MC9328MXLVM20R2 Freescale Semiconductor, MC9328MXLVM20R2 Datasheet - Page 70

• Manufacturer Part Number: MC9328MXLVM20R2
• Description: IC MCU I.MX 200MHZ 256-MAPBGA
• Manufacturer: Freescale Semiconductor
• Series: i.MXLr

Specifications of MC9328MXLVM20R2

• Core Processor: ARM9
• Core Size: 32-Bit
• Speed: 200MHz
• Connectivity: EBI/EMI, I²C, Memory Stick, MMC/SD, SPI, SSI, UART/USART, USB
• Peripherals: DMA, I²S, LCD, POR, PWM, WDT
• Number Of I /o: 97
• Program Memory Type: ROMless
• Voltage - Supply (vcc/vdd): 1.7 V ~ 3.3 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 256-MAPBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Ram Size: -
• Program Memory Size: -
• Data Converters: -

1
2
Functional Description and Application Information
70
Ref No.
Precharge cycle timing is included in the write timing diagram.
t
RP
1
2
3
4
5
6
7
8
9
and t
SDRAM clock high-level width
SDRAM clock low-level width
SDRAM clock cycle time
Address setup time
Address hold time
Precharge cycle period
Active to read/write command delay
Data setup time
Data hold time
RCD
SDCLK
ADDR
DQM
RAS
CAS
= SDRAM clock cycle time. These settings can be found in the MC9328MXL reference manual.
WE
DQ
CS
Parameter
4
1
/ BA
Table 28. SDRAM Write Timing Parameter Table
Figure 53. SDRAM Write Cycle Timing Diagram
5
1
3
MC9328MXL Technical Data, Rev. 8
6
2
Minimum
ROW/BA
t
2.67
11.4
3.42
2.28
RCD2
2.28
t
4.0
RP
6
2
1.8 ± 0.1 V
Maximum
7
–
–
–
–
–
–
–
–
–
8
COL/BA
DATA
Minimum
t
RCD2
t
RP2
10
4
4
3
2
2
2
3.0 ± 0.3 V
9
Freescale Semiconductor
Maximum
–
–
–
–
–
–
–
–
–
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns