MCIMX253CVM4 Freescale Semiconductor, MCIMX253CVM4 Datasheet - Page 73

• 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

Figure 39
timing parameters described in
Freescale Semiconductor
ADDR
DATA
BCLK
CS[x]
BCLK
EB[y]
ADDR
through
LBA
RW
CS[x]
OE
EB[y]
DATA
RW
LBA
OE
Figure 39. Synchronous Memory Timing Diagram for Read Access—WSC=1
Figure 44
i.MX25 Applications Processor for Consumer and Industrial Products, Rev. 8
Figure 40. Synchronous Memory Timing Diagram for Write Access—
Last Valid Address
Last Valid Address
give examples of basic WEIM accesses to external memory devices with the
Table 56
WE14
WE14
WE10
WE12
WE4
WE6
WE6
WE8
WE4
WSC=1, EBWA=1, EBWN=1, LBN=1
WE12
WE16
for specific control parameter settings.
WE15
WE13
V1
V1
WE19
V1
V1
WE5
WE5
WE9
WE7
Next Address
WE11
WE21
WE15
WE13
WE7
Next Address
WE17
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