*For representation only.
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Technical Specifications
| Programmable | Not Verified |
| Type | TxRx + MCU |
| RF Family/Standard | Bluetooth |
| Protocol | Bluetooth v4.2 |
| Modulation | GFSK |
| Frequency | 2.4GHz |
| Data Rate (Max) | 8Mbps |
| Power - Output | 3dBm |
| Sensitivity | -92dBm |
| Memory Size | 256kB Flash, 8kB ROM, 32kB SRAM |
| Serial Interfaces | I2C, SPI, UART |
| GPIO | 36 |
| Voltage - Supply | 1.71V ~ 5.5V |
| Current - Receiving | 16.4mA ~ 21.5mA |
| Current - Transmitting | 12.5mA ~ 20mA |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 56-UFQFN Exposed Pad |
| Supplier Device Package | 56-QFN (7x7) |
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Product Attributes
| Packaging | Tray |
| Standard Pack Qty | 1300 |
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Alternate / Replacement Parts
| Alternate Packaging | CY8C4128LQI-BL543T |
| Suggested Replacement |
7,440
Units In Stock
📦 Tray
- 24-hour response
- Global shipping
- Genuine parts guaranteed
Test report available upon request —
view sample report
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Key Specifications
| Category | RF Microcontrollers - MCU |
| RoHS | RoHS Compliant |
| Lifecycle | |
| Lead Time | 18 Days (from factory) |
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Documentation
⬇ Download Datasheet
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Compliance & Export
| Country / Standard | Code |
|---|---|
| CNHTS | 8542310000 |
| CAHTS | 8542310000 |
| USHTS | 8542310030 |
| MXHTS | 8542310302 |
| ECCN | 5A992.C |
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Product Overview
Infineon Technologies's CY8C4128LQI-BL543 is a widely used rf microcontrollers - mcu in electronic designs. Notable characteristics of this part include a programmable of Not Verified, a type of TxRx + MCU, a RF family/standard of Bluetooth, a protocol of Bluetooth v4.2, a modulation of GFSK and a frequency of 2.4GHz. This part has a typical lead time of 18 Days from factory and ships with a full manufacturer datasheet available for download. Order CY8C4128LQI-BL543 from Simplytronix for authenticated stock and same-day order processing.
