MCIMX257CVM4 Freescale Semiconductor, MCIMX257CVM4 Datasheet - Page 118
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MCIMX257CVM4
Manufacturer Part Number
MCIMX257CVM4
Description
IC MPU I.MX25 IND 400MAPBGA
Manufacturer
Freescale Semiconductor
Series
i.MX25r
Datasheet
1.MCIMX257CJM4.pdf
(154 pages)
Specifications of MCIMX257CVM4
Core Processor
ARM9
Core Size
32-Bit
Speed
400MHz
Connectivity
1-Wire, CAN, 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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MCIMX257CVM4
Manufacturer:
TOTO
Quantity:
83
Company:
Part Number:
MCIMX257CVM4
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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3.7.20.1.1
Table 90
Figure 89
Figure 90
118
USB_TXOE_B
USB_SE0_VM
USB_DAT_VP
USB_TXOE_B
USB_SE0_VM
Transmit
USB_DAT_VP
USB_SE0_VM
USB_DAT_VP
Receive
Name
defines the DAT_SE0 bidirectional mode signals.
shows the USB transmit waveform in DAT_SE0 bidirectional mode diagram.
shows the USB receive waveform in DAT_SE0 bidirectional mode diagram.
DAT_SE0 Bidirectional Mode Timing
i.MX25 Applications Processor for Consumer and Industrial Products, Rev. 8
Figure 89. USB Transmit Waveform in DAT_SE0 Bidirectional Mode
Figure 90. USB Receive Waveform in DAT_SE0 Bidirectional Mode
Table 90. Signal Definitions—DAT_SE0 Bidirectional Mode
US5
Direction
Out
Out
Out
In
In
US4
Transmit enable, active low
Tx data when USB_TXOE_B is low
Differential Rx data when USB_TXOE_B is high
SE0 drive when USB_TXOE_B is low
SE0 Rx indicator when USB_TXOE_B is high
US7/US8
US1
Signal Description
US6
Freescale Semiconductor
US2
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