MCIMX253CVM4 Freescale Semiconductor, MCIMX253CVM4 Datasheet - Page 119

• Manufacturer Part Number: MCIMX253CVM4
• Description: IC MPU I.MX25 IND 400MAPBGA
• Manufacturer: Freescale Semiconductor
• Series: i.MX25r

Specifications of MCIMX253CVM4

• Core Processor: ARM9
• Core Size: 32-Bit
• Speed: 400MHz
• Connectivity: 1-Wire, EBI/EMI, Ethernet, I²C, MMC, SmartCard, SPI, SSI, UART/USART, USB OTG
• Peripherals: DMA, I²S, LCD, POR, PWM, WDT
• Number Of I /o: 128
• Program Memory Type: External Program Memory
• Ram Size: 144K x 8
• Voltage - Supply (vcc/vdd): 1.15 V ~ 1.52 V
• Data Converters: A/D 3x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 400-LFBGA
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Lead Free Status / Rohs Status: Compliant

Table 89
3.7.20.1.2
Table 90
Figure 91
Freescale Semiconductor
US1
US2
US3
US4
US5
US6
US7
US8
No.
Transmit
USB_SE0_VM
USB_DAT_VP
USB_TXOE_B
USB_SE0_VM
USB_DAT_VP
USB_RCV
USB_VM1
USB_VP1
shows the OTG port timing specification in DAT_SE0 bidirectional mode.
defines the DAT_SE0 unidirectional mode signals.
shows the USB transmit waveform in DAT_SE0 unidirectional mode diagram.
Name
Rx rise/fall time
Rx rise/fall time
Tx rise/fall time
Tx rise/fall time
Tx rise/fall time
Disable Delay
Enable Delay
Tx duty cycle
Parameter
DAT_SE0 Unidirectional Mode Timing
Table 89. OTG Port Timing Specification in DAT_SE0 Bidirectional Mode
i.MX25 Applications Processor for Consumer and Industrial Products, Rev. 6
Figure 91. USB Transmit Waveform in DAT_SE0 Unidirectional Mode
Table 90. Signal Definitions—DAT_SE0 Unidirectional Mode
Direction
USB_SE0_VM
USB_TXOE_B
USB_SE0_VM
USB_SE0_VM
USB_SE0_VM
USB_DAT_VP
USB_DAT_VP
USB_DAT_VP
USB_DAT_VP
USB_DAT_VP
Signal Name
US12
Out
Out
Out
In
In
In
Transmit enable, active low
Tx data when USB_TXOE_B is low
SE0 drive when USB_TXOE_B is low
Buffered data on DP when USB_TXOE_B is high
Buffered data on DM when USB_TXOE_B is high
Differential Rx data when USB_TXOE_B is high
Direction
Out
Out
Out
Out
In
In
In
In
US9
Min.
49.0
—
—
—
—
—
—
—
Signal Description
Max.
51.0
10.0
8.0
5.0
5.0
5.0
3.0
3.0
Unit
ns
ns
ns
ns
ns
ns
ns
%
US10
Reference Signal
USB_TXOE_B
USB_TXOE_B
Conditions/
50 pF
50 pF
50 pF
35 pF
35 pF
—
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