MC9S12XET256MAL Freescale Semiconductor, MC9S12XET256MAL Datasheet - Page 812

• Manufacturer Part Number: MC9S12XET256MAL
• Description: MCU 16BIT 256K FLASH 112-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HCS12r

Specifications of MC9S12XET256MAL

• Core Processor: HCS12X
• Core Size: 16-Bit
• Speed: 50MHz
• Connectivity: CAN, EBI/EMI, I²C, IrDA, SCI, SPI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 91
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.72 V ~ 5.5 V
• Data Converters: A/D 12x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 112-LQFP
• Cpu Family: HCS12X
• Device Core Size: 16b
• Frequency (max): 50MHz
• Interface Type: CAN/SCI/SPI
• Total Internal Ram Size: 16KB
• # I/os (max): 91
• Number Of Timers - General Purpose: 25
• Operating Supply Voltage (typ): 1.8/2.8/5V
• Operating Supply Voltage (max): 1.98/2.9/5.5V
• Operating Supply Voltage (min): 1.72/2.7/3.13V
• On-chip Adc: 16-chx12-bit
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Mounting: Surface Mount
• Pin Count: 112
• Package Type: LQFP
• No. Of I/o's: 91
• Eeprom Memory Size: 4KB
• Ram Memory Size: 16KB
• Cpu Speed: 50MHz
• No. Of Timers: 3
• No. Of Pwm Channels: 8
• Digital Ic Case Style: LQFP
• Rohs Compliant: Yes
• Processor Series: S12XE
• Core: HCS12
• Data Bus Width: 16 bit
• Data Ram Size: 16 KB
• Maximum Clock Frequency: 50 MHz
• Number Of Programmable I/os: 91
• Number Of Timers: 25
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWHCS12
• Development Tools By Supplier: KIT33812ECUEVME, EVB9S12XEP100, DEMO9S12XEP100
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Chapter 22 Timer Module (TIM16B8CV2) Block Description
22.4.1
The prescaler divides the bus clock by 1,2,4,8,16,32,64 or 128. The prescaler select bits, PR[2:0], select
the prescaler divisor. PR[2:0] are in timer system control register 2 (TSCR2).
812
Because of an order from the United States International Trade Commission, BGA-packaged product lines and partnumbers
indicated here currently are not available from Freescale for import or sale in the United States prior to September 2010
PACLK/65536
PACLK/256
Bus Clock
PAOVF
INTERRUPT
Prescaler
REQUEST
PR[2:1:0]
16-BIT COMPARATOR
16-BIT COMPARATOR
16-BIT COMPARATOR
EDG0A
EDG1A
PAOVF
TCNT(hi):TCNT(lo)
PRESCALER
PAOVI
16-BIT COUNTER
CHANNEL2
CHANNEL 1
CHANNEL7
CHANNEL 0
PACNT(hi):PACNT(lo)
TC0
TC1
TC7
16-BIT COUNTER
EDG7A
EDG7B
EDG0B
EDG1B
INTERRUPT
PAOVI
LOGIC
PACLK/65536
PAOVF
PACLK/256
Figure 22-30. Detailed Timer Block Diagram
MC9S12XE-Family Reference Manual Rev. 1.23
PACLK
CLEAR COUNTER
DETECT
DETECT
TE
DETECT
EDGE
EDGE
EDGE
PAIF
C0F
C1F
C7F
PAI
PACLK
MUX
OM:OL1
OM:OL0
TOV1
OM:OL7
TOV0
TOV7
CLK[1:0]
DIVIDE-BY-64
TOF
TOI
TEN
PEDGE
IOC0
CxF
CxI
C0F
C1F
PAE
IOC1
C7F
IOC7
INTERRUPT
LOGIC
IOC0 PIN
IOC1 PIN
IOC7 PIN
LOGIC
LOGIC
LOGIC
DETECT
EDGE
PAIF
TCRE
channel 7 output
compare
CH. 1 COMPARE
CH. 0 CAPTURE
CH. 1 CAPTURE
CH. 0COMPARE
CH. 7 COMPARE
CH.7 CAPTURE
PA INPUT
Freescale Semiconductor
Bus Clock
IOC0 PIN
IOC1 PIN
IOC7 PIN
TOF