MCF5307CFT66B Freescale Semiconductor, MCF5307CFT66B Datasheet - Page 247
MCF5307CFT66B
Manufacturer Part Number
MCF5307CFT66B
Description
IC MPU 32BIT 66MHZ COLDF 208FQFP
Manufacturer
Freescale Semiconductor
Series
MCF530xr
Datasheets
1.MCF5307AI66B.pdf
(484 pages)
2.MCF5307AI66B.pdf
(16 pages)
3.MCF5307AI66B.pdf
(2 pages)
Specifications of MCF5307CFT66B
Core Processor
Coldfire V3
Core Size
32-Bit
Speed
66MHz
Connectivity
EBI/EMI, I²C, UART/USART
Peripherals
DMA, POR, WDT
Number Of I /o
16
Program Memory Type
ROMless
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
208-FQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Available stocks
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Part Number:
MCF5307CFT66B
Manufacturer:
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Figure 11-8 shows the write operation with the same configuration.
11.3.3.3 Continuous Page Mode
Continuous page mode (DACRn[PM] = 11) is a type of page mode that balances
performance, complexity, and size. In typical page-mode implementations, sequential
addresses are checked for multiple hits in a DRAM block. On a hit, RAS remains asserted
and CAS is asserted with the new column address. On a miss, RAS must be precharged
again before the bus cycle begins.
Continuous page mode supports page-mode operation without requiring an address holding
register per memory block and eliminates the delay for a miss-to-precharge RAS for the
upcoming bus cycle. Because the internal MCF5307 address bus is pipelined, addresses for
RAS[1] or [0]
RAS[1] or [0]
CAS[3:0]
DRAMW
CAS[3:0]
DRAMW
BCLKO
A[31:0]
D[31:0]
BCLKO
D[31:0]
A[31:0]
Figure 11-7. Burst Page-Mode Read Operation (4-3-3-3)
Figure 11-8. Burst Page-Mode Write Operation (4-3-3-3)
Row
Row
RCD = 0
RCD = 0
Chapter 11. Synchronous/Asynchronous DRAM Controller Module
Freescale Semiconductor, Inc.
Column
Column
For More Information On This Product,
CAS = 01
CAS = 01
Go to: www.freescale.com
Column
Column
Column
Column
Asynchronous Operation
Column
Column
11-13
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