Datasheet

i.MX 8M Dual / 8M QuadLite / 8M Quad Applications Processors Data Sheet for Industrial Products, Rev. 0, 01/2018
68 NXP Semiconductors
Electrical characteristics
3.9.16 USB 3.0 PHY parameters
This section describes the electrical information about USB 3.0 PHY.
Table 71 shows the USB 3.0 PHY junction temperature.
Table 72 shows the USB 3.0 PHY power dissipation of SuperSpeed 5-Gbps operation.
Table 73 shows the USB 3.0 PHY power dissipation: HS/FS/LS operation.
Table 74 shows the worst-case maximum current.
Table 75 shows the USB power pin supplies.
Table 71. USB 3.0 PHY junction temperature
Min Max
-40 C 125 C
Table 72. USB 3.0 PHY power dissipation: SuperSpeed 5-Gbps operation (unit: for current is mA, for power
is mW)
Mode Conditions
Current from
USB1/2_VP
Current from
USB1/2_VPTX
Current from
USB1/2_VPH
Total Current Total Power
U0 TT/WC 25.700/35.700 15.000/21.200 14.000/20.300 54.700/77.200 82.800/130.000
Power-Down TT/WC 0.318/2.550 0.012/0.184 0.012/0.030 0.34/2.764 0.337/2.816
Table 73. USB 3.0 PHY power dissipation: HS/FS/LS operations (unit: for current is mA, for power is mW)
Mode Conditions
Current from
USB1/2_DVDD
Current from
USB1/2_VDD33
Total Current Total Power
HS TX TT/WC 4.800/9.200 24.000/24.400 28.800/33.600 83.500/97.700
FS TX TT/WC 2.800/6.800 22.100/24.500 24.900/31.200 75.400/95.500
LS TX TT/WC 3.500/7.700 19.300/20.400 22.800/28.100 66.900/81.700
Power-Down TT/WC 0.048/3.690 0.065/0.146 0.112/3.386 0.257/4.182
Suspend TT/WC 0.047/3.690 0.066/0.154 0.113/3.844 0.261/4.213
Battery Charging TT/WC 0.122/3.760 6.350/5.780 6.472/9.540 21.065/24.704
Table 74. Worst-Case maximum current
USB1/2_VPH USB1/2_VP USB1/2_VPTX USB1/2_VDD33 USB1/2_DVDD Unit
20.3 35.7 21.2 24.5 9.2 mA
Table 75. USB power pin supplies
Pin Name Description Value
USB1/2_VDD PHY analog and digital high-speed supply 0.9 V (+22.2%, -7%)
USB1/2_VP PHY analog and digital SuperSpeed supply 0.9 V (+22.2%, -7%)