MCF53012CQT240 Freescale Semiconductor, MCF53012CQT240 Datasheet - Page 6

• Manufacturer Part Number: MCF53012CQT240
• Description: MCU 32BIT COLDFIRE EMAC 208LQFP
• Manufacturer: Freescale Semiconductor
• Series: MCF5301xr

Specifications of MCF53012CQT240

• Core Processor: Coldfire V3
• Core Size: 32-Bit
• Speed: 240MHz
• Connectivity: EBI/EMI, Ethernet, I²C, MMC, SPI, SSI, UART/USART, USB OTG
• Peripherals: DMA, PWM, WDT
• Number Of I /o: 61
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: Cache
• Ram Size: 128K x 8
• Voltage - Supply (vcc/vdd): 1.08 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 208-LQFP
• Processor Series: MCF5301x
• Core: ColdFire V3
• Data Bus Width: 32 bit
• Data Ram Size: 128 KB
• Interface Type: UART, I2C, SPI, SSI, Ethernet
• Maximum Clock Frequency: 20 MHz to 400 MHz
• Number Of Programmable I/os: 61
• Number Of Timers: 8
• Operating Supply Voltage: 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: JLINK-CF-BDM26, EWCF
• Development Tools By Supplier: M53015EVB, M53017KIT, M53017MOD
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Hardware Design Considerations
3.2
To minimize noise, external filters are required for each of the USB power pins. The filter shown in
connected between the board EV
dedicated USBV
3.3
Figure 3
core V
Both SDV
6
DD
shows situations in sequencing the I/O V
(IV
DD
USB Power Filtering
Supply Voltage Sequencing
DD
(2.5V or 1.8V) and EV
). The relationship between SDV
DD
In addition to the above filter circuitry, a 0.01 F capacitor is also recommended in parallel
with those shown.
pin as possible.
Board EV
Board IV
DD
DD
DD
and each of the USBV
DD
Preliminary—Subject to Change Without Notice
Figure 1. System PLL V
are specified relative to IV
10 Ω
0 Ω
Figure 2. USB V
MCF5301x Data Sheet, Rev. 5
DD
DD
(EV
and EV
10 µF
10 µF
DD
DD
NOTE
GND
GND
), SDRAM V
DD
pins. The resistor and capacitors should be placed as close to the
DD
is non-critical during power-up and power-down sequences.
Power Filter
DD
DD
.
Power Filter
DD
0.1 µF
0.1 µF
(SDV
DD
), PLL V
PLL V
USB V
DD
DD
DD
Pin
Pin
(PV
Figure 2
Freescale Semiconductor
DD
), and internal logic /
should be