MCF5270CAB100 Freescale Semiconductor, MCF5270CAB100 Datasheet - Page 154

• Manufacturer Part Number: MCF5270CAB100
• Description: MCU V2 COLDFIRE 64K SRAM 160-QFP
• Manufacturer: Freescale Semiconductor
• Series: MCF527xr

Specifications of MCF5270CAB100

• Core Processor: Coldfire V2
• Core Size: 32-Bit
• Speed: 100MHz
• Connectivity: EBI/EMI, Ethernet, I²C, SPI, UART/USART
• Peripherals: DMA, WDT
• Number Of I /o: 39
• Program Memory Type: ROMless
• Ram Size: 64K x 8
• Voltage - Supply (vcc/vdd): 1.4 V ~ 1.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 160-QFP
• Processor Series: MCF527x
• Core: ColdFire V2
• 3rd Party Development Tools: JLINK-CF-BDM26, EWCF
• Development Tools By Supplier: NNDK-MOD5272-KIT, NNDK-MOD5270-KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

Clock Module
7-20
For MFD=0,1: M=960.
For MFD=2,3,4: M=480.
For MFD=5,6,7: M=240.
Figure 7-8. FM Auto-calibration Flow Chart
Enter Calibration
Mode; Set PCALPASS=1
Count M reference
clock cycles. Store value of
feedback counter in CAL0.
Count M reference
clock cycles. CALX = value in
feedback counter.
MCF5271 Reference Manual, Rev. 2
Enable FM. N=7.
Allow system 3×384
reference counts to settle.
let DIFF=CALX-CAL0
let ERR=DIFF-EXP
CAL[N] = 1
DIFF>0
ERR>0
A
YES
NO
YES
NO
CAL[N]=0
PCALPASS=0
N=N-1
N=0?
A
CALDONE=1
NO
Freescale Semiconductor
DONE
YES