89C51R pdf Datasheet P6 Part Num --- IC-ON-LINE


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89C51R Datasheet PDF File

For 89C51R Found Datasheets File :: 56+ Page :: | 1 | 2 | 3 | 4 | 5 | <6> |

					Philips Semiconductors NXP Semiconductors
Part No.	P89C51RD2BBD/01 P89C51RA2BBD/01 P89C51RB2BBD/01 P89C51RC2BBD/01 P89C51RA2BA/01 P89C51RD2BN/01 P89C51RB2BA/01 P89C51RC2BA/01 P89C51RC2BN/01 P89C51RD2BA/01 P89C51RD2FA/01 P89C51RC2FA/01 P89C51RC2FBD/01
Description	80C51 8-bit Flash microcontroller family
File Size	403.47K / 68 Page	View it Online	Download Datasheet

HUA FENG CIRCUIT

					PHILIPS[Philips Semiconductors]
Part No.	P89C51RC2BA P89C51RD2BA P89C51RD2BB P89C51RD2BP P89C51RD2FA P89C51RD2FB P89C51RD2FP P89C51RD2HBA P89C51RD2HBB P89C51RD2HBP P89C51RD2HFA P89C51RD2HFB P89C51RD2HFP P89C51RB2B P89C51RB2F P89C51RB2H 89C51RB2 89C51RC2 89C51RD2 P89C51RC2BB P89C51RC2FA P89C51RC2FB P89C51RC2HBA P89C51RC2HBB P89C51RC2HBP P89C51RC2HFA P89C51RC2HFB P89C51RC2HFP P89C51RB2BB P89C51RB2BP P89C51RB2FB P89C51RB2FA P89C51RB2FP P89C51RB2HBA P89C51RB2HFA P89C51RB2HFP P89C51RC2BP P89C51RB2HBB P89C51RB2HBP P89C51RB2HFB P89C51RC2FP
Description	80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM
File Size	289.33K / 52 Page	View it Online	Download Datasheet

					NXP Semiconductors N.V. Philips Semiconductors
Part No.	P89C51RD2BBD/01 P89C51RD2FA/01 P89C51RB2BBD/01 P89C51RB2BA/01 P89C51RC2BBD/01 P89C51RB2HBA P89C51RB2HBP P89C51RD2FA P89C51RB2FB P89C51RB2BA P89C51RC2BA P89C51RB2BB P89C51RB2BP P89C51RB2FA P89C51RC2BB P89C51RB2HFP P89C51RB2FP P89C51RB2HBB P89C51RB2HFA P89C51RB2HFB P89C51RC2FA P89C51RD2HFP P89C51RD2BA P89C51RD2HBA P89C51RD2FB P89C51RD2HFA P89C51RD2HFB P89C51RD2BP P89C51RD2FP P89C51RD2BB P89C51RD2HBP P89C51RD2HBB P89C51RC2BP P89C51RC2FB P89C51RC2HBA P89C51RC2HBB P89C51RC2HBP P89C51RC2HFB P89C51RC2HFA P89C51RC2FP P89C51RC2HFP
Description	80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM 8-BIT, FLASH, 33 MHz, MICROCONTROLLER, PDIP40 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM 8-BIT, FLASH, 33 MHz, MICROCONTROLLER, PQCC44
File Size	300.74K / 52 Page	View it Online	Download Datasheet

					List of Unclassifed Manufacturers
Part No.	STC89C516RD STC89C51RC STC89C52RC STC89C53RC STC89C54RD STC89C55RD STC89C58RD STC89LE516AD STC89LE516RD STC89LE51RC STC89LE52RC STC89LE53RC STC89LE54RD STC89LE58RD STC12LE5402 STC12LE5402AD STC12LE5404 STC12LE5404AD STC12LE5406 STC12LE5406AD STC12LE5408 STC12LE5408AD STC12LE5410 STC12LE5410AD STC12LE5412 STC12LE5412AD STC12C5402 STC12C5402AD STC12C5404 STC12C5404AD STC12C5406 STC12C5406AD STC12C5408 STC12C5408AD STC12C5410 STC12C5410AD STC12C5412 STC12C5412AD
Description	STC12C5410AD
File Size	1,231.92K / 149 Page	View it Online	Download Datasheet

