MC9S12XD256VAG Freescale Semiconductor, MC9S12XD256VAG Datasheet - Page 382

• 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

Chapter 8 Pulse-Width Modulator (S12PWM8B8CV1)
382
Prescale
Figure 8-18. PWM Clock Select Block Diagram
M
U
X
M
U
X
MC9S12XDP512 Data Sheet, Rev. 2.21
8-Bit Down
PWMSCLB
8-Bit Down
PWMSCLA
Counter
Counter
Clock B/2, B/4, B/6,....B/512
Scale
Clock A/2, A/4, A/6,....A/512
Clock B
Clock A
Load
Load
Count = 1
Count = 1
DIV 2
DIV 2
Clock SB
Clock SA
Clock Select
PCLK0
PCLK1
PCLK2
PCLK3
PCLK4
PCLK5
PCLK6
PCLK7
Freescale Semiconductor
M
M
M
M
M
M
M
M
U
U
U
U
U
U
U
U
X
X
X
X
X
X
X
X
Clock to
PWM Ch 0
Clock to
PWM Ch 1
Clock to
PWM Ch 2
Clock to
PWM Ch 3
Clock to
PWM Ch 4
Clock to
PWM Ch 5
Clock to
PWM Ch 6
Clock to
PWM Ch 7