Microcontrollers

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Mfr. Part #	Availability	Price	Quantity	Datasheet	Package/Case	Series	Packaging	Product Status	Programmable	Core Processor	Core Size	Speed	Connectivity	Peripherals	Number of I/O	Program Memory Size	Program Memory Type	EEPROM Size	RAM Size	Voltage - Supply (Vcc/Vdd)	Data Converters	Oscillator Type	Operating Temperature	Grade	Qualification	Mounting Type
STM32G051K8T7TR IC MCU 32BIT 64KB FLASH 32LQFP STMicroelectronics	4,075	-	RFQ	Datasheet	32-LQFP	STM32G0	Tape & Reel (TR)	Active	-	ARM® Cortex®-M0+	32-Bit Single-Core	64MHz	I2C, IrDA, LINbus, SPI, SmartCard, UART/USART	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	30	64KB (64K x 8)	FLASH	-	18K x 8	1.7V ~ 3.6V	A/D 18x12b SAR; D/A 2x12b	External, Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
EFM8BB21F16G-B-QSOP24 IC MCU 8BIT 16KB FLASH 24QSOP Silicon Labs	2,726	-	RFQ	Datasheet	24-SSOP (0.154", 3.90mm Width)	Busy Bee	Tube	Discontinued at Digi-Key	Not Verified	CIP-51 8051	8-Bit	50MHz	I2C, SMBus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	21	16KB (16K x 8)	FLASH	-	2.25K x 8	2.2V ~ 3.6V	A/D 20x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
EFM32HG108F32G-B-QFN24 IC MCU 32BIT 32KB FLASH 24QFN Silicon Labs	4,406	-	RFQ	Datasheet	24-VQFN Exposed Pad	Happy Gecko	Tray	Obsolete	Not Verified	ARM® Cortex®-M0+	32-Bit Single-Core	25MHz	I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	17	32KB (32K x 8)	FLASH	-	4K x 8	1.98V ~ 3.8V	A/D 4x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
NUC121ZC2AE IC MCU 32BIT 32KB FLASH 32QFN Nuvoton Technology Corporation	4,850	-	RFQ	Datasheet	32-WFQFN Exposed Pad	NuMicro™ NUC121	Tray	Not For New Designs	Not Verified	ARM® Cortex®-M0	32-Bit Single-Core	50MHz	I2C, IrDA, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, I2S, LVR, POR, PWM, WDT	22	32KB (32K x 8)	FLASH	-	8K x 8	2.5V ~ 5.5V	A/D 4x12b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
IS31CS8969BA-ZNLS2 IC MCU 8BIT 32KB FLASH 20TSSOP Lumissil Microsystems	2,036	-	RFQ	Datasheet	20-TSSOP (0.173", 4.40mm Width)	-	Tube	Obsolete	Not Verified	8051	8-Bit	16MHz	I2C, LINbus, SPI, UART/USART	LVD, LVR, POR, PWM, WDT	16	32KB (32K x 8)	FLASH	-	1K x 8	2.2V ~ 5.5V	A/D 16x12b SAR; D/A 1x10b	External, Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
STM32L041C6T6TR IC MCU 32BIT 32KB FLASH 48LQFP STMicroelectronics	2,629	-	RFQ	Datasheet	48-LQFP	STM32L0	Tape & Reel (TR)	Active	Not Verified	ARM® Cortex®-M0+	32-Bit Single-Core	32MHz	I2C, IrDA, LINbus, SPI, UART/USART	Brown-out Detect/Reset, DMA, POR, PWM, WDT	38	32KB (32K x 8)	FLASH	1K x 8	8K x 8	1.8V ~ 3.6V	A/D 10x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F10KGCGFB#X0 IC MCU 16BIT 32KB FLASH 48LFQFP Renesas Electronics Corporation	2,037	-	RFQ	Datasheet	48-LQFP	RL78/G1C	Tape & Reel (TR)	Active	Not Verified	RL78	16-Bit	24MHz	CSI, I2C, UART/USART, USB	DMA, LVD, POR, PWM, WDT	28	32KB (32K x 8)	FLASH	2K x 8	5.5K x 8	2.4V ~ 5.5V	A/D 9x8/10b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
R5F10WLDGFB#50 IC MCU 16BIT 48KB FLASH 64LFQFP Renesas Electronics Corporation	1,300	-	RFQ	Datasheet	64-LQFP	RL78/L13	Tape & Reel (TR)	Active	Not Verified	RL78	16-Bit	24MHz	CSI, I2C, LINbus, UART/USART	DMA, LCD, LVD, POR, PWM, WDT	42	48KB (48K x 8)	FLASH	4K x 8	2K x 8	1.6V ~ 5.5V	A/D 9x8/10b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
R5F10EGEGNA#00 IC MCU 16BIT 64KB FLASH 48WFQFN Renesas Electronics Corporation	3,390	-	RFQ	Datasheet	48-WFQFN Exposed Pad	RL78/G1A	Tape & Reel (TR)	Active	-	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	DMA, LVD, POR, PWM, WDT	32	64KB (64K x 8)	FLASH	4K x 8	4K x 8	1.6V ~ 3.6V	A/D 24x8/12b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