					N.A. ETC[ETC]
Part No.	STC89C516RD STC12C5410AD STC89C51RC STC89C52RC STC12C5402AD STC12C5404AD STC12C5406AD STC12C5408AD STC89C58RD STC12LE5402 STC12LE5402AD STC12LE5404 STC12LE5404AD STC12LE5406AD STC89LE516AD STC89LE58RD STC89C54RD STC89C55RD STC89LE516RD STC89LE54RD STC89C53RC STC89LE52RC STC12C5412AD STC89LE51RC STC89LE53RC STC12LE5410 STC12LE5408AD STC12C5402 STC12C5404 STC12C5406 STC12C5408 STC12C5410 STC12C5412 STC12LE5410AD STC12LE5412 STC12LE5412AD STC12LE5406 STC12LE5408
Description	STC12C5410AD
File Size	1,188.14K / 149 Page	View it Online	Download Datasheet

					ATMEL CORP TEMIC SEMICONDUCTORS
Part No.	T89C51RD2-3CSIM ATMELCORP-AT89LP213-20PU TSC80251A1-A12ADB ATMEGA48-20AU ATMELCORP-AT32UC3A0128-ALUT ATMELCORP-AT32UC3A1512-AUT AT32UC3A1256-AUR ATTINY24A-MMH ATMEGA1280-16AU AT89LS52-16AU ATMEGA48V-10PU ATMELCORP-ATMEGA164V-10AU ATXMEGA256A3-AU ATMELCORP-TSC695FL-15SASB ATXMEGA64A1-AU ATMELCORP-T83C5101XXX-ICUIL T89C51RD2-RLVIL T89C51RD2-RDTIL ATMELCORP-AT89S52-24SI ATTINY45-15MT1 ATTINY45-15MZ ATMEGA1281V-8MU AT32UC3A0512-CTUR ATMELCORP-T87C5101XXX-TDSIL ATXMEGA32A4-MH AT91M55800A-33CJ ATTINY13-20MMU ATMELCORP-ATMEGA128L-8AC ATXMEGA64A3-AU ATMEGA16HVA-4CKU AT32UC3B1128-Z1UR VIA
Description	8-BIT, FLASH, 40 MHz, MICROCONTROLLER, PDIP40 8-BIT, 12 MHz, MICROCONTROLLER, PQFP44 20MHZ, TQFP, IND TEMP, GREEN(MCU AVR) MCU AVR32 256K FLASH 100TQFP MCU AVR 2K FLASH 20MHZ 20VQFN 16MHZ, TQFP, IND TEMP, GREEN, 5.0(MCU AVR) -bit AVR Microcontroller with 8K Bytes In- System Programmable Flash 10MHZ, PDIP, IND TEMP, GREEN(MCU AVR) MCU AVR 256K FLASH 1.8V 64-TQFP MCU AVR 64K FLASH 1.6V 100-TQFP 8-BIT, FLASH, 40 MHz, MICROCONTROLLER, PQFP44 8-BIT, FLASH, 25 MHz, MICROCONTROLLER, PQFP64 MCU AVR 4K FLASH 15MHZ 20-QFN 8MHZ, MLF, IND TEMP, GREEN, 1.8V(MCU AVR) IC MCU 512KB FLASH 144TFBGA MCU AVR 32K FLASH 1.6V 44-QFN BGA,ROHS-A,IND TEMP(ARM) 20MHZ,3X3 QFN/MLF, IND.TEMP, GREEN, 5V(MCU AVR) MCU AVR 64K FLASH 1.8V 64-TQFP MCU AVR 16K FLASH 4MHZ 36-LGA MCU AVR32 128K FLASH 48-QFN 8-BIT, 60 MHz, MICROCONTROLLER, PDIP40
File Size	1,905.60K / 377 Page	View it Online	Download Datasheet

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Price and Availability

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Part: 89C51

Maker: N/A

Pack: DIP40

Stock: 488

Unit price for :

50: $1.75

100: $1.67

1000: $1.58

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Price & Availability of 89C51R

