MC9S12XD256VAG Freescale Semiconductor, MC9S12XD256VAG Datasheet - Page 1148

• 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 28 256 Kbyte Flash Module (S12XFTX256K2V1)
28.1.3
Program, erase, erase verify, and data compress operations (please refer to
Command Operations”
28.1.4
A block diagram of the Flash module is shown in
28.2
The Flash module contains no signals that connect off-chip.
1150
•
•
Security feature to prevent unauthorized access to the Flash memory
Code integrity check using built-in data compression
External Signal Description
Oscillator
Clock
Command
Request
Interrupt
Modes of Operation
Block Diagram
for details).
FTX256K2
Clock
Divider
Figure 28-1. FTX256K2 Block Diagram
Command Pipeline
MC9S12XDP512 Data Sheet, Rev. 2.21
cmd2
addr2
data2_0
data2_1
Registers
Protection
Interface
Security
Flash
FCLK
cmd1
addr1
data1_0
data1_1
Figure
28-1.
Flash Block 0
64K * 16 Bits
Flash Block 1
64K * 16 Bits
Section 28.4.1, “Flash
sector 127
sector 127
sector 0
sector 1
sector 0
sector 1
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