CY8C5365AXI-043 - 67MHz Cortex-M3 PSoC 5 MCU | Infineon
MPN： CY8C5365AXI-043 ✓ 啟用中CY8C5365AXI-043 概覽
A programmable system-on-chip, or PSoC, is an MCU architecture that integrates a processor with configurable peripheral blocks on one semiconductor device. Within the embedded-control hierarchy, PSoC 5 devices combine an Arm Cortex-M core, digital logic, analog conversion and conditioning functions, memory, and programmable interconnect resources. This integration can reduce external component count while allowing peripheral functions to be adapted to specific signal-chain and control requirements.
Principal features include an Arm Cortex-M3 core operating to 67 MHz, 32 KB of flash program memory, a 100-TQFP package, and PSoC 5 programmable analog and digital resources. The 32-bit architecture supports efficient handling of control tasks, while programmable peripherals can implement timers, serial interfaces, routing functions, and analog signal conditioning according to the design. The 14 x 14 mm TQFP package also provides 100 accessible package leads for systems requiring a broad mix of general-purpose and dedicated I/O.
The CY8C5365AXI-043 belongs to the CY8C53 PSoC 5 family, whose configurable architecture is intended to replace combinations of conventional MCU peripherals and external signal-conditioning components. Its performance ceiling of 67 MHz makes it appropriate for multi-loop embedded control, communications-oriented control nodes, and mixed-signal systems. Exact RAM capacity, ADC and DAC characteristics, supply limits, clock configuration, and temperature ratings must be confirmed in the manufacturer datasheet before a production design is released.
Typical applications include industrial control panels, programmable sensor-conditioning systems, building automation, motor and actuator control, communications equipment, and compact embedded consumer products. The configurable peripheral approach is especially useful where a design needs several digital and analog functions while retaining a single-controller architecture and a relatively compact 100-pin package.
Design planning should begin with the device pin-description table and the family reference manual. Verify startup, debug, power, clock, and programming interfaces against the selected board, and budget decoupling according to the manufacturer recommendations. Prototype firmware should exercise every required peripheral and boundary condition before production quantities are ordered.
This page organizes the confirmed device identity, core specifications, sourcing paths, package information, and design considerations into a concise engineering reference. It also distinguishes confirmed characteristics from parameters that must be checked in the manufacturer documentation, helping designers assess the CY8C5365AXI-043 before committing to a PCB layout or firmware baseline.
直接替換替代品，適用於 CY8C5365AXI-043 — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： CY8C5365AXI-043 （相同外形與佔位） — 差異在於 Product Type, Flash Memory, Package Dimensions, Package Type.
CY8C5366AXI-001
✅ 直接替換聯絡詢價
查看資料表 →CY8C5368AXI-106
✅ 直接替換聯絡詢價
查看資料表 →CY8C5468AXI-LP106
✅ 直接替換📋 參考替代品（不在目錄中）
CY8C5365AXI-043 最大額定值與電氣特性
| Product Type | PSoC 5 programmable system-on-chip microcontroller |
| Processor Core | Arm Cortex-M3 |
| Core Width | 32 bit |
| Maximum Operating Frequency | 67 MHz |
| Flash Memory | 32 KB (32K x 8) |
| Product Family | PSoC 5 CY8C53 |
| Device Series | PSOCreg 5 CY8C53 |
| 封裝 | 100-pin TQFP |
| Package Dimensions | 14 x 14 mm |
| 安裝類型 | Surface mount |
| Operating Voltage | 3.3 V / 5 V |
CY8C5365AXI-043 14 x 14 mm 腳位配置指南
CY8C5365AXI-043（14 x 14 mm 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： CY8C5365AXI-043.
請參閱 資料表 以查看完整腳位配置。
典型應用
CY8C5365AXI-043 適用於 6 應用s: Industrial Sensor Conditioning, Building Automation Controller, Motor and Actuator Control, Communications Equipment, Programmable Test and Control, Portable Measurement Device.
Industrial Sensor Conditioning
The CY8C5365AXI-043 fits compact industrial sensing systems that must acquire, condition, and interpret low-level signals. Its 67 MHz Arm Cortex-M3 core provides control-processing capacity, while the PSoC 5 architecture places configurable digital logic and analog resources on the same device. This combination can reduce the need for separate analog-conditioning ICs and allow firmware to change filtering, thresholding, or routing behavior. The 100-pin TQFP provides access to a broad peripheral complement for sensors, communication interfaces, status indicators, and external actuators. Before circuit release, confirm the required ADC resolution, input ranges, sampling performance, calibration method, and analog reference arrangement in the manufacturer datasheet.
推薦
Building Automation Controller
The CY8C5365AXI-043 is appropriate for a building-automation controller that coordinates lighting, HVAC, occupancy, and environmental sensing. Its 32-bit Cortex-M3 core can execute protocol handling and control logic up to 67 MHz, while programmable PSoC resources can support timers, serial links, signal routing, and analog monitoring. A single-controller approach can simplify board partitioning when the design combines a communications interface with several sensor inputs and relay or actuator outputs. The 100-pin TQFP offers a substantial lead count for these mixed functions. Verify low-power behavior, available timers, communication peripherals, and the exact supply requirements before selecting it for a wall-mounted or distributed control node.
