CY8C26643-24AI - 8-Bit 24MHz 16KB PSoC | Infineon
N.º de pieza: CY8C26643-24AI ✗ Fin de vida| Cant. | Precio unitario | Total |
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CY8C26643-24AI Descripción general
A PSoC, or Programmable System-on-Chip, is a microcontroller architecture that integrates a CPU, programmable digital blocks, configurable analog resources, and supporting peripherals into one device. In the broader semiconductor hierarchy, the CY8C26643-24AI is a microcontroller, an embedded-control IC, and a configurable mixed-signal system-on-chip. Its 8-bit M8C controller is suited to compact products that need deterministic control, serial communications, data acquisition, and local analog signal conditioning without a separate analog IC.
Key verified attributes include 24 MHz operation, 16 KB of flash organized as 16K x 8 bits, 8-bit processing, and a 44-pin TQFP package. The device is identified as part of the CY8C26xxx PSoC family and is associated with PSoC Designer and PSoC silicon. The supplied distributor data does not expose the complete set of analog blocks, GPIO count, SRAM capacity, operating-temperature limits, or peripheral ratings, so those details remain reserved for datasheet-level design verification.
The 24 MHz M8C core provides a practical balance between processing capability, power use, and implementation simplicity. Configurable analog and digital blocks allow a designer to tailor peripherals to functions such as signal conditioning, timing, control, and communications. This configurability can reduce the number of discrete components in compact embedded systems, although firmware configuration, clock planning, and analog calibration must be validated through the PSoC toolchain.
Typical uses include industrial control modules, sensor interfaces, compact instrumentation, consumer-control products, communications equipment, and embedded motor or actuator controllers. The 44-pin TQFP package provides enough external connections for mixed-signal and control-oriented designs while remaining compatible with conventional surface-mount assembly. Confirm the exact pin functions and exposed analog resources against the manufacturer datasheet before laying out a new PCB.
The principal design consideration is toolchain compatibility. PSoC configurations depend on supported PSoC Designer versions, device support, programming hardware, and application firmware. Do not treat a same-package or similarly named microcontroller as a drop-in replacement without verifying pinout, memory map, peripheral resources, interrupt behavior, and programming compatibility.
This page consolidates verified distributor specifications, sourcing links, application guidance, and replacement-verification criteria. Because the provided data does not include a manufacturer-hosted official PDF URL or a complete verified pinout, those fields are marked conservatively rather than inferred.
Alternativas directas para CY8C26643-24AI — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
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Solicitar alternativasCY8C26643-24AI Valores máximos y características eléctricas
| Device Type | 8-bit PSoC 1 mixed-signal microcontroller |
| Core | M8C, 8-bit |
| Frecuencia de reloj máxima | 24 MHz |
| Flash Memory | 16 KB (16K x 8 bits) |
| Tensión de alimentación | 3.3 V |
| Architecture | Configurable Mixed-Signal Array with On-board Controller |
| Series | CY8C26xxx |
| Encapsulado | 44-pin TQFP, 10 x 10 mm |
| Package Family | TQFP |
| Tipo de montaje | Surface mount |
| Recuento de pines | 44 pins |
| Program Memory Type | Flash |
| Software Ecosystem | PSoC Designer |
| Manufacturer | Cypress Semiconductor Corp |
| Current Distributor | Infineon Technologies |
Guía de configuración de pines de CY8C26643-24AI tqfp
Configuración de pines para CY8C26643-24AI (encapsulado tqfp). Este CI digital incluye GPIO, interfaces de comunicación (UART, SPI, I2C) y pines de alimentación. Consulte la hoja de datos del fabricante para conocer las funciones alternativas de los pines y las opciones de configuración. Esencial para el diseño de sistemas embebidos y el diseño de PCB.
No hay datos detallados de patillaje disponibles para CY8C26643-24AI.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
CY8C26643-24AI es adecuado para 6 aplicacións: Industrial Sensor Interface, Compact Instrumentation, Communications Controller, Consumer Control Module, Data Acquisition Front End, Motor and Actuator Control.
Industrial Sensor Interface
The CY8C26643-24AI fits compact sensor-interface modules because it combines an 8-bit M8C controller, configurable mixed-signal resources, and 24 MHz processing in one 44-pin TQFP device. A designer can use the programmable architecture to organize acquisition, filtering, thresholding, and digital control functions around the sensor signal. The verified data does not state ADC resolution, input bandwidth, accuracy, or GPIO count, so those specifications must be checked before selecting sample rates or analog front-end components. The 3.3 V device designation favors 3.3 V sensors and interface circuitry, provided every signal remains inside the manufacturer’s verified limits. Firmware development should use a supported PSoC Designer version and the appropriate programming hardware. Production validation should include sensor calibration, analog-noise measurements, startup behavior, and recovery from transient inputs.
Recomendado
Compact Instrumentation
The CY8C26643-24AI is appropriate for compact instrumentation where local control, signal conditioning, and communication must share one microcontroller platform. Its 24 MHz M8C core provides a defined operating point for embedded measurement and user-interface tasks, while the PSoC configurable resources can support analog front-end functions and programmable digital logic. The verified record does not provide measurement accuracy, converter performance, reference quality, or display-interface ratings, so those specifications require direct datasheet confirmation. Designers should reserve pins for programming and debugging, validate reference and sensor conditioning networks, and test whether the 3.3 V designation supports every external interface. Because this is a configurable mixed-signal device, the final analog and digital block allocation becomes part of the released design and should be documented alongside firmware version and tool configuration.
