S912XET256W1VAA

MCU 16Bit HCS12X RISC 256KB Flash 3.3V/5V Automotive 80Pin PQFP Tray

Overview

The S12XE family of MCUs takes the S12XD family a step further with features that deliver enhanced system integrity and greater functionality, including:

* Memory protection unit MPU

* Error correction code ECC

* Enhanced EEPROM functionality

* Enhanced XGATE

* Frequency-modulated locked loop

* Faster analog-to-digital converter ADC

Additionally, the S12XE family:

* Extends the S12X product range up to 1 MB of flash memory with increased I/O capability in the 208-pin version of the flagship MC9S12XE100

* Delivers 32-bit performance with all the advantages and efficiencies of a 16-bit MCU

* Is optimized for automotive multiplexing, generic auto body and industrial applications

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## Features

* XGATE co-processor assists building virtual peripherals and boosting the overall performance

* Flexible, programmable, hardware-emulated EEPROM

* System integrity support with the memory protection unit & supervisor/user modes

* S12X CPU @ 50Mhz bus speed

* ADC 12-bit resolution and 3μs conversion time

* Enhance capture timer ECT

* Periodic interrupt timer PIT

* Real Time Interrupt RTI

* Asynchronous periodic interrupt API

* Pulse width modulator PWM

* MSCAN Module

* Serial peripherial interface SPI

* Serial communication interface SCI

* Background debug module BDM debugger xDBG

* On-chip voltage regulator

* This product is included in our product longevity program, with assured supply for a minimum of 15 years after launch

* Ultra-Reliable MCUs

## Features Comparison Table

### S12XE Family Members

| MC9S12XEP| MC9S12XEQ| MC9S12XEG| MC9S12XES| MC9S12XET| MC9S12XEA

\---|---|---|---|---|---|---

Internal Flash| 768 to 1M| 384 to 512| 128 to 384| 384| 256| 128 to 256

Packages| 112&144 LQFP, 208 MPBGA| 80, 112, 144 LQFP| 80, 112, 144 LQFP| 80, 112, 144 LQFP| 80, 112, 144 LQFP| 80, 112, 144 LQFP

Serial Interface Type| CAN, SCI, SPI, I2C| CAN, SCI, SPI, I2C| CAN, SCI, SPI, I2C| CAN, SCI, SPI, I2C| CAN, SCI, SPI, I2C| CAN, SCI, SPI, I2C

Max. Number of Serial Interface| 5, 8, 3, 2| 4, 6, 3, 2| 2, 6, 3, 2| 1, 2, 1, 2| 3, 4, 3, 1| 3, 2, 3, 1

Timers| ECT, PIT, TIM| ECT, PIT| ECT, PIT| ECT, PIT| ECT, PIT| ECT, PIT

XGATE co-processor| Yes| Yes| Yes| No| Yes| Yes