CY8C3666LTI-027T
IC MCU 8BIT 64KB FLASH 68QFN
Embedded Microcontrollers
68-VFQFN Exposed Pad
PSOC® 3 CY8C36xx
Active
$11.88 / unit (market reference)
MOQ: 2000 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Cypress Semiconductor Corp |
| Model | CY8C3666LTI-027T |
| Package / Case | 68-VFQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Core Processor | 8051 |
| Speed | 67MHz |
| Program Memory Size | 64KB (64K x 8) |
| RAM Size | 8K x 8 |
| Number of I/O | 38 |
| Data Converters | A/D 16x12b; D/A 4x8b |
| Voltage - Supply | 1.71V ~ 5.5V |
| Connectivity | EBI/EMI, I²C, LINbus, SPI, UART/USART, USB |
| Peripherals | CapSense, DMA, LCD, POR, PWM, WDT |
| Supplier Device Package | 68-QFN (8x8) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
CY8C3666LTI-027T by Cypress Semiconductor Corp is a 8051 microcontroller widely used in industrial control, motor drives, IoT devices, 3D printer mainboards, and consumer electronics. The 68-VFQFN Exposed Pad package fits automated SMT assembly. Operating temperature is -40°C ~ 85°C (TA) — verify your application environment. Pin-compatible domestic alternatives include GigaDevice GD32 series and Artery AT32 series — note GD32 ADC specs may differ slightly from ST originals.
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All Technical Specifications
| Speed | 67MHz |
| RAM Size | 8K x 8 |
| Core Size | 8-Bit |
| EEPROM Size | 2K x 8 |
| Peripherals | CapSense, DMA, LCD, POR, PWM, WDT |
| Connectivity | EBI/EMI, I²C, LINbus, SPI, UART/USART, USB |
| Number of I/O | 38 |
| Core Processor | 8051 |
| Data Converters | A/D 16x12b; D/A 4x8b |
| Oscillator Type | Internal |
| Program Memory Size | 64KB (64K x 8) |
| Program Memory Type | FLASH |
| Voltage - Supply (Vcc/Vdd) | 1.71V ~ 5.5V |
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