MCIMX257DVM4 Freescale Semiconductor, MCIMX257DVM4 Datasheet - Page 97
MCIMX257DVM4
Manufacturer Part Number
MCIMX257DVM4
Description
IC MPU I.MX25 COMM 400MAPBGA
Manufacturer
Freescale Semiconductor
Series
i.MX25r
Datasheet
1.MCIMX257CJM4.pdf
(154 pages)
Specifications of MCIMX257DVM4
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
-20°C ~ 70°C
Package / Case
400-LFBGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MCIMX257DVM4
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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Table 74
1
2
3
4
5
Freescale Semiconductor
SI1
SI2
SI3
SI4
SI5
SI6
50% duty cycle clock,
With C = 50 pF
With C = 50 pF
With Cin = 30 pF, Cout = 30 pF,
With Cin = 30 pF,
ID
SIMx_DATAy_TX_RX
SIMx_DATAy_TX_RX
SIM clock frequency (SIMx_CLKy)
SIM clock rise time (SIMx_CLKy)
SIM clock fall time (SIMx_CLKy)
SIM input transition time (SIMx_DATAy_RX_TX, SIMx_SIMPDy)
SIM I/O rise time / fall time (SIMx_DATAy_RX_TX)
SIM RST rise time / fall time (SIMx_RSTy)
defines the general timing requirements for the SIM interface.
SIMx_SIMPDy
SIMx_RSTy
SIMx_CLKy
i.MX25 Applications Processor for Consumer and Industrial Products, Rev. 8
Table 74. Timing Specifications, High Drive Strength
Parameter
3
Figure 68. SIM Clock Timing Diagram
2
1
5
SI5
SI6
SI4
SI3
4
Symbol
1
S
/SI1
S
S
Tr/Tf
Tr/Tf
S
trans
freq
rise
fall
SI5
SI6
SI2
SI4
Min.
0.01
—
—
10
—
—
0.09 × (1/S
0.09 × (1/S
Max.
25
25
1
1
freq
freq
)
)
MHz
Unit
ns
ns
ns
us
us
97
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