S912XET256J2VAGR Freescale Semiconductor, S912XET256J2VAGR Datasheet - Page 1142

• Manufacturer Part Number: S912XET256J2VAGR
• Description: 16-bit Microcontrollers - MCU Watchdog OSC/Timer -40 C to + 105 C HCS12X MCU SPI
• Manufacturer: Freescale Semiconductor

Specifications of S912XET256J2VAGR

• Core: HCS12X
• Data Bus Width: 16 bit
• Maximum Clock Frequency: 50 MHz
• Program Memory Size: 256 KB
• Data Ram Size: 16 KB
• On-chip Adc: Yes
• Package / Case: LQFP
• Mounting Style: SMD/SMT
• A/d Bit Size: 12 bit
• A/d Channels Available: 24
• Interface Type: CAN, SCI, SPI
• Maximum Operating Temperature: + 105 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 119
• Number Of Timers: 25
• Program Memory Type: Flash
• Supply Voltage - Max: 1.98 V, 2.9 V, 5.5 V
• Supply Voltage - Min: 1.72 V, 2.7 V, 3.13 V

Chapter 29 1024 KByte Flash Module (S12XFTM1024K5V2)
29.1.2.2
29.1.2.3
29.1.2.4
29.1.2.5
29.1.3
The block diagram of the Flash module is shown in
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Up to 32 Kbytes of D-Flash memory with 256 byte sectors for user access
Dedicated commands to control access to the D-Flash memory over EEE operation
Single bit fault correction and double bit fault detection within a word during read operations
Automated program and erase algorithm with verify and generation of ECC parity bits
Fast sector erase and word program operation
Ability to program up to four words in a burst sequence
Up to 4 Kbytes of emulated EEPROM (EEE) accessible as 4 Kbytes of RAM
Flexible protection scheme to prevent accidental program or erase of data
Automatic EEE file handling using an internal Memory Controller
Automatic transfer of valid EEE data from D-Flash memory to buffer RAM on reset
Ability to monitor the number of outstanding EEE related buffer RAM words left to be
programmed into D-Flash memory
Ability to disable EEE operation and allow priority access to the D-Flash memory
Ability to cancel all pending EEE operations and allow priority access to the D-Flash memory
Up to 4 Kbytes of RAM for user access
No external high-voltage power supply required for Flash memory program and erase operations
Interrupt generation on Flash command completion and Flash error detection
Security mechanism to prevent unauthorized access to the Flash memory
Block Diagram
D-Flash Features
Emulated EEPROM Features
User Buffer RAM Features
Other Flash Module Features
MC9S12XE-Family Reference Manual Rev. 1.25
Figure
29-1.
Freescale Semiconductor