Newark

Part #	Manufacturer	Description	Price	BuyNow Qty.
AT89C51RB2-SLSUM 62AC6469	Microchip Technology Inc	Mcu, 8Bit, 8051, 60Mhz, Plcc-44; Product Range:8051 Family At89C51 Series Microcontrollers; Cpu Speed:60Mhz; Program Memory Size:16Kb; Ram Memory Size:1Kb; No. Of Pins:44Pins; Mcu Case Style:Lcc; No. Of I/O S:32I/O S; Embedded Rohs Compliant: Yes \|Microchip AT89C51RB2-SLSUM	108: USD6.5 54: USD6.83 25: USD7.17 10: USD7.49 1: USD7.81	2012
AT89C51RC2-SLSUM 97AC9732	Microchip Technology Inc	C51Rc2 32K Flash Plcc44 Com 5V Green Rohs Compliant: Yes \|Microchip AT89C51RC2-SLSUM	100: USD7.14 25: USD7.88	503
AT89C51RD2-SLRUM 44AC2251	Microchip Technology Inc	Mcu, 8Bit, 8051, 60Mhz, Lcc-44; Product Range:8051 Family At89C51 Series Microcontrollers; Cpu Speed:60Mhz; Program Memory Size:64Kb; Ram Memory Size:2Kb; No. Of Pins:44Pins; Mcu Case Style:Lcc; No. Of I/O S:32I/O S; Embedded Rohs Compliant: Yes \|Microchip AT89C51RD2-SLRUM	50: USD8.53 25: USD8.8 10: USD9.19 1: USD9.59	455
AT89C51RC2-SLSUM 15AC6359	Microchip Technology Inc	Mcu, 8Bit, 8051, 60Mhz, Plcc-44; Product Range:8051 Family At89C51 Series Microcontrollers; Cpu Speed:60Mhz; Program Memory Size:32Kb; Ram Memory Size:1Kb; No. Of Pins:44Pins; Mcu Case Style:Lcc; No. Of I/O S:32I/O S; Embedded Rohs Compliant: Yes \|Microchip AT89C51RC2-SLSUM	270: USD7.43 108: USD7.81 54: USD8.2 25: USD8.44 10: USD8.68 1: USD8.93	171
AT89C51RC-24PU 07AH6456	Microchip Technology Inc	Mcu, 8Bit, 24Mhz, Dip-40; Product Range:8051 Family At89C51 Series Microcontrollers; Cpu Speed:24Mhz; Program Memory Size:32Kb; Ram Memory Size:512Byte; No. Of Pins:40Pins; Mcu Case Style:Dip; No. Of I/O S:32I/O S; Embedded Interfacerohs Compliant: Yes \|Microchip AT89C51RC-24PU	100: USD4.74 50: USD4.85 30: USD4.94 10: USD5.16 1: USD5.38	20

DigiKey

Part #	Manufacturer	Description	Price	BuyNow Qty.
AT89C51RC-24PU AT89C51RC-24PU-ND	Microchip Technology Inc	IC MCU 8BIT 32KB FLASH 40PDIL	100: USD4.5625 25: USD4.75 1: USD5.17	4000
AT89C51RC2-SLSUM AT89C51RC2-SLSUM-ND	Microchip Technology Inc	IC MCU 8BIT 32KB FLASH 44PLCC	100: USD7.14 25: USD7.88 1: USD8.59	3258
AT89C51RD2-SLRUM AT89C51RD2-SLRUMCT-ND	Microchip Technology Inc	IC MCU 8BIT 64KB FLASH 44PLCC	500: USD7.66002 100: USD7.66 25: USD8.46 1: USD9.22	883
AT89C51RC2T-RLTUM 150-AT89C51RC2T-RLTUM-ND	Microchip Technology Inc	IC MCU 8BIT 32KB FLASH 44VQFP	100: USD6.79 25: USD7.5 1: USD8.19	273
AT89C51RC2T-RLRUL 150-AT89C51RC2T-RLRULCT-ND	Microchip Technology Inc	IC MCU 8BIT 32KB FLASH 44VQFP	2000: USD7.64004 100: USD7.64 25: USD8.43 1: USD9.19	0

