MC9S12B128CFUE is available for purchase but is not normally stocked.
Available Substitutes:

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Renesas Electronics Corporation
In Stock: 379
Unit Price: 2,68000 €
Datasheet
HCS12 HCS12 Microcontroller IC 16-Bit 25MHz 128KB (128K x 8) FLASH 80-QFP (14x14)
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MC9S12B128CFUE

DigiKey Part Number
MC9S12B128CFUE-ND
Manufacturer
Manufacturer Product Number
MC9S12B128CFUE
Description
IC MCU 16BIT 128KB FLASH 80QFP
Customer Reference
Detailed Description
HCS12 HCS12 Microcontroller IC 16-Bit 25MHz 128KB (128K x 8) FLASH 80-QFP (14x14)
Datasheet
 Datasheet
Product Attributes
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Category
Program Memory Size
Mfr
Program Memory Type
FLASH
Series
EEPROM Size
1K x 8
Packaging
Tray
RAM Size
4K x 8
Part Status
Last Time Buy
Voltage - Supply (Vcc/Vdd)
2.35V ~ 5.5V
DigiKey Programmable
Not Verified
Data Converters
A/D 8x10b
Core Processor
HCS12
Oscillator Type
Internal
Core Size
16-Bit
Operating Temperature
-40°C ~ 85°C (TA)
Speed
25MHz
Mounting Type
Surface Mount
Connectivity
CANbus, I2C, SCI, SPI
Supplier Device Package
80-QFP (14x14)
Peripherals
POR, PWM, WDT
Package / Case
80-QFP
Number of I/O
59
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (1)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
R5F10WMGAFA#30Renesas Electronics Corporation379559-R5F10WMGAFA#30-ND2,68000 €Similar
Last Time Buy
Last Time Buy Date: 11/06/2026
All prices are in EUR
Tray
QuantityUnit PriceExt Price
42022,05405 €9 262,70 €
Manufacturers Standard Package
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.
Unit Price without VAT:22,05405 €
Unit Price with VAT:26,46486 €