MCF54452VR266 Freescale Semiconductor, MCF54452VR266 Datasheet - Page 35

• Manufacturer Part Number: MCF54452VR266
• Description: IC MPU 32BIT 266MHZ 360TEPBGA
• Manufacturer: Freescale Semiconductor
• Series: MCF5445xr

Specifications of MCF54452VR266

• Core Processor: Coldfire V4
• Core Size: 32-Bit
• Speed: 266MHz
• Connectivity: I²C, SPI, SSI, UART/USART, USB OTG
• Peripherals: DMA, WDT
• Number Of I /o: 132
• Program Memory Type: ROMless
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 1.35 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 360-TEPBGA
• Family Name: MCF5445X
• Device Core: ColdFire
• Device Core Size: 32b
• Frequency (max): 266MHz
• Instruction Set Architecture: RISC
• Supply Voltage 1 (typ): 3.3V
• Operating Supply Voltage (max): 1.65/3.6V
• Operating Supply Voltage (min): 1.35/3V
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 360
• Package Type: TEBGA
• Leaded Process Compatible: Yes
• Rohs Compliant: Yes
• Peak Reflow Compatible (260 C): Yes
• For Use With: M54455EVB - BOARD EVAL FOR MCF5445X
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Compliant

5.13.4
5.14
Table 24
Freescale Semiconductor
lists timer module AC timings.
Num
E10
E11
E12
E13
E14
E15
Name
32-Bit Timer Module Timing Specifications
T1
T2
MII Serial Management Timing Specifications
MDC cycle time
MDC pulse width
MDC to MDIO output valid
MDC to MDIO output invalid
MDIO input to MDC setup
MDIO input to MDC hold
DTnIN cycle time (n = 0:3)
DTnIN pulse width (n = 0:3)
MDIO (Output)
CRS, COL
MDC (Output)
MDIO (Input)
Figure 22. MII Serial Management Channel TIming Diagram
Table 23. MII Serial Management Channel Signal Timing
MCF5445x ColdFire
Table 24. Timer Module AC Timing Specifications
Characteristic
Figure 21. MII Async Inputs Timing Diagram
Characteristic
®
Microprocessor Data Sheet, Rev. 6
E11
E9
E12
E10
E11
E14
Valid Data
Valid Data
Symbol
t
MDC
E15
E13
Min
400
40
25
10
—
0
Min
3
1
Max
375
60
—
—
—
—
Electrical Characteristics
Max
—
—
% t
Unit
ns
ns
ns
ns
ns
MDC
t
t
Unit
sys/2
sys/2
35