Avnet Americas

Part #	Manufacturer	Description	Price	BuyNow Qty.
AT89C51RD2-SLSUM AT89C51RD2-SLSUM	Microchip Technology Inc	MCU 8-Bit AT89 8051 CISC 64KB Flash 3.3V/5V 44-Pin PLCC Stick - Rail/Tube (Alt: AT89C51RD2-SLSUM)	100: USD7.49 25: USD8.27 1: USD9.01	1671
AT89C51RC2-SLSUM AT89C51RC2-SLSUM	Microchip Technology Inc	MCU 8-bit AT89 80C51 CISC 32KB Flash 3.3V/5V 44-Pin PLCC Stick - Rail/Tube (Alt: AT89C51RC2-SLSUM)	100: USD7.14 25: USD7.88 1: USD8.59	503
AT89C51RB2-RLRUM AT89C51RB2-RLRUM	Microchip Technology Inc	C51RB2 FLASH 16K VQFP44 IND 5V GREEN - Tape and Reel (Alt: AT89C51RB2-RLRUM)		0
AT89C51RD2T-RLTUM AT89C51RD2T-RLTUM	Microchip Technology Inc	AT89C51RD2T-RLTUM - Trays (Alt: AT89C51RD2T-RLTUM)	100: USD7.3 25: USD8.06 1: USD8.78	0
AT89C51RB2T-RLTUL AT89C51RB2T-RLTUL	Microchip Technology Inc	MCU 8-Bit 80C51 CISC 16KB Flash 2.7V to 3.6V 44-Pin TQFP Tray - Trays (Alt: AT89C51RB2T-RLTUL)	100: USD6.45 25: USD7.13 1: USD7.77	0

Mouser Electronics

Part #	Manufacturer	Description	Price	BuyNow Qty.
AT89C51RD2T-RLRUM 556-AT89C51RD2TLRUM	Microchip Technology Inc	8-bit Microcontrollers - MCU C51RD2 32K FLASH VQFP44 C. 5V GREEN	1: USD8.58 100: USD7.86 500: USD7.13	1875
AT89C51RC2T-RLTUL 556-AT89C51RC2TLTUL	Microchip Technology Inc	8-bit Microcontrollers - MCU C51RC2 FLASH 32k VQFP44 Ind 5V GREEN	1: USD9.19 100: USD8.43 480: USD7.64	2890
AT89C51RD2T-RLTUM 556-AT89C51RD2TLTUM	Microchip Technology Inc	8-bit Microcontrollers - MCU C51RD2 64kF VQFP44 3-5.5V Ind. GREEN	1: USD8.78 100: USD8.06 480: USD7.3	1645
AT89C51RC2T-RLTUM 556-AT89C51RC2TLTUM	Microchip Technology Inc	8-bit Microcontrollers - MCU C51RC2 FLASH 32k VQFP44 Com 5V GREEN	1: USD8.19 100: USD7.5 480: USD6.79	1843
AT89C51RB2T-RLTUM 556-AT89C51RB2TLTUM	Microchip Technology Inc	8-bit Microcontrollers - MCU C51RB2 FLASH 16k VQFP44 COM 5V GREEN	1: USD7.16 100: USD6.56 480: USD5.94	815

Microchip Technology Inc

Part #	Manufacturer	Description	Price	BuyNow Qty.
AT89C51RC-24PU AT89C51RC-24PU	Microchip Technology Inc	8051 32K FLASH 4 TO 5.5V,PDIP,GREEN, Projected EOL: 2039-12-11	5000: USD3.74 1000: USD3.93 100: USD4.28 25: USD4.75 1: USD5.17	21
AT89C51RC2-SLSUM AT89C51RC2-SLSUM	Microchip Technology Inc	C51RC2 32K FLASH PLCC44 COM 5V GREEN, Projected EOL: 2039-11-12	5000: USD6.25 1000: USD6.56 100: USD7.14 25: USD7.88 1: USD8.59	58
AT89C51RB2-SLSUM AT89C51RB2-SLSUM	Microchip Technology Inc	C51RB2 16K FLASH PLCC44 COM 5V GREEN, Projected EOL: 2039-11-07	5000: USD5.46 1000: USD5.74 100: USD6.25 25: USD6.89 1: USD7.51	21
AT89C51RB2-SLRUM AT89C51RB2-SLRUM	Microchip Technology Inc	C51RB2 FLASH 16k PLCC44 ind 5V GREEN, Projected EOL: 2039-02-04	5000: USD5.93 1000: USD6.24 100: USD6.75 25: USD7.49 1: USD8.15	3000
AT89C51RB2T-RLTUL AT89C51RB2T-RLTUL	Microchip Technology Inc	C51RB2 FLASH 16k VQFP44 ind 3V GREEN, Projected EOL: 2049-09-01	5000: USD5.65 1000: USD5.94 100: USD6.45 25: USD7.13 1: USD7.77	320

