MC9S12XDP512MAG Freescale, MC9S12XDP512MAG Datasheet - Page 1051

• Manufacturer Part Number: MC9S12XDP512MAG
• Manufacturer: Freescale

Specifications of MC9S12XDP512MAG

• Cpu Family: HCS12
• Device Core Size: 16b
• Frequency (max): 40MHz
• Interface Type: CAN/I2C/SCI/SPI
• Total Internal Ram Size: 32KB
• # I/os (max): 119
• Number Of Timers - General Purpose: 12
• Operating Supply Voltage (typ): 2.5/5V
• Operating Supply Voltage (max): 2.75/5.5V
• Operating Supply Voltage (min): 2.35/3.15V
• On-chip Adc: 2(24-chx10-bit)
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Mounting: Surface Mount
• Pin Count: 144
• Package Type: LQFP
• Program Memory Type: Flash
• Program Memory Size: 512KB
• Lead Free Status / RoHS Status: Compliant

Freescale Semiconductor
TRY TO DECREASE Tbus
Figure 25-17. Determination Procedure for PRDIV8 and EDIV Bits
EDIV[5:0]=PRDCLK[MHz]*(5+Tbus[ s])–1
EECLK = (PRDCLK)/(1+EDIV[5:0])
ALL COMMANDS IMPOSSIBLE
yes
1/EECLK[MHz] + Tbus[ms] > 5
PRDCLK = oscillator_clock/8
PRDCLK[MHz]*(5+Tbus[ s])
MC9S12XDP512 Data Sheet, Rev. 2.21
EECLK > 0.15 MHz
PRDIV8 = 0 (reset)
oscillator_clock
EDIV[5:0] > 4?
Tbus < 1 s?
>12.8 MHz?
PRDIV8 = 1
an integer?
START
AND
?
yes
yes
yes
no
no
no
no
PRDCLK = oscillator_clock
no
EDIV[5:0]=INT(PRDCLK[MHz]*(5+Tbus[ s]))
yes
Chapter 25 2 Kbyte EEPROM Module (S12XEETX2KV1)
ALL COMMANDS IMPOSSIBLE
END
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