MCF54452VR266 Freescale Semiconductor, MCF54452VR266 Datasheet - Page 38

• 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

Electrical Characteristics
5.17
The Serial Boot Facility (SBF) provides a means to read configuration information and system boot code from a broad array of
SPI-compatible EEPROMs, flashes, FRAMs, nVSRAMs, etc.
38
1
Name
At reset, the SBF_CK cycle time is t
that is used to set the SBF_CK cycle time for the duration of the serial boot process.
SB1
SB2
SB3
SB4
SB5
SB6
SB7
SB8
SBF Timing Specifications
SBF_CK Cycle Time
SBF_CK High/Low Time
SBF_CS to SBF_CK delay
SBF_CK to SBF_CS delay
SBF_CK to SBF_DO valid
SBF_CK to SBF_DO invalid
SBF_DI to SBF_SCK input setup
SBF_CK to SBF_DI input hold
(DCTARn[CPOL] = 0)
(DCTARn[CPOL] = 1)
DSPI_SOUT
DSPI_SCK
DSPI_SCK
DSPI_SIN
DSPI_SS
Characteristic
MCF5445x ColdFire
Figure 24. DSPI Classic SPI Timing — Slave Mode
Table 27. SBF AC Timing Specifications
REF
DS13
× 67. The first byte of data read from the serial memory contains a divider value
DS11
First Data
First Data
®
Microprocessor Data Sheet, Rev. 6
DS12
DS2
Symbol
t
SBFCK
Table 27
DS2
—
—
—
—
—
—
—
DS10
Data
Data
provides the AC timing specifications for the SBF.
t
t
SBFCK
SBFCK
30%
Min
40
10
-5
5
0
Last Data
Last Data
DS1
- 2.0
- 2.0
DS9
Max
—
—
—
—
—
—
—
—
DS14
Freescale Semiconductor
t
SBFCK
Unit
ns
ns
ns
ns
ns
ns
ns
Notes
1