Part #	Manufacturer	Description	Price	BuyNow Qty.
AT89C51RC2-3CSUM 73927045	Microchip Technology Inc	Microcontroller, C51RC2 FLASH, 5V, green, 8-bit with 16K/32K bytes flash \| Microchip Technology Inc. AT89C51RC2-3CSUM	1: USD9.02 5: USD8.29 10: USD7.93	70

Bristol Electronics

Part #	Manufacturer	Description	Price	BuyNow Qty.
AT89C51RC2-RLTCM	Atmel Corporation			20
P89C51RD2HBA	Philips Semiconductors			10
AT89C51RC2-SLSUM	Atmel Corporation			6
P89C51RC2BA	NXP Semiconductors			25
P89C51RC+IB	Philips Semiconductors			96

Quest Components

Part #	Manufacturer	Description	Price	BuyNow Qty.
89C51RD2-IM	Atmel Corporation		3: USD11.7936 1: USD12.636	5

Rochester Electronics

Part #	Manufacturer	Description	Price	BuyNow Qty.
AT89C51RB2-3CSUL	Atmel Corporation	AT89C51 - Microcontroller, 8-Bit, FLASH, 8051 CPU	1000: USD7.12 500: USD7.53 100: USD7.87 25: USD8.2 1: USD8.37	762
AT89C51RB2-SLRUL	Atmel Corporation	AT89C51 - Microcontroller, 8-Bit, FLASH, 8051 CPU	1000: USD7.14 500: USD7.56 100: USD7.9 25: USD8.23 1: USD8.4	331
AT89C51RC-24PU	Atmel Corporation	AT89C51 - Microcontroller, 8-Bit, FLASH, 8051 CPU	1000: USD4.52 500: USD4.79 100: USD5 25: USD5.22 1: USD5.32	30
AT89C51RC2-SLRUL	Atmel Corporation	AT89C51 - Microcontroller, 8-Bit, FLASH, 8051 CPU	1000: USD8.47 500: USD8.96 100: USD9.36 25: USD9.76 1: USD9.96	8
AT89C51RD2-SLRUM	Atmel Corporation	AT89C51 - Microcontroller, 8-Bit, FLASH, 8051 CPU	1000: USD8.09 500: USD8.57 100: USD8.95 25: USD9.33 1: USD9.52	6

TME

Part #	Manufacturer	Description	Price	BuyNow Qty.
AT89C51RB2-3CSUL AT89C51RB2-3CSUL	Microchip Technology Inc	IC: microcontroller 8051; Interface: SPI,UART; 2.7÷3.6VDC; DIP40	90: USD7.15 27: USD7.7 5: USD8.2 1: USD8.64	0
AT89C51RC-24JU AT89C51RC-24JU	Microchip Technology Inc	IC: microcontroller 8051; Flash: 32kx8bit; Interface: UART; PLCC44	100: USD4.8 25: USD5.46 5: USD5.74 1: USD5.88	160
AT89C51RC2T-RLTUM AT89C51RC2T-RLTUM	Microchip Technology Inc	IC: microcontroller 8051; Interface: SPI,USART; VQFP44; AT89	100: USD6.9 25: USD7.3 5: USD7.8 1: USD8.25	104
AT89C51RC2-SLSUL AT89C51RC2-SLSUL	Microchip Technology Inc	IC: microcontroller 8051; Interface: SPI,UART; 2.7÷3.6VDC; PLCC44	108: USD8.47 27: USD9.12 5: USD9.77 1: USD10.81	0
AT89C51RB2-3CSUM AT89C51RB23CSUM	Microchip Technology Inc	IC: microcontroller 8051; Flash: 16kx8bit; Interface: SPI,UART	90: USD6.2 27: USD6.7 5: USD7.1 1: USD7.5	61

