PART NO.	PRICE (reference only)		STOCK	MANUFACTURE	DESCRIPTION	Series	Part Status	Packaging	Operating Temperature	Package / Case	Supplier Device Package	Peripherals	Core Processor	Speed	Voltage - Supply (Vcc/Vdd)	Number of I/O	RAM Size	Core Size	Connectivity	Program Memory Size	Program Memory Type	EEPROM Size	Data Converters	Oscillator Type
Z51F0410HCX	Per Unit $1.85	PDF RFQ	1,101 Ships today + free overnight shipping	Zilog	IC MCU 8BIT 4KB FLASH 10SOP	Z8051	Obsolete	Tray	-40°C ~ 85°C (TA)	10-SOP (0.154", 3.90mm Width)	-	Brown-out Detect/Reset, POR, PWM, WDT	8051	8MHz	1.8 V ~ 5.5 V	8	256 x 8	8-Bit	I²C, UART/USART	4KB (4K x 8)	Flash	256 x 8	A/D 8x12b	Internal
Z51F3221ATX	Per Unit $4.11	PDF RFQ	3,665 Ships today + free overnight shipping	Zilog	IC MCU 8BIT 32KB FLASH 80LQFP	Z8051	Active	Tray	-40°C ~ 85°C (TA)	80-LQFP	-	Brown-out Detect/Reset, LCD, LVD, POR, PWM, WDT	8051	12MHz	1.8 V ~ 5.5 V	70	1.25K x 8	8-Bit	SIO, UART/USART	32KB (32K x 8)	Flash	-	A/D 8x12b	Internal
Z51F6412ATX	Per Unit $5.05	PDF RFQ	2,044 Ships today + free overnight shipping	Zilog	IC MCU 8BIT 64KB FLASH 80LQFP	Z8051	Active	Tray	-40°C ~ 85°C (TA)	80-LQFP	-	Brown-out Detect/Reset, POR, PWM, WDT	8051	16MHz	2 V ~ 5.5 V	66	3.25K x 8	8-Bit	I²C, SPI, UART/USART	64KB (64K x 8)	Flash	-	A/D 15x12b	Internal
Z51F3221ARX	Per Unit $3.56	PDF RFQ	3,122 Ships today + free overnight shipping	Zilog	IC MCU 8BIT 32KB FLASH 64LQFP	Z8051	Active	Tray	-40°C ~ 85°C (TA)	64-LQFP	-	Brown-out Detect/Reset, LCD, LVD, POR, PWM, WDT	8051	12MHz	1.8 V ~ 5.5 V	54	1.25K x 8	8-Bit	SIO, UART/USART	32KB (32K x 8)	Flash	-	A/D 5x12b	Internal
Z51F3220FNX	Per Unit $3.42	PDF RFQ	3,775 Ships today + free overnight shipping	Zilog	IC MCU 8BIT 32KB FLASH 44BQFP	Z8051	Active	Tray	-40°C ~ 85°C (TA)	44-BQFP	-	LCD, LVD, POR, PWM, WDT	8051	16MHz	1.8 V ~ 5.5 V	42	1K x 8	8-Bit	I²C, SPI, UART/USART	32KB (32K x 8)	Flash	-	A/D 16x12b	Internal
Z51F3220SKX	Per Unit $2.78	PDF RFQ	1,275 Ships today + free overnight shipping	Zilog	IC MCU 8BIT 32KB FLASH 32SOIC	Z8051	Active	Tray	-40°C ~ 85°C (TA)	32-SOIC (0.295", 7.50mm Width)	-	LCD, LVD, POR, PWM, WDT	8051	16MHz	1.8 V ~ 5.5 V	30	1K x 8	8-Bit	I²C, SPI, UART/USART	32KB (32K x 8)	Flash	-	A/D 12x12b	Internal
Z51F0811QUX	Per Unit $2.61	PDF RFQ	1,289 Ships today + free overnight shipping	Zilog	IC MCU 8BIT 8KB FLASH 32VQFN	Z8051	Active	Tray	-40°C ~ 85°C (TA)	32-VFQFN Exposed Pad	-	Brown-out Detect/Reset, POR, PWM, WDT	8051	12MHz	1.8 V ~ 5.5 V	30	256 x 8	8-Bit	I²C, SPI, UART/USART	8KB (8K x 8)	Flash	512 x 8	A/D 15x12b	Internal
Z51F0811RHX	Per Unit $2.55	PDF RFQ	2,463 Ships today + free overnight shipping	Zilog	IC MCU 8BIT 8KB FLASH 20TSSOP	Z8051	Active	Tray	-40°C ~ 85°C (TA)	20-TSSOP (0.173", 4.40mm Width)	-	Brown-out Detect/Reset, POR, PWM, WDT	8051	12MHz	1.8 V ~ 5.5 V	18	256 x 8	8-Bit	I²C, SPI, UART/USART	8KB (8K x 8)	Flash	512 x 8	A/D 9x12b	Internal
Z51F0811RFX	Per Unit $2.37	PDF RFQ	2,282 Ships today + free overnight shipping	Zilog	IC MCU 8BIT 8KB FLASH 16TSSOP	Z8051	Active	Tray	-40°C ~ 85°C (TA)	16-TSSOP (0.173", 4.40mm Width)	-	Brown-out Detect/Reset, POR, PWM, WDT	8051	12MHz	1.8 V ~ 5.5 V	14	256 x 8	8-Bit	I²C, SPI, UART/USART	8KB (8K x 8)	Flash	512 x 8	A/D 8x12b	Internal
Z51F6412ARX	Per Unit $4.45	PDF RFQ	3,589 Ships today + free overnight shipping	Zilog	IC MCU 8BIT 64KB FLASH 64LQFP	Z8051	Active	Tray	-40°C ~ 85°C (TA)	64-LQFP	-	Brown-out Detect/Reset, POR, PWM, WDT	8051	16MHz	2 V ~ 5.5 V	52	3.25K x 8	8-Bit	I²C, SPI, UART/USART	64KB (64K x 8)	Flash	-	A/D 15x12b	Internal
Z51F0811RJX	Per Unit $2.75	PDF RFQ	2,362 Ships today + free overnight shipping	Zilog	IC MCU 8BIT 8KB FLASH 28TSSOP	Z8051	Active	Tray	-40°C ~ 85°C (TA)	28-TSSOP (0.173", 4.40mm Width)	-	Brown-out Detect/Reset, POR, PWM, WDT	8051	12MHz	1.8 V ~ 5.5 V	26	256 x 8	8-Bit	I²C, SPI, UART/USART	8KB (8K x 8)	Flash	512 x 8	A/D 12x12b	Internal