bias supply for VDDSHV5
VDDS6
IO bias supply for VDDSHV6
VDDS7
IO bias supply for VDDSHV7
VDDS8
IO bias supply for VDDSHV8
VDDSHV0
Dual-voltage IO domain power supply 1.8-V operation
3.3-V operation
VDDSHV0_WKUP
VDDSHV1
Dual-voltage IO domain power supply 1.8-V operation
3.3-V operation
Dual-voltage IO domain power supply 1.8-V operation
3.3-V operation
VDDSHV1_WKUP
Dual-voltage IO domain power supply 1.8-V operation
3.3-V operation
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