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Microchip
AT89C5131A-S3SUM

MCU 8-bit 89C 8051 CISC 32KB Flash 3.3V/5V 52-Pin PLCC Stick - Rail/Tube

Distributor	Stock		1	10	100	1,000
DigiKey	36	USD	11.70	11.70	11.70	11.70	Visit Site
Rochester Electronics	2	USD	12.02	12.02	11.30	10.21	Visit Site
Onlinecomponents.com	92	USD		12.50	10.68	10.12	Visit Site
Master Electronics	92	USD		12.50	10.68	10.12	Visit Site
TME	0	EUR	13.38	12.94	11.10	11.10	Visit Site

Microchip
AT89C51CC01CA-SLSUM

MCU 8-bit AT89 80C51 CISC 32KB Flash 3.3V/5V 44-Pin PLCC Stick - Rail/Tube

Distributor	Stock		1	10	100	1,000
DigiKey	0	USD	9.57	9.57	7.94	7.94	Visit Site
Avnet	378	USD			7.94	7.94	Visit Site
Onlinecomponents.com	540	USD		9.65	8.18	7.67	Visit Site
Master Electronics	540	USD		9.65	8.18	7.67	Visit Site
Arrow Electronics	81	USD	8.05	8.05	8.05	8.05	Visit Site

Microchip
AT89S4051-24SU

8051 Mcu, 4K Isp Flash, 20-PIN - 8051 Mcu, 4K Flash 24MHZ, SOIC, Ind, Grn

Distributor	Stock		1	10	100	1,000
Rochester Electronics	24	USD	2.80	2.80	2.63	2.38	Visit Site
Future Electronics	0	USD			2.65	2.52	Visit Site
NAC Semi	0	USD				2.40	Visit Site
One Stop Electro	638	USD	56.45	54.75	51.37	50.24	Visit Site
Win Source	4,270	USD			2.13	2.13	Visit Site

Analog Devices
DS89C430-ENL+

MCU 8-bit 89C 8051 CISC 16KB Flash 5V 44-Pin TQFP

Distributor	Stock		1	10	100	1,000
DigiKey	150	USD	24.80	22.87	21.84	17.73	Visit Site
Analog Devices	30	USD	24.80	22.87	21.84	15.26	Visit Site
Mouser	214	USD	24.79	22.86	19.52	18.62	Visit Site
Anglia	0	GBP	21.12	21.12	21.12	18.15	Visit Site
Microchip USA	1,023	USD			50.42	49.97	Visit Site

Microchip
AT89S8253-24AU

MCU 8-bit 8051 CISC 12KB Flash 3.3V/5V 44-Pin TQFP Tray / IC MCU 8BIT 12KB FLASH 44TQFP

Distributor	Stock		1	10	100	1,000
DigiKey	4,108	USD	2.70	2.70	2.24	2.24	Visit Site
Avnet	151	USD				2.24	Visit Site
Onlinecomponents.com	4,000	USD		2.71	2.04	1.96	Visit Site
Master Electronics	4,000	USD		2.71	2.04	1.96	Visit Site
Arrow Electronics	469	USD	2.61	2.61	2.58	2.58	Visit Site

Silicon Labs
C8051F350DK

Development Boards & Kits - 8051 Development Kit for C8051F350 and F351, F352, F353 MCUs

Distributor	Stock		1	10	100	1,000
DigiKey	16	USD	137.61	137.61	137.61	137.61	Visit Site
Mouser	2	USD	137.61	137.61	137.61	137.61	Visit Site
Symmetry Electronics	0	USD	137.61	137.61	137.61	137.61	Visit Site
RS	1	GBP	104.02	104.02	104.02	104.02	Visit Site
Fly-Wing Technology	9,227	USD	116.92	103.19	90.90	81.63	Visit Site

Microchip
AT89C2051-12PU

AT89C2051 Series 2 KB Flash 128 B SRAM 12 MHz 8-Bit Microcontroller - DIP-20

Distributor	Stock		1	10	100	1,000
DigiKey	8,031	USD	2.08	2.08	1.72	1.72	Visit Site
Rochester Electronics	57	USD	2.14	2.14	2.02	1.82	Visit Site
Avnet	9	USD	2.16	2.08	1.92	1.85	Visit Site
Onlinecomponents.com	720	USD			1.97	1.68	Visit Site
Master Electronics	720	USD			1.97	1.68	Visit Site

Silicon Labs
C8051F582-IQ

C8051F58x Automotive & Industrial MCUs, 128kB Flash, QFP32, -40 to 125 ºC

Distributor	Stock		1	10	100	1,000
DigiKey	0	USD	15.10	13.88	11.72	9.56	Visit Site
Arrow Electronics	2	USD	11.30	10.93	9.84	8.77	Visit Site
Verical	2	USD	11.30	11.30	11.30	11.30	Visit Site
Newark	1,285	USD	15.23	14.44	11.79	10.85	Visit Site
Mouser	1,112	USD	14.64	13.88	11.73	10.43	Visit Site

Analog Devices
DS89C430-ENG+

Microcontroller, 8-Bit, FLASH, 8051 CPU, 25MHz, CMOS, PQFP44

Distributor	Stock		1	10	100	1,000
DigiKey	0	USD				17.32	Visit Site
Analog Devices	173	USD	26.42	26.42	26.42	13.55	Visit Site
Mouser	0	USD	21.42	20.23	16.39	15.86	Visit Site
Anglia	0	GBP	18.73	18.73	18.73	16.10	Visit Site
Microchip USA	1,399	USD				42.69	Visit Site

Analog Devices
DS89C430-QNL+

Ultra-High-Speed Flash Microcontrollers Offer In-Application Programmable Flash Memory

Distributor	Stock		1	10	100	1,000
DigiKey	140	USD	24.97	23.02	21.99	17.85	Visit Site
Analog Devices	28	USD	24.97	23.02	23.02	14.99	Visit Site
Verical	28	USD			18.54	17.78	Visit Site
Arrow Electronics	28	USD			18.54	17.78	Visit Site
Mouser	78	USD	24.64	22.72	21.34	18.50	Visit Site