MC9S12XET256MAA Freescale Semiconductor, MC9S12XET256MAA Datasheet - Page 1083

• Manufacturer Part Number: MC9S12XET256MAA
• Description: MCU 16BIT 256K FLASH 80-QFP
• Manufacturer: Freescale Semiconductor
• Series: HCS12r

Specifications of MC9S12XET256MAA

• 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: 59
• 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: 80-QFP
• Processor Series: S12XE
• Core: HCS12
• Data Bus Width: 16 bit
• Data Ram Size: 16 KB
• Interface Type: CAN, SCI, SPI
• Maximum Clock Frequency: 50 MHz
• Number Of Programmable I/os: 59
• 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
• On-chip Adc: 12 bit, 8 Channel
• Package: 80PQFP
• Family Name: HCS12X
• Maximum Speed: 50 MHz
• Operating Supply Voltage: 1.8|2.8|5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

28.2
The Flash module contains no signals that connect off-chip.
Freescale Semiconductor
CPU
Command
Request
Error
Request
Interrupt
Interrupt
Oscillator
Clock (XTAL)
XGATE
External Signal Description
Scratch RAM
Buffer RAM
Tag RAM
512x16
128x16
2Kx16
Clock
Divider
Controller
Registers
Protection
Memory
MC9S12XE-Family Reference Manual , Rev. 1.23
Security
Interface
Figure 28-1. FTM768K4 Block Diagram
Flash
FCLK
16Kx22
sector 127
D-Flash
sector 0
sector 1
16bit
internal
bus
Chapter 28 768 KByte Flash Module (S12XFTM768K4V2)
Block 1S
sector 127
sector 127
P-Flash
sector 127
16Kx72
16Kx72
16Kx72
sector 0
sector 1
sector 0
sector 1
sector 0
sector 1
P-Flash Block 0
P-Flash Block 2
32Kx72
32Kx72
sector 127
16Kx72
sector 127
16Kx72
Block 1N
16Kx72
sector 127
sector 0
sector 1
sector 0
sector 1
P-Flash
sector 0
sector 1
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