MCF52254CAF66 Freescale Semiconductor, MCF52254CAF66 Datasheet - Page 33

• Manufacturer Part Number: MCF52254CAF66
• Description: MCU 32BIT COLDFIRE V2 100LQFP
• Manufacturer: Freescale Semiconductor
• Series: MCF5225xr

Specifications of MCF52254CAF66

• Core Processor: Coldfire V2
• Core Size: 32-Bit
• Speed: 66MHz
• Connectivity: CAN, Ethernet, I²C, QSPI, UART/USART, USB OTG
• Peripherals: DMA, LVD, POR, PWM, WDT
• Number Of I /o: 56
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Ram Size: 64K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-LQFP
• Processor Series: MCF522x
• Core: ColdFire V2
• Data Bus Width: 32 bit
• Data Ram Size: 64 KB
• Interface Type: I2C/QSPI/UART
• Maximum Clock Frequency: 66 MHz
• Number Of Programmable I/os: 56
• Number Of Timers: 10
• Operating Supply Voltage: - 0.3 V to + 4 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: JLINK-CF-BDM26, EWCF
• Development Tools By Supplier: TWR-MCF5225X, TWR-SENSOR-PAK, TWR-SER, TWR-ELEV, TOWER, M52259EVB, M52259DEMOKIT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8-ch x 12-bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Electrical Characteristics
2.11
The following timing specs are defined at the chip I/O pin and must be translated appropriately to arrive at timing
specs/constraints for the physical interface.
33
Fast Ethernet Timing Specifications
MB_D[7:0] /
MB_A[19:X]
MB_A[19:X]
MB_D[7:0] /
MB_A[15:0]
MB_A[15:0]
MB_CLK
MB_R/W
MB_CSn
MB_ALE
MB_CLK
MB_R/W
MB_ALE
MB_CSn
MB_OE
MB_OE
MCF52259 ColdFire Microcontroller, Rev. 4
ADDRESS
MB1
MB1
Figure 5. Mini-FlexBus Read Timing
ADDRESS
Figure 6. Mini-FlexBus Write Timing
MB2
MB2
MB3
MB3
MB2
MB2
D[Y:0]
A[19:X]
A[19:X]
MB4
DATA[Y:0]
MB5
MB3
MB3
Freescale Semiconductor
MB2
MB3
MB3
MB2