CY8C4128LQI-BL543

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Infineon Technologies

MCU 32-BIT ARM CORTEX M0 RISC 256KB FLASH 2.5V/3.3V/5V 56-PIN QFN EP TRAY

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CY8C4128LQI-BL543

Active

Infineon Technologies

MCU 32-BIT ARM CORTEX M0 RISC 256KB FLASH 2.5V/3.3V/5V 56-PIN QFN EP TRAY

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DocumentsDatasheet Technical Data Sheet EN

Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	CY8C4128LQI-BL543

Current - Receiving [Max]	21.5 mA
Current - Receiving [Min]	16.4 mA
Current - Transmitting [Max]	20 mA
Current - Transmitting [Min]	12.5 mA
Frequency	2.4 GHz
GPIO	36
Memory Size	8 kB, 32 kB, 256 kB
Modulation	GFSK
Mounting Type	Surface Mount
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Package / Case	56-UFQFN Exposed Pad
Power - Output	3 dBm
Protocol	Bluetooth v4.2
RF Family/Standard	Bluetooth
Sensitivity	-92 dBm
Serial Interfaces	UART, I2C, SPI
Supplier Device Package	56-QFN
Supplier Device Package [x]	7
Supplier Device Package [y]	7
Type	TxRx + MCU
Voltage - Supply [Max]	5.5 V
Voltage - Supply [Min]	1.71 V

CY8C4128 Series

Part	Current - Receiving [Max]	Current - Receiving [Min]	Operating Temperature [Max]	Operating Temperature [Min]	Package / Case	Voltage - Supply [Min]	Voltage - Supply [Max]	Modulation	Frequency	GPIO	Current - Transmitting [Max]	Current - Transmitting [Min]	Serial Interfaces	Power - Output	RF Family/Standard	Sensitivity	Mounting Type	Supplier Device Package [x]	Supplier Device Package	Supplier Device Package [y]	Protocol	Type	Memory Size	Core Size	Number of I/O	Peripherals	Speed	Core Processor	Program Memory Type	Voltage - Supply (Vcc/Vdd) [Min]	Voltage - Supply (Vcc/Vdd) [Max]	Connectivity	Program Memory Size	Data Converters	Oscillator Type	Frequency [Min]	Frequency [Max]
Infineon Technologies CY8C4128LQI-BL553T	21.5 mA	16.4 mA	85 °C	-40 °C	56-UFQFN Exposed Pad	1.8 V	5.5 V	GFSK	2.4 GHz	36	20 mA	12.5 mA	I2C SPI UART	3 dBm	Bluetooth	-91 dBm	Surface Mount	7	56-QFN	7	Bluetooth v4.2	TxRx + MCU	8 kB 32 kB 256 kB
Infineon Technologies CY8C4128FNI-BL583T	18.7 mA	16.4 mA	105 ░C	-40 °C	76-UFBGA WLCSP	1.8 V	5.5 V	GFSK	2.4 GHz	36	20 mA	16.5 mA	I2C SPI UART	3 dBm	Bluetooth General ISM > 1GHz	-92 dBm	Surface Mount	4.04	76-WLCSP	3.87	Bluetooth v4.2	TxRx + MCU	8 kB 32 kB 256 kB
Infineon Technologies CY8C4128AXI-S455			85 °C	-40 °C	64-LQFP												Surface Mount		64-TQFP					32-Bit Single-Core	54	Brown-out Detect/Reset CapSense LCD POR PWM WDT	24 MHz	ARM® Cortex®-M0	FLASH	1.71 V	5.5 V	I2C IrDA LINbus Microwire SmartCard SPI SSP UART/USART	256 KB	A/D 16x10b Slope A/D 16x12b SAR D/A 2xIDAC	External
Infineon Technologies CY8C4128LQI-BL563	18.7 mA	16.4 mA	105 °C	-40 °C	56-UFQFN Exposed Pad	1.8 V	5.5 V	GFSK	2.4 GHz	36	20 mA	16.5 mA	I2C SPI UART	3 dBm	Bluetooth General ISM > 1GHz	-92 dBm	Surface Mount	7	56-QFN	7	Bluetooth v4.2	TxRx + MCU	8 kB 32 kB 256 kB
Infineon Technologies CY8C4128LQI-BL543	21.5 mA	16.4 mA	85 °C	-40 °C	56-UFQFN Exposed Pad	1.71 V	5.5 V	GFSK	2.4 GHz	36	20 mA	12.5 mA	I2C SPI UART	3 dBm	Bluetooth	-92 dBm	Surface Mount	7	56-QFN	7	Bluetooth v4.2	TxRx + MCU	8 kB 32 kB 256 kB
Infineon Technologies CY8C4128FNI-BL543T	21.5 mA	16.4 mA	105 °C	-40 °C	76-UFBGA WLCSP	1.71 V	5.5 V	GFSK		36	20 mA	12.5 mA	I2C SPI UART	3 dBm	Bluetooth General ISM > 1GHz	-92 dBm	Surface Mount		76-WLCSP (4.04x3.87)		Bluetooth v4.2	TxRx + MCU	8 kB 32 kB 256 kB													2.4 GHz	2.482 GHz
Infineon Technologies CY8C4128FNI-BL563T	18.7 mA	16.4 mA	105 ░C	-40 °C	76-UFBGA WLCSP	1.8 V	5.5 V	GFSK	2.4 GHz	36	20 mA	16.5 mA	I2C SPI UART	3 dBm	Bluetooth General ISM > 1GHz	-92 dBm	Surface Mount	4.04	76-WLCSP	3.87	Bluetooth v4.2	TxRx + MCU	8 kB 32 kB 256 kB
Infineon Technologies CY8C4128LQI-BL593	18.7 mA	16.4 mA	85 °C	-40 °C	56-UFQFN Exposed Pad	1.8 V	5.5 V	GFSK	2.4 GHz	36	20 mA	16.5 mA	I2C SPI UART	3 dBm	Bluetooth General ISM > 1GHz	-92 dBm	Surface Mount	7	56-QFN	7	Bluetooth v4.2	TxRx + MCU	8 kB 32 kB 256 kB
Infineon Technologies CY8C4128LQI-BL563T	18.7 mA	16.4 mA	105 °C	-40 °C	56-UFQFN Exposed Pad	1.8 V	5.5 V	GFSK	2.4 GHz	36	20 mA	16.5 mA	I2C SPI UART	3 dBm	Bluetooth General ISM > 1GHz	-92 dBm	Surface Mount	7	56-QFN	7	Bluetooth v4.2	TxRx + MCU	8 kB 32 kB 256 kB

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Tray	1	$ 7.71
		10	$ 5.28
		25	$ 4.65
		80	$ 4.04
		230	$ 3.62
		440	$ 3.42
		945	$ 3.23
		2400	$ 3.06
Newark	Each	1	$ 6.12
		10	$ 4.68
		25	$ 4.33
		50	$ 4.16
		100	$ 3.98
		250	$ 3.86
		500	$ 3.74

Description

General part information

CY8C4128 Series

IC RF TxRx + MCU Bluetooth Bluetooth v4.2 2.4GHz 56-UFQFN Exposed Pad

Documents

Technical documentation and resources

Datasheet

Technical Data Sheet EN

Datasheet