Recomendado
Communications Controller
The CY8C26643-24AI can serve as the control processor in a compact communications-oriented module when the design needs mixed-signal capability alongside an embedded controller. The 8-bit M8C core runs at up to 24 MHz, and the 44-pin TQFP package offers a defined surface-mount integration target. Before selecting the device, verify the required UART, SPI, I2C, CAN, or other interface resources in the manufacturer documentation; those peripheral details were not included in the supplied snippets. External transceiver requirements must also be checked against the verified 3.3 V device designation. Layout should isolate communication lines from sensitive analog nodes, provide the required bypass and termination networks, and preserve programming access. Firmware qualification should test protocol timing under worst-case interrupt load and across the intended voltage and temperature operating range.
Recomendado
Consumer Control Module
The CY8C26643-24AI is a practical candidate for compact consumer-control products that combine touch, analog conditioning, timing, and actuator-control functions in a small embedded design. Its configurable mixed-signal architecture can reduce the need for separate logic and analog devices, while the 24 MHz 8-bit controller is well matched to simple control loops and finite-state logic. However, the supplied evidence does not verify touch-performance specifications, analog accuracy, GPIO availability, or consumer temperature limits. Engineers should confirm those values in the manufacturer datasheet and assess whether PSoC Designer remains supported for the product lifecycle. Firmware must preserve configuration data through programming and production test. Hardware validation should examine noise immunity, ESD response, startup sequencing, and behavior at the boundaries of the intended 3.3 V-based power architecture.
Recomendado
Data Acquisition Front End
The CY8C26643-24AI is suited to compact data-acquisition front ends where sensor conditioning and embedded processing must be integrated without a separate mixed-signal processor. Its 24 MHz M8C controller can manage configuration, acquisition sequencing, digital filtering, and data transfer, while the programmable mixed-signal resources provide implementation flexibility. The verified data does not identify ADC resolution, input count, sampling bandwidth, acquisition time, or DAC performance, making those details mandatory checks before an architecture decision. Validate input ranges, source impedance, sampling strategy, reference stability, and noise against the specific measurement class. Keep sensitive analog routing away from clock and high-current digital paths, and follow the manufacturer’s grounding and decoupling guidance. Production testing should include calibration data, gain verification, and repeatability across multiple programmed device configurations.
Recomendado
Motor and Actuator Control
The CY8C26643-24AI can be evaluated for compact actuator-control products that need deterministic embedded logic alongside configurable analog functions. The M8C core operates at up to 24 MHz, and its mixed-signal resources may assist with sensing, timing, or control-signal generation. The supplied information does not verify PWM resolution, timer count, capture functions, ADC performance, fault I/O, or operating-temperature limits, so it cannot by itself establish suitability for a safety-critical motor drive. A qualified design should compare those resources with the motor-control architecture, include independent overcurrent protection, and validate current loops and startup behavior under worst-case load. External drivers may also require level translation or isolation. Because PSoC configuration affects resource allocation, production firmware, test limits, and documentation must be frozen together to prevent configuration drift.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para CY8C26643-24AI — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Diferenciadores clave
- Configurable mixed-signal integration (frente a ATMEGA8A-AUR)
- 24 MHz defined operating point (frente a STM32F072C8T6TR)
- 16 KB integrated flash configuration (frente a ATMEGA8A-AUR)
- Compact 10 x 10 mm TQFP integration (frente a STM32F030F4P6TR)
Notas de diseño
Do not substitute a microcontroller based only on the shared 44-pin TQFP designation. The supplied sources did not verify any pin-compatible alternative, and a PSoC replacement can differ in analog pin multiplexing, programming signals, interrupt vectors, memory organization, and peripheral resources. Compare the complete ordering guide, pin table, electrical limits, package drawing, and programming workflow before approving a second source.
Confirm the exact 44-pin TQFP land pattern and pin-1 orientation from the manufacturer package drawing before PCB release. The verified data establishes a 10 x 10 mm package but not the pad dimensions, courtyard, or pin numbering. Preserve access to programming and debug signals and follow the controller and analog grounding recommendations in the datasheet. Do not infer unused pins may be shorted, floated, or tied to any supply without checking their defined function.
Design the board around the verified 3.3 V device designation, but obtain the complete supply range, I/O thresholds, absolute maximum ratings, and power-consumption data before finalizing regulators and level shifters. Place required bulk and bypass capacitors at the locations prescribed by the manufacturer reference design. Validate sequencing, startup, reset behavior, and noise margins because undocumented voltage assumptions can create intermittent field failures.
Treat analog and digital resources as a configurable system rather than independent fixed peripherals. Freeze the PSoC configuration after assigning clocks, routing, interrupts, and analog blocks, then test that exact production image. Keep sensitive analog inputs away from clock and switching nodes, use short return paths, and verify whether external filtering or shielding is required. Because converter and analog ratings were not supplied, do not finalize gain, bandwidth, or accuracy calculations from assumptions.
Información de cumplimiento
The supplied sources do not provide compliance declarations or qualification records. Compliance must not be inferred from the AI ordering suffix.
