MCF5253CVM140 Freescale Semiconductor, MCF5253CVM140 Datasheet - Page 127

• Manufacturer Part Number: MCF5253CVM140
• Description: IC MPU 32BIT 140MHZ 225-MAPBGA
• Manufacturer: Freescale Semiconductor
• Series: MCF525xr

Specifications of MCF5253CVM140

• Core Processor: Coldfire V2
• Core Size: 32-Bit
• Speed: 140MHz
• Connectivity: CAN, EBI/EMI, I²C, QSPI, UART/USART, USB OTG
• Peripherals: DMA, WDT
• Program Memory Type: ROMless
• Ram Size: 128K x 8
• Voltage - Supply (vcc/vdd): 1.08 V ~ 1.32 V
• Data Converters: A/D 6x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 225-MAPBGA
• Family Name: MCF5xxx
• Device Core: ColdFire V2
• Device Core Size: 32b
• Frequency (max): 140MHz
• Instruction Set Architecture: RISC
• Supply Voltage 1 (typ): 1.2/3.3V
• Operating Supply Voltage (max): 1.32/3.6V
• Operating Supply Voltage (min): 1.08/3V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 225
• Package Type: MA-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Number Of I /o: -
• Eeprom Size: -
• Program Memory Size: -
• Lead Free Status / Rohs Status: Compliant

Refresh Sequence:
Mode Register Initialization Sequence:
Freescale Semiconductor
move.l
move.l
move.l
move.l
move.l
move.l
move.l
move.l
move.l
move.l
#0xFF889220, d0
d0, DACR0
#0x00600075, d0
d0, DMR0
#0xFF889260, d0
d0, DACR0
#0x00000000, d0
d0, 0xFF801000
#0x00740075, d0
d0, DMR0
MCF5253 Reference Manual, Rev. 1
//Access SDRAM address to initialize mode register
//Enable DACR0[IMRS]; DACR0[RE] remains set
//Enable refresh bit in DACR0
//Mask bit 19 of address
Synchronous DRAM Controller Module
//Set up DMR again
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