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Infineon Technologies CY8C4125LQI-S423T Microcontrollers

IC MCU 32BIT 32KB FLASH 40QFN

577 ActiveInfineon Technologies40-UFQFN Exposed Pad$2.07
CY8C4125LQI-S423T 40-UFQFN Exposed Pad package illustration

Same model may have multiple batches, images only for reference.

CY8C4125LQI-S423T
Part Number (MPN)
CY8C4125LQI-S423T
Detailed Description
IC MCU 32BIT 32KB FLASH 40QFN
Package
40-UFQFN Exposed Pad
Lifecycle Status
Active
Datasheet
PDF CY8C4125LQI-S423T Datasheet
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Technical Specifications

Infineon Technologies CY8C4125LQI-S423T Microcontrollers technical specifications.

General

RAM Size
4K x 8
RoHS
Yes
Package / Case
40-UFQFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
1.71V ~ 5.5V
Lifecycle Status
Active
Peripherals
Brown-out Detect/Reset, CapSense, LCD, LVD, POR, PWM, WDT
Number of I/O
34
Speed
24MHz

Related Parts Comparison (CY8C4125LQI-S423T vs CY7C1360C-200AXCT vs CY7C1361C-133AXI vs CY7C25632KV18-550BZC)

Side-by-side specifications of related catalog parts.

Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.

This PartRelated PartRelated PartRelated Part
Package / Case40-UFQFN Exposed Pad100-LQFP100-LQFP165-LBGA
Mounting TypeSurface MountSurface MountSurface MountSurface Mount
Operating Temperature-40°C ~ 85°C (TA)0°C ~ 70°C (TA)-40°C ~ 85°C (TA)0°C ~ 70°C (TA)
Supply Voltage1.71V ~ 5.5V3.135V ~ 3.6V3.135V ~ 3.6V1.7V ~ 1.9V
RoHSYesCompliantCompliantNot Compliant
Lifecycle StatusActiveActiveActiveActive
Lead FreeYesYesYesNo
Max Frequency24.0 MHz200 MHz133 MHz550 MHz
PackageVQFN-40QFPQFPBGA
Series--CY7C1360CCY7C1361CCY7C25632KV18
Memory Size--9M9M72M
Interface--ParallelParallelParallel
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Cross Reference

Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .

Suggested replacements

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Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.