MCF5272VF66 Freescale Semiconductor, MCF5272VF66 Datasheet - Page 207

• Manufacturer Part Number: MCF5272VF66
• Description: IC MPU 32BIT 66MHZ 196-MAPBGA
• Manufacturer: Freescale Semiconductor
• Series: MCF527xr

Specifications of MCF5272VF66

• Core Processor: Coldfire V2
• Core Size: 32-Bit
• Speed: 66MHz
• Connectivity: EBI/EMI, Ethernet, I²C, SPI, UART/USART, USB
• Peripherals: DMA, WDT
• Number Of I /o: 32
• Program Memory Size: 16KB (4K x 32)
• Program Memory Type: ROM
• Ram Size: 1K x 32
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 196-MAPBGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

Figure 9-10
controller takes a clock cycle (T2) to determine whether the access is a hit or a miss. Because it is a hit,
the burst operation follows immediately.
Freescale Semiconductor
A10_PRECHG
SDADR[13:0]
shows a similar burst read that hits the page. As in the page-miss example, the SDRAM
SDBA[1:0]
SDCLKE
SDCLK
BS[3:0]
D[31:0]
SDWE
SDCS
RAS0
CAS0
Figure 9-10. SDRAM Burst Read, 32-Bit Port, Page Hit, Access = 5-1-1-1
T0
MCF5272 ColdFire
CF2 Core
T1
Address
Issue
T2
Miss?
Page
Hit or
®
Integrated Microprocessor User’s Manual, Rev. 3
T3
Read
1
Col
T4
Read
Col
2
Bank
T5
Read
Data
3
Col
T6
Read
Data
Col
4
T7
Data
T8
Data
SDRAM Controller
T9
9-17