MC9S12XET256CAG Freescale Semiconductor, MC9S12XET256CAG Datasheet - Page 897

• Manufacturer Part Number: MC9S12XET256CAG
• Description: MCU 16BIT 256K FLASH 144-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HCS12r

Specifications of MC9S12XET256CAG

• 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: 119
• 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 24x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 144-LQFP
• Processor Series: S12XE
• Core: HCS12
• 3rd Party Development Tools: EWHCS12
• Development Tools By Supplier: KIT33812ECUEVME, EVB9S12XEP100, DEMO9S12XEP100
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

25.2
The Flash module contains no signals that connect off-chip.
Freescale Semiconductor
External Signal Description
CPU
Command
Request
Error
Request
Oscillator
Clock (XTAL)
XGATE
Interrupt
Interrupt
Scratch RAM
Buffer RAM
Tag RAM
512x16
128x16
2Kx16
MC9S12XE-Family Reference Manual , Rev. 1.23
Figure 25-1. FTM256K2 Block Diagram
Clock
Divider
Controller
Registers
Protection
Memory
Security
Interface
Flash
FCLK
16Kx22
D-Flash
sector 127
sector 0
sector 1
Chapter 25 256 KByte Flash Module (S12XFTM256K2V1)
16bit
internal
bus
sector 127
sector 127
Block 0
16Kx72
Block 1
16Kx72
P-Flash
P-Flash
sector 0
sector 1
sector 0
sector 1
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