S912XDT512J1CAA
IC MCU 16BIT 512KB FLASH 80QFP

Embedded Microcontrollers
80-QFP
HCS12X
Active
$19.96 / unit (market reference)
MOQ: 16 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | S912XDT512J1CAA |
| Package / Case | 80-QFP |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Core Processor | HCS12X |
| Speed | 80MHz |
| Program Memory Size | 512KB (512K x 8) |
| RAM Size | 20K x 8 |
| Number of I/O | 59 |
| Data Converters | A/D 8x10b |
| Voltage - Supply | 2.35V ~ 2.75V |
| Connectivity | CANbus, EBI/EMI, I²C, IrDA, LINbus, SCI, SPI |
| Peripherals | LVD, POR, PWM, WDT |
| Supplier Device Package | 80-QFP (14x14) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
S912XDT512J1CAA by Rochester Electronics, LLC is a HCS12X microcontroller widely used in industrial control, motor drives, IoT devices, 3D printer mainboards, and consumer electronics. The 80-QFP package fits automated SMT assembly. Operating temperature is -40°C ~ 85°C (TA) — verify your application environment. Pin-compatible domestic alternatives include GigaDevice GD32 series and Artery AT32 series — note GD32 ADC specs may differ slightly from ST originals.
📖 Technical Guides for S912XDT512J1CAA
ESP32 vs STM32: Which MCU is Right for Your Project?
Components Guide
Chinese MCU Alternatives: GD32, AT32, APM32 & More — 40-80% Cost Savings vs ST/NXP/Microchip
Components Guide
Op-Amp Selection Guide: 8 Most Popular Types and When to Use Each
Components Guide
LM358 Alternatives & Replacements: Complete Pin-to-Pin Guide
Components Guide
Alternatives & Replacements
View All →C161OLMHABXUMA1
IC MCU 16BIT ROMLESS 80MQFP
SAB-C161O-LMHA
LEGACY 16-BIT MCU
S912XEG128J2VAA
IC MCU 16BIT 128KB FLASH 80QFP
MC9S12E256CFUE
IC MCU 16BIT 256KB FLASH 80QFP
S9S12B128F0MFUE
IC MCU 16BIT 128KB FLASH 80QFP
SAF-C161SLM3VAAFXUMA1
SAF-C161S-LM 3V AA - LEGACY 16 B
All Technical Specifications
| Speed | 80MHz |
| RAM Size | 20K x 8 |
| Core Size | 16-Bit |
| EEPROM Size | 4K x 8 |
| Peripherals | LVD, POR, PWM, WDT |
| Connectivity | CANbus, EBI/EMI, I²C, IrDA, LINbus, SCI, SPI |
| Number of I/O | 59 |
| Core Processor | HCS12X |
| Data Converters | A/D 8x10b |
| Oscillator Type | External |
| Program Memory Size | 512KB (512K x 8) |
| Program Memory Type | FLASH |
| Voltage - Supply (Vcc/Vdd) | 2.35V ~ 2.75V |
Request a Quote
Submit your quantity and details — we will reply within 24 hours.