MC9S12XD256VAG Freescale Semiconductor, MC9S12XD256VAG Datasheet - Page 121
MC9S12XD256VAG
Manufacturer Part Number
MC9S12XD256VAG
Description
IC MCU 256K FLASH 144-LQFP
Manufacturer
Freescale Semiconductor
Series
HCS12r
Datasheet
1.MC9S12XD64CAA.pdf
(1348 pages)
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
Available stocks
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Price
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EXTAL input frequency. In full stop mode (PSTP = 0), the EXTAL pin is pulled down by an internal
resistor of typical 200 k .
Freescale Semiconductor
Freescale recommends an evaluation of the application board and chosen
resonator or crystal by the resonator or crystal supplier.
Loop controlled circuit is not suited for overtone resonators and crystals.
Full swing Pierce circuit is not suited for overtone resonators and crystals
without a careful component selection.
Figure 3-2. Loop Controlled Pierce Oscillator Connections (XCLKS = 1)
Figure 3-3. Full Swing Pierce Oscillator Connections (XCLKS = 0)
* R
MCU
Refer to manufacturer’s data.
Figure 3-4. External Clock Connections (XCLKS = 0)
s
EXTAL
can be zero (shorted) when use with higher frequency crystals.
XTAL
MCU
MCU
EXTAL
EXTAL
MC9S12XDP512 Data Sheet, Rev. 2.21
XTAL
XTAL
RS*
RB
Not Connected
NOTE
NOTE
Ceramic Resonator
Crystal or
CMOS Compatible
External Oscillator
Ceramic Resonator
(V
C1
C2
DDPLL
Crystal or
C1
C2
Level)
V
SSPLL
Chapter 3 Pierce Oscillator (S12XOSCLCPV1)
V
SSPLL
121
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