R5F100GGANA#00 IC MCU 16BIT 128KB FLASH 48WFQFN Renesas Electronics Corporation	4,051	-	RFQ	Datasheet	48-WFQFN Exposed Pad	RL78/G13	Tape & Reel (TR)	Active	-	RL78	16-Bit	32MHz	CSI, I2C, LINbus, SPI, UART/USART	DMA, LVD, POR, PWM, WDT	34	128KB (128K x 8)	FLASH	8K x 8	12K x 8	1.6V ~ 5.5V	A/D 10x8/10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R7F100GGG2DNP#BA0 IC MCU 16BIT 128KB FLASH 48WFQFN Renesas Electronics Corporation	1,087	-	RFQ	Datasheet	48-WFQFN Exposed Pad	RL78/G23	Tape & Reel (TR)	Active	-	RL78	16-Bit	32MHz	CSI, I2C, LINbus, SPI, UART/USART	Capacitive Touch, LVD, POR, PWM, WDT	40	128KB (128K x 8)	FLASH	8K x 8	16K x 8	1.6V ~ 5.5V	A/D 10x8/10b/12b; D/A 2x8b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
STM32G031K8T3TR IC MCU 32BIT 64KB FLASH 32LQFP STMicroelectronics	4,279	-	RFQ	Datasheet	32-LQFP	STM32G0	Tape & Reel (TR)	Active	-	ARM® Cortex®-M0+	32-Bit Single-Core	64MHz	I2C, IrDA, LINbus, SPI, SmartCard, UART/USART	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	30	64KB (64K x 8)	FLASH	-	8K x 8	1.7V ~ 3.6V	A/D 18x12b SAR	External, Internal	-40°C ~ 125°C (TA)	-	-	Surface Mount
Z8F0231SH020SG IC MCU 8BIT 2KB FLASH 20SOIC Zilog	1,136	-	RFQ	Datasheet	20-SOIC (0.295", 7.50mm Width)	Encore!®	Tube	Not For New Designs	Verified	eZ8	8-Bit	20MHz	-	Brown-out Detect/Reset, LED, POR, PWM, WDT	17	2KB (2K x 8)	FLASH	-	256 x 8	2.7V ~ 3.6V	-	Internal	0°C ~ 70°C (TA)	-	-	Surface Mount
R5F100CCALA#U0 IC MCU 16BIT 32KB FLASH 36WFLGA Renesas Electronics Corporation	3,843	-	RFQ	Datasheet	36-WFLGA	RL78/G13	Tray	Active	Not Verified	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	DMA, LVD, POR, PWM, WDT	26	32KB (32K x 8)	FLASH	4K x 8	2K x 8	1.6V ~ 5.5V	A/D 8x8/10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
AT89S52-24JI IC MCU 8BIT 8KB FLASH 44PLCC Microchip Technology	2,809	-	RFQ	Datasheet	44-LCC (J-Lead)	89S	Tube	Obsolete	Not Verified	8051	8-Bit	24MHz	UART/USART	WDT	32	8KB (8K x 8)	FLASH	-	256 x 8	4V ~ 5.5V	-	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
STM32L041K6U7 IC MCU 32BIT 32KB FLASH 32UFQFPN STMicroelectronics	1,517	-	RFQ	Datasheet	32-UFQFN Exposed Pad	STM32L0	Tray	Active	Not Verified	ARM® Cortex®-M0+	32-Bit Single-Core	32MHz	I2C, IrDA, LINbus, SPI, UART/USART	Brown-out Detect/Reset, DMA, POR, PWM, WDT	25	32KB (32K x 8)	FLASH	1K x 8	8K x 8	1.8V ~ 3.6V	A/D 10x12b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
R5F5111JAGNF#0A IC MCU 32BIT 16KB FLASH 40WFQFN Renesas Electronics Corporation	2,160	-	RFQ	Datasheet	40-WFQFN Exposed Pad	RX111	Tape & Reel (TR)	Active	-	RX	32-Bit	32MHz	I2C, SCI, SPI, USB	DMA, LVD, POR, PWM, WDT	24	16KB (16K x 8)	FLASH	8K x 8	8K x 8	1.8V ~ 3.6V	A/D 8x12b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
R5F104BFGNA#40 IC MCU 16BIT 96KB FLASH 32HWQFN Renesas Electronics Corporation	1,246	-	RFQ	Datasheet	32-WFQFN Exposed Pad	RL78/G14	Tape & Reel (TR)	Active	Not Verified	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	DMA, LVD, POR, PWM, WDT	22	96KB (96K x 8)	FLASH	8K x 8	12K x 8	2.4V ~ 5.5V	A/D 8x8/10b; D/A 2x8b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
EFM8BB31F32G-D-QFP32R IC MCU 8BIT 32KB FLASH 32QFP Silicon Labs	2,752	-	RFQ	Datasheet	32-TQFP	Busy Bee	Tape & Reel (TR)	Active	Not Verified	CIP-51 8051	8-Bit	50MHz	I2C, SMBus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	28	32KB (32K x 8)	FLASH	-	2.25K x 8	2.2V ~ 3.6V	A/D 20x12b; D/A 2x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
MCXC141VLH IC NXP USA Inc.	1,024	-	RFQ	Datasheet	-	-	Tray	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

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Microcontrollers FAQ

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What should I check when selecting Microcontrollers components?

Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.

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Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.

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