MC9S12XDT256MAA Freescale Semiconductor, MC9S12XDT256MAA Datasheet - Page 1075

• Manufacturer Part Number: MC9S12XDT256MAA
• Description: IC MCU 256K FLASH 80-QFP
• Manufacturer: Freescale Semiconductor
• Series: HCS12r

Specifications of MC9S12XDT256MAA

• 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: 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): 2.35 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 80-QFP
• Cpu Family: HCS12
• Device Core Size: 16b
• Frequency (max): 40MHz
• Interface Type: CAN/I2C/SCI/SPI
• Total Internal Ram Size: 16KB
• # I/os (max): 59
• Number Of Timers - General Purpose: 12
• Operating Supply Voltage (typ): 2.5/5V
• Operating Supply Voltage (max): 2.75/5.5V
• Operating Supply Voltage (min): 2.35/3.15V
• On-chip Adc: 8-chx10-bit
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Mounting: Surface Mount
• Pin Count: 80
• Package Type: PQFP
• Processor Series: S12XD
• Core: HCS12
• Data Bus Width: 16 bit
• Data Ram Size: 16 KB
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 59
• Number Of Timers: 12
• Operating Supply Voltage: 0 V to 5.5 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWHCS12
• Development Tools By Supplier: EVB9S12XDP512E
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

The EEPROM module also contains a set of 12 control and status registers located between EEPROM
module base + 0x0000 and 0x000B. A summary of the EEPROM module registers is given in
while their accessibility is detailed in
Freescale Semiconductor
1
Intended for factory test purposes only.
Module
0x000A
0x000B
Base +
0x0000
0x0001
0x0002
0x0003
0x0004
0x0005
0x0006
0x0007
0x0008
0x0009
EEPROM Low Address Register (EADDRLO)
EEPROM High Address Register (EADDRHI)
EEPROM Clock Divider Register (ECLKDIV)
EEPROM Configuration Register (ECNFG)
EEPROM High Data Register (EDATAHI)
EEPROM Low Data Register (EDATALO)
EEPROM Protection Register (EPROT)
EEPROM Command Register (ECMD)
EEPROM Status Register (ESTAT)
Table 26-2. EEPROM Register Map
MC9S12XDP512 Data Sheet, Rev. 2.21
Section 26.3.2, “Register
Register Name
RESERVED1
RESERVED2
RESERVED3
1
1
1
Chapter 26 4 Kbyte EEPROM Module (S12XEETX4KV2)
Descriptions”.
1
1
1
1
Normal Mode
Access
R/W
R/W
R/W
R/W
R/W
R
R
R
R
R
R
R
Table 26-2
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