Infineon Technologies CY8C4127AZA-S455T Microcontroller, Microprocessor, FPGA Modules
PSOC4 - GENERAL

Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
CY8C4127AZA-S455T
Detailed Description
PSOC4 - GENERAL
Package
64-LQFP
Key Features
Package / Case: 64-LQFP; Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
CY8C4127AZA-S455T Datasheet
Quick Jump:
Technical Specifications
Infineon Technologies CY8C4127AZA-S455T Microcontroller, Microprocessor, FPGA Modules technical specifications.
General
Series
PSOC® 4 CY8C4000S
RAM Size
16K x 8
Package / Case
64-LQFP
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, POR, PWM, WDT
Number of I/O
54
Speed
24MHz
Alternate Parts Comparison (CY8C4127AZA-S455T vs CY8C4146AZS-S245T vs CY8C4146AZA-S265 vs CY96F673ABPMC1-GS116UJE2)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Series | PSOC® 4 CY8C4000S | Automotive, AEC-Q100, PSOC® 4 CY8C4100S Plus | Automotive, AEC-Q100, PSOC® 4 CY8C4100S Plus | F²MC-16FX CY96670 |
| Package / Case | 64-LQFP | 64-LQFP | 64-LQFP | 64-LQFP |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 105°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 105°C (TA) |
| Supply Voltage | 1.71V ~ 5.5V | 1.71V ~ 5.5V | 1.71V ~ 5.5V | 2.7V ~ 5.5V |
| Core Processor | ARM® Cortex®-M0+ | ARM® Cortex®-M0+ | ARM® Cortex®-M0+ | F²MC-16FX |
| Core Size | 32-Bit | 32-Bit | 32-Bit | 16-Bit |
| RAM Size | 16K x 8 | 8K x 8 | 8K x 8 | 4K x 8 |
| Connectivity | I²C, IrDA, LINbus, Microwire, SmartCard, SPI, SSP, UART/USART | I²C, IrDA, LINbus, Microwire, SmartCard, SPI, SSP, UART/USART | I²C, IrDA, LINbus, Microwire, SmartCard, SPI, SSP, UART/USART | I²C, LINbus, SCI, UART/USART |
| Data Converters | A/D 16, 20x10/12b SAR | A/D 16, 20x10/12b SAR | A/D 16, 20x10/12b SAR | A/D 12x8/10b SAR |
| Oscillator Type | Internal | Internal | Internal | Internal |
| Peripherals | Brown-out Detect/Reset, CapSense, LCD, POR, PWM, WDT | Brown-out Detect/Reset, CapSense, LCD, POR, PWM, WDT | Brown-out Detect/Reset, CapSense, LCD, POR, PWM, WDT | DMA, LCD, LVD, POR, PWM, WDT |
| Program Memory Size | 128KB (128K x 8) | 64KB (64K x 8) | 64KB (64K x 8) | 96KB (96K x 8) |
| Action |
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
S9KEAZ128AVLHNXP SemiconductorsNXP
IC MCU 32BIT 128KB FLASH 64LQFP
This part is listed as a cross for
MSP430F5219IYFFTTexas InstrumentsSimilar FunctionalityInfineon
16-Bit MCU, 25MHz, 128KB Flash, 8KB RAM, 64-Pin
MSP430F5229IRGCTTexas InstrumentsSimilar FunctionalityInfineon
16-Bit MCU, 25MHz, 128KB Flash, 8KB SRAM, 64-VQFN
MSP430F5229IYFFRTexas InstrumentsSimilar FunctionalityInfineon
16-Bit MCU, 25MHz, 128KB Flash, 8KB SRAM, 64-Pin DSBGA
MSP430F5229IYFFTTexas InstrumentsSimilar FunctionalityInfineon
16-Bit MCU, 25MHz, 128KB Flash, 8KB SRAM, 64-Pin
MSP430F5252IRGCTTexas InstrumentsSimilar FunctionalityInfineon
16-Bit MCU, 32MHz, 128KB Flash, 16KB RAM, DMA, UART/SPI/I2C, 64-VQFN
MSP430F5253IRGCRTexas InstrumentsSimilar FunctionalityInfineon
32MHz 16-Bit MCU, 128KB Flash, 16KB SRAM, 64-VQFN
MSP430F5255IRGCTTexas InstrumentsSimilar FunctionalityInfineon
16-Bit MCU, 32MHz, 128KB Flash, 32KB RAM, 64-VQFN
MSP430F5257IRGCTTexas InstrumentsSimilar FunctionalityInfineon
16-Bit MCU, 32MHz, 128KB Flash, 16KB RAM, 64-VQFN
More Parts in Microcontrollers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.