CY8C5366LTI-053 - 67MHz PSoC 5 MCU, 64KB Flash | Cypress
料号： CY8C5366LTI-053 ✓ 量产中CY8C5366LTI-053 概述
A programmable system-on-chip, or PSoC, combines a microcontroller core with programmable digital blocks, analog resources, and mixed-signal connectivity. In the broader electronics hierarchy, the CY8C5366LTI-053 is a microcontroller and embedded processor within the semiconductor category, while its Cortex-M3 core provides a 32-bit ARM architecture for control-oriented firmware, communication peripherals, and data acquisition systems.
The principal device characteristics include a 67 MHz maximum operating frequency, 64 KB of programmable flash, 32-bit processing, and a 68-pin QFN package with an exposed pad. The PSoC architecture allows selected digital and analog functions to be configured in firmware, reducing the need for discrete peripheral combinations in compact industrial, medical, communications, and consumer designs. The exposed-pad package also provides a thermal connection between the device and the PCB copper area.
The Cortex-M3 processor supports deterministic embedded control while the PSoC peripheral fabric provides adaptable mixed-signal resources. This combination is useful when a design must combine sensor conditioning, control logic, and communications in one programmable device. Because the exact peripheral allocation depends on the device configuration and firmware, designers should use the manufacturer pin-description table and datasheet when assigning signals and PCB tracks.
Typical uses include industrial monitoring and automation equipment, connected sensor nodes, medical instrumentation, consumer interfaces, communications modules, and embedded control platforms. The 67 MHz operating speed provides useful headroom for protocol handling, control loops, and peripheral coordination, while 64 KB of flash supports embedded firmware storage.
For PCB implementation, place the exposed pad on a solid copper plane and follow the manufacturer land-pattern requirements for thermal and electrical performance. Confirm all power, ground, analog, and digital assignments against the official device documentation before layout release.
This product page consolidates the verified device identity, package information, operating characteristics, sourcing options, and engineering guidance into a concise engineering reference for prototype and production planning.
直接替换替代料： CY8C5366LTI-053 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
CY8C5366LTI-053T
✅ 直接替换📋 参考替代料（不在目录中）
CY8C5366LTI-053 最大额定值与电气特性
| Product Type | Programmable System-on-Chip (PSoC) microcontroller |
| Processor Core | ARM Cortex-M3 |
| Architecture | 32-bit |
| Maximum Operating Frequency | 67 MHz |
| Program Flash Memory | 64 KB (64K x 8) |
| 电源电压 | 3.3 V or 5 V |
| 封装 | 68-pin QFN (8 mm x 8 mm) |
| Package Type | 68-VFQFN with exposed pad |
| 安装类型 | Surface mount |
| Programming Model | PSoC 5 programmable system-on-chip |
| SRAM | 16 KB |
| 引脚数量 | 68 pins |
CY8C5366LTI-053 68-vfqfn with exposed pad 引脚配置指南
CY8C5366LTI-053（68-vfqfn with exposed pad 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： CY8C5366LTI-053.
请参阅 数据手册 以查看完整引脚配置。
典型应用
CY8C5366LTI-053 适用于 6 应用s: Industrial Sensor Monitoring, Medical Instrument Control, Connected Sensor Node, Communications Equipment, Embedded Automation Controller, Consumer Control Interface.
Industrial Sensor Monitoring
The CY8C5366LTI-053 fits industrial monitoring systems that combine sensor acquisition, local processing, and status reporting. Its 32-bit ARM Cortex-M3 core operates up to 67 MHz, while 64 KB of flash and 16 KB of SRAM provide space for firmware, configuration, and runtime data. The programmable PSoC resources can support digital control and analog functions without requiring a separate microcontroller for every interface. In a deployed system, the device can sample sensors, filter values, apply control logic, and communicate results through configured peripherals. The 68-pin QFN package supports compact board layouts, although thermal copper and exposed-pad connection must follow the manufacturer land pattern.
推荐
Medical Instrument Control
The CY8C5366LTI-053 is appropriate for compact medical-instrument control blocks that coordinate sensors, user inputs, and communications. Its 67 MHz Cortex-M3 performance allows responsive handling of acquisition routines and control sequences, while the PSoC architecture combines configurable digital logic with analog resources. A designer can use the device for signal conditioning, isolated interface coordination, and supervisory functions when the complete signal chain is validated for the intended medical equipment. Its 64 KB of flash stores application firmware, and 16 KB of SRAM supports control buffers. Compliance remains an application-level responsibility involving electrical safety, risk analysis, and verified firmware behavior.