Ameya Holding Limited

Part #	Manufacturer	Description	Price	BuyNow Qty.
AT89C51RC2-SLSUM	Microchip Technology Inc	AT89xx Series 32 KB Flash 1.25 KB SRAM 60 MHz 8-Bit Microcontroller - PLCC-44		218
AT89C51RC-24PU	Microchip Technology Inc	AT89xx Series 32 KB Flash 512 B SRAM 24 MHz 8-Bit Microcontroller - DIP-40		2124
AT89C51RC-24JU	Microchip Technology Inc	AT89xx Series 32 KB Flash 512 B SRAM 24 MHz 8-Bit Microcontroller - PLCC-44		1715
AT89C51RC2T-RLTUM	Microchip Technology Inc			873

ComSIT USA

Part #	Manufacturer	Description	Price	BuyNow Qty.
AT89C51RD2CM	Atmel Corporation	Electronic Component		26
AT89C51RC24JI	Atmel Corporation	8-BIT MICROCONTROLLER WITH 32K BYTES FLASH Microcontroller, 8-Bit, FLASH, 8051 CPU, 24MHz, CMOS, PQCC44		175
AT89C51RC2IL	Atmel Corporation	Electronic Component		28
AT89C51RB2UM	Atmel Corporation	Electronic Component		65
T89C51RD2RLVIMPULLS	Atmel Corporation	Electronic Component		36

NAC

Part #	Manufacturer	Description	Price	BuyNow Qty.
AT89C51RB2-SLSUL	Microchip Technology Inc	C51RB2 FLASH 16k PLCC44 Ind 3V GREEN - Package: 44 PLCC 16.6x16.6x4.4mm TUBE	1: USD8.47 100: USD7.68 500: USD7.2 1000: USD7.02	1215
AT89C51RC2T-RLTUL	Microchip Technology Inc	C51RC2 FLASH 32k TQFP44 Ind 5V GREEN, 44 TQFP 10x10x1mm TRAY	1: USD9.54 100: USD8.65 500: USD8.11 1000: USD7.91	320
AT89C51RC2-SLSUM	Microchip Technology Inc	C51RC2 32K FLASH PLCC44 COM 5V GREEN - Package: 44 PLCC 16.6x16.6x4.4mm TUBE	1: USD8.91 100: USD8.08 500: USD7.57 1000: USD7.39	0
AT89C51RC-24PU	Microchip Technology Inc	8051 32K FLASH 4 TO 5.5V,PDIP,GREEN - Package: 40 PDIP .600in TUBE	1: USD5.37 100: USD4.87 500: USD4.56 1000: USD4.45	0
AT89C51RB2T-RLTUL	Microchip Technology Inc	C51RB2 FLASH 16k TQFP44 ind 3V GREEN, 44 TQFP 10x10x1mm TRAY	1: USD8.07 100: USD7.32 500: USD6.86 1000: USD6.7	320

NexGen Digital

Part #	Manufacturer	Description	Price	BuyNow Qty.
AT89C51RC2-3CSUM	Microchip Technology Inc			5
AT89C51RE2-SLSUM	Atmel Corporation			1

Velocity Electronics

Part #	Manufacturer	Description	Price	BuyNow Qty.
AT89C51RB2-SLSUM	Microchip Technology Inc	Our Stock		80

Chip 1 Exchange

Part #	Manufacturer	Description	Price	BuyNow Qty.
P89C51RD2HBA		INSTOCK		17
AT89C51RD2-CM	Atmel Corporation	INSTOCK		156
AT89C51RC2		INSTOCK		180
AT89C51RD2-RLTUM		INSTOCK		90
P89C51RD2BA01		INSTOCK		8

