MCIMX25 Motorola Semiconductor Products, MCIMX25 Datasheet - Page 118
MCIMX25
Manufacturer Part Number
MCIMX25
Description
Manufacturer
Motorola Semiconductor Products
Datasheet
1.MCIMX25.pdf
(132 pages)
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Figure 93
Figure 94
Table 91
118
US18
US19
US20
US21
US22
US23
US24
US25
No.
USB_VMOUT
USB_TXENB
USB_VMIN
Transmit
shows the USB port timing specification in VP_VM bidirectional mode.
USB_VPOUT
shows the USB transmit waveform in VP_VM bidirectional mode diagram.
shows the USB receive waveform in VP_VM bidirectional mode diagram.
Receive
USB_VPIN
Tx high overlap
Tx rise/fall time
Tx rise/fall time
Tx rise/fall time
Tx low overlap
Disable delay
Tx duty cycle
Enable delay
Table 91. USB Port Timing Specifications in VP_VM Bidirectional Mode
Parameter
i.MX25 Applications Processor for Consumer and Industrial Products, Rev. 2
Figure 93. USB Transmit Waveform in VP_VM Bidirectional Mode
Figure 94. USB Receive Waveform in VP_VM Bidirectional Mode
USB_SE0_VM
USB_TXOE_B
USB_SE0_VM
USB_SE0_VM
USB_SE0_VM
USB_DAT_VP
USB_SE0_VM
USB_DAT_VP
USB_DAT_VP
USB_DAT_VP
Signal Name
US4
Direction
Out
Out
Out
Out
Out
Out
In
In
US2
US5
Min.
49.0
0.0
—
—
—
—
—
—
Max.
51.0
10.0
5.0
5.0
5.0
0.0
8.0
—
US3
US6
Unit
ns
ns
ns
ns
ns
ns
ns
%
Freescale Semiconductor
Reference Signal
USB_TXOE_B
USB_TXOE_B
USB_DAT_VP
USB_DAT_VP
US1
Condition/
50 pF
50 pF
50 pF
—