推荐
Connected Sensor Node
The CY8C5366LTI-053 suits connected sensor nodes that need local signal processing before transmitting measurements. Its 67 MHz 32-bit Cortex-M3 core can execute filtering, compensation, threshold logic, and communication routines, while the programmable mixed-signal architecture helps reduce external component count. With 64 KB of flash and 16 KB of SRAM, the device accommodates a compact application and runtime buffers without relying on external memory for typical embedded control tasks. The 68-pin QFN footprint permits integration into compact boards. Power budgeting should account for the selected radio, sensor, I/O activity, and the microcontroller's own consumption to maximize battery life.
推荐
Communications Equipment
The CY8C5366LTI-053 can serve as the main control microcontroller in communications equipment where a 32-bit processor, mixed-signal programmability, and moderate flash capacity are useful. At up to 67 MHz, the Cortex-M3 core supports protocol state machines, framing, diagnostics, and supervisory logic. Programmable digital blocks can accelerate deterministic interface functions, while analog resources support signal-path conditioning where appropriate. The 64 KB flash and 16 KB SRAM are sufficient for many embedded protocol stacks and control firmware. Production implementations should validate timing margins, line-driver levels, isolation requirements, and thermal performance across the intended operating environment.
推荐
Embedded Automation Controller
The CY8C5366LTI-053 is appropriate for embedded automation controllers that coordinate digital outputs, analog monitoring, and service communications. Its 67 MHz Cortex-M3 performance provides enough execution speed for sequencing, state management, diagnostics, and communications handling, while the PSoC programmable architecture allows reusable peripheral configurations across product variants. The 64 KB flash capacity stores application code and configuration data, and the 16 KB SRAM supports task variables and communication buffers. The 68-pin QFN package helps reduce board area, but reliable operation depends on correct exposed-pad treatment, decoupling, grounding, and protection for external actuator and sensor lines.
推荐
Consumer Control Interface
The CY8C5366LTI-053 works in consumer control interfaces that combine touch or sensor inputs, status indicators, and configurable communication. Its programmable analog and digital resources can support adaptable input detection and control behavior, while the 67 MHz Cortex-M3 core handles user-interface logic and protocol handling. The 64 KB of flash supports a complete embedded application, and the 16 KB of SRAM is useful for debouncing, display updates, and communication buffers. Designers should optimize active and sleep behavior around the product's power budget and account for LED drivers, switch debounce, ESD protection, and board-level contamination in the final enclosure and interface design.
推荐
推荐产品汇总
工程参考数据： CY8C5366LTI-053 ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | CY8C5366LTI-053T |
|---|---|---|
| Brand | Cypress Semiconductor | Cypress Semiconductor |
| Package | 68-VFQFN with exposed pad | 68-VFQFN with exposed pad |
| Processor Core | ARM Cortex-M3 | ARM Cortex-M3 |
| Maximum Frequency | 67 MHz | 67 MHz |
| Flash Memory | 64 KB | 64 KB |
| SRAM | 16 KB | 16 KB |
| Supply Voltage | 3.3 V or 5 V | 3.3 V or 5 V |
| Architecture | 32-bit | 32-bit |
| Programming Architecture | PSoC 5 programmable system-on-chip | PSoC 5 programmable system-on-chip |
关键差异点
- Doubled flash capacity versus the CY8C5365LTI-104 （对比 CY8C5365LTI-104)
- Higher clock ceiling than the compared CY8C5365LTI-104 listing （对比 CY8C5365LTI-104)
- Complete 64 KB flash and 16 KB SRAM configuration （对比 CY8C5365LTI-104)
设计说明
Use the manufacturer land pattern for the 68-pin QFN and connect the exposed pad exactly as directed in the package drawing. Place the device so its thermal pad overlaps uninterrupted ground or supply copper, then follow the recommended thermal-via arrangement. Verify that the exposed pad is not accidentally isolated by a keepout or fabrication rule.
Place the required input and output capacitors close to their associated device pins and provide a low-impedance return path to the power and ground pins. Separate sensitive analog inputs from switching and high-current output routes. Confirm capacitor voltage ratings, DC-bias behavior, and ESR requirements using the manufacturer guidance for the selected operating conditions.
Do not treat a similar PSoC 5 order number as an automatic drop-in substitute. Flash capacity, SRAM, package dimensions, exposed-pad connections, temperature grade, clock limits, and peripheral assignments must all be compared with the manufacturer datasheets. The CY8C5365LTI-104, for example, has half the listed flash capacity of the target device.
Assign external clocks, sensitive analog inputs, programming signals, and high-speed interfaces according to the pin-description table. Keep clock and data routing short where possible, maintain continuous reference planes, and avoid routing switching-node copper beneath sensitive pins. Validate the final layout for signal integrity, thermal performance, and unintended coupling.
合规信息
Compliance declarations were not identified for the exact order code and must be confirmed with the manufacturer before procurement or production release.
