MC9S12XD256VAG Freescale Semiconductor, MC9S12XD256VAG Datasheet - Page 81

• Manufacturer Part Number: MC9S12XD256VAG
• Description: IC MCU 256K FLASH 144-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HCS12r

Specifications of MC9S12XD256VAG

• Core Processor: HCS12X
• Core Size: 16-Bit
• Speed: 80MHz
• Connectivity: CAN, EBI/EMI, I²C, IrDA, LIN, SCI, SPI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 119
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 14K x 8
• Voltage - Supply (vcc/vdd): 2.35 V ~ 5.5 V
• Data Converters: A/D 24x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 144-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2.1.3
Figure 2-1
Freescale Semiconductor
XCLKS
EXTAL
XTAL
shows a block diagram of the CRG.
RESET
Block Diagram
V
V
XFC
DDPLL
SSPLL
S12X_MMC
Oscillator
Regulator
Monitor
Voltage
Clock
OSCCLK
Power on Reset
Low Voltage Reset
Illegal Address Reset
PLL
CRG
MC9S12XDP512 Data Sheet, Rev. 2.21
Figure 2-1. CRG Block Diagram
PLLCLK
CM fail
Clock and Reset
Clock Quality
COP
Registers
Control
Checker
Generator
Reset
Chapter 2 Clocks and Reset Generator (S12CRGV6)
RTI
Real Time Interrupt
PLL Lock Interrupt
Self Clock Mode
Oscillator Clock
System Reset
Core Clock
Bus Clock
Interrupt
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