Avnet Silica

Part #	Manufacturer	Description	Price	BuyNow Qty.
AT89C51RD2T-RLTUM AT89C51RD2T-RLTUM	Microchip Technology Inc	AT89C51RD2T-RLTUM (Alt: AT89C51RD2T-RLTUM)		3360
AT89C51RD2-SLRUM AT89C51RD2-SLRUM	Microchip Technology Inc	MCU 8-Bit AT89C51RD2 8051 CISC 64KB Flash 2.7V to 5.5V 44-Pin PLCC Tube (Alt: AT89C51RD2-SLRUM)		500
AT89C51RD2-SLSUM AT89C51RD2-SLSUM	Microchip Technology Inc	MCU 8-Bit AT89 8051 CISC 64KB Flash 3.3V/5V 44-Pin PLCC Stick (Alt: AT89C51RD2-SLSUM)		459
AT89C51RC2-SLSUM AT89C51RC2-SLSUM	Microchip Technology Inc	MCU 8-bit AT89 80C51 CISC 32KB Flash 3.3V/5V 44-Pin PLCC Stick (Alt: AT89C51RC2-SLSUM)		54
AT89C51RB2-SLSUM AT89C51RB2-SLSUM	Microchip Technology Inc	MCU 8-bit AT89 80C51 CISC 16KB Flash 3.3V/5V 44-Pin PLCC Stick (Alt: AT89C51RB2-SLSUM)		54

Bürklin Elektronik

Part #	Manufacturer	Description	Price	BuyNow Qty.
AT89C51RD2-RLTUM 64S2838	Microchip Technology Inc	80C51 microcontroller, 8 bit, 60 MHz, VQFP-44, AT89C51RD2-RLTUM	1: EUR23.09 250: EUR22.15 500: EUR20.78 1000: EUR20.6	1465
AT89C51RD2-SLSUM 64S2839	Microchip Technology Inc	80C51 microcontroller, 8 bit, 60 MHz, PLCC-44, AT89C51RD2-SLSUM	1: EUR11.04 5: EUR10.22 10: EUR9.64	5398

Component Electronics, Inc

Part #	Manufacturer	Description	Price	BuyNow Qty.
P89C51RC+IA	Philips Semiconductors	IN STOCK SHIP TODAY	1000: USD4 100: USD4.62 1: USD6.15	1

ES Components

Part #	Manufacturer	Description	Price	BuyNow Qty.
AT89C51RC2	Microchip Technology Inc	ATMEL AT89C51RC2 BARE DIE		375

New Advantage Corporation

Part #	Manufacturer	Description	Price	BuyNow Qty.
AT89C51RC2T-RLTUM	Microchip Technology Inc		160: USD10.33 320: USD9.64	320
AT89C51RB2T-RLTUM	Microchip Technology Inc		160: USD11.59 800: USD10.72	800
AT89C51RC-24JU	Microchip Technology Inc		27: USD8.14 2619: USD7.53	2619
AT89C51RD2-SLSUM	Microchip Technology Inc		27: USD14.69 1566: USD13.6	1566
AT89C51RD2T-RLTUM	Microchip Technology Inc		160: USD15.46 480: USD14.31	480

Perfect Parts Corporation

Part #	Manufacturer	Description	Price	BuyNow Qty.
P89C51RD2HBA	Philips Semiconductors			151
AT89C51RC-33PC	Atmel Corporation			1
T89C51RC2-RLTUM	MFG UPON REQUEST			5376
T89C51RD2-RDTCL	MFG UPON REQUEST			1792
AT89C51RB2-SLSUL	Atmel Corporation			2412

South Electronics

Part #	Manufacturer	Description	Price	BuyNow Qty.
AT89C51RE2-RLTUM	Atmel Corporation	AT89C51RE2-RLTUM		0
AT89C51RB2-RLTIM	Atmel Corporation	AT89C51RB2-RLTIM		0
AT89C51RC-24PI	Atmel Corporation	AT89C51RC-24PI		0
AT89C51RC2-SLSUM	Atmel Corporation	AT89C51RC2-SLSUM		0
AT89C51RC-24PU	Atmel Corporation	AT89C51RC-24PU		0

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