推薦
Motor and Actuator Control
The CY8C5365AXI-043 can serve as the supervisory controller in a motor or actuator system that requires deterministic sequencing, fault handling, and mixed-signal feedback. Operating up to 67 MHz, the Cortex-M3 core can execute motion-state logic and service multiple control tasks, while PSoC peripherals can support timing, signal capture, and sensor conditioning. The 100-pin TQFP supplies enough package pins for position or current-sense inputs, communications, gate-driver control, and protection status signals. The device is best suited to supervisory or mixed-signal control rather than directly driving large power stages. Confirm timer resolution, capture features, ADC timing, and external synchronization interfaces against the system timing budget.
推薦
Communications Equipment
The CY8C5365AXI-043 is suitable for embedded communications equipment that needs local control, protocol handling, and configurable signal functions in a compact controller. The 32-bit Arm Cortex-M3 core operates up to 67 MHz, allowing the MCU to manage framing, status, diagnostics, and user-facing control functions while peripheral hardware handles repetitive timing or signal tasks. The 100-pin TQFP package supports communications lines, control signals, indicators, and service interfaces without moving to a very large package. Firmware architecture should account for interrupt latency, peripheral multiplexing, and bootloader behavior. Verify the required UART, SPI, I2C, USB, CAN, or Ethernet support in the exact device configuration rather than relying only on the family name.
推薦
Programmable Test and Control
The CY8C5365AXI-043 can form the control core of a programmable test fixture because its PSoC resources combine programmable logic, analog functions, and embedded control on one device. A 67 MHz Cortex-M3 core can coordinate test sequencing, result processing, and communications while configurable blocks generate or capture signals. This arrangement is useful where different products require different stimulus patterns without redesigning a dedicated FPGA board. The 100-pin TQFP provides dedicated I/O for fixtures and instrumentation. Engineers should confirm pin multiplexing, analog input bandwidth, trigger latency, and whether the test vectors fit the device memory. Validate timing with oscilloscope measurements during prototype bring-up.
推薦
Portable Measurement Device
The CY8C5365AXI-043 supports portable measurement products that combine sensor acquisition, local computation, and a communications link in one board. The 67 MHz Cortex-M3 core can process measurements and execute control functions, while PSoC 5 analog and digital resources can reduce the external component count for signal conditioning and routing. Its 100-pin TQFP package is practical for a compact instrument with multiple inputs, display or status controls, and a communications interface. For battery-powered use, evaluate active and sleep current, analog leakage, startup behavior, and regulator efficiency because those values were not confirmed in the available product listing. Confirm the complete memory map and low-power requirements before freezing the firmware architecture.
推薦
推薦產品摘要
工程參考資料，適用於 CY8C5365AXI-043 — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | CY8C5366AXI-001 | CY8C5368AXI-106 | CY8C5468AXI-LP106 |
|---|---|---|---|---|
| Brand | Infineon Technologies | Infineon Technologies | Infineon Technologies | Infineon Technologies |
| Package | 100-pin TQFP (14 x 14 mm) | 100-pin TQFP | 100-pin TQFP | 100-pin TQFP |
| Product Family | PSoC 5 CY8C53 | PSoC 5 CY8C53 | PSoC 5 CY8C53 | PSoC 5 |
| Architecture | Programmable system-on-chip with digital and analog resources | Programmable system-on-chip | Programmable system-on-chip | Programmable system-on-chip |
主要差異化特點
- Confirmed 67 MHz operating rate (對比CY8C5366AXI-001)
- Exact 32 KB flash configuration (對比CY8C5368AXI-106)
- Established 100-pin 14 x 14 mm package configuration (對比CY8C5468AXI-LP106)
設計說明
Assign the PCB footprint directly from the 100-pin TQFP package drawing in the manufacturer datasheet, including lead width, lead spacing, overall body dimensions, and the recommended land pattern. Verify that the fabrication output exposes all 100 electrical leads and that assembly clearance accommodates the 14 x 14 mm body. Do not infer pin numbering from the family name; use the package drawing and pin-description table together because exposed-pad or thermal-lead arrangements can change solderable geometry.
Partition the 3.3 V and 5 V requirements into the exact core, analog, and I/O domains listed for the device. Confirm whether both voltage classes are required simultaneously and whether a specific sequencing relationship applies to the debug and communication interfaces. Place the required bulk and high-frequency decoupling capacitors next to their associated supply pins, with short ground returns. Validate startup, brownout behavior, and rail tolerance in hardware rather than relying on nominal voltage labels alone.
Review every analog and high-speed-capable pin against the multiplexed peripheral assignments in the pin table. Keep sensitive analog routes away from switching nodes, high-current outputs, and clock edges, and provide a quiet analog ground strategy where the device supports one. If the design uses high-speed digital signaling or external clocks, calculate trace lengths and return paths from the documented timing specifications. Prototype measurements should confirm edge quality and noise coupling under worst-case loading.
Do not treat a shared family name as proof that a replacement is firmware- or pin-compatible. Before substituting CY8C5366AXI-001, CY8C5368AXI-106, or CY8C5468AXI-LP106, compare boot configuration pins, interrupt assignments, clock pins, analog channels, memory limits, peripheral instances, and package drawings. Recompile against the selected device header set and rerun peripheral, bootloader, brownout, and timing tests. The -043, -001, -106, and -LP106 ordering codes can represent meaningful configuration differences.
合規資訊
Compliance attributes were not confirmed in the product records. The CY8C5868AXI-LP032 comparison listing mentions RoHS and REACH information, but that information cannot be applied to CY8C5365AXI-043 without the manufacturer declaration.
