Picture Mfr Part # QUANTITY Inventory MANUFACTURE Description Package 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 Oscillator Type
GLOBAL STOCKS
AT89C51RB2-RLTUL
RFQ
VIEW
RFQ
1,956
In-stock
Microchip Technology IC MCU 8BIT 16KB FLASH 44VQFP 89C Active Tray -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 40MHz 2.7 V ~ 3.6 V 32 1.25K x 8 8-Bit SPI, UART/USART 16KB (16K x 8) Flash - External
AT89C51IC2-RLTUM
RFQ
VIEW
RFQ
3,311
In-stock
Microchip Technology IC MCU 8BIT 32KB FLASH 44VQFP 89C Active Tray -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 60MHz 2.7 V ~ 5.5 V 34 1.25K x 8 8-Bit I²C, SPI, UART/USART 32KB (32K x 8) Flash - External
AT89C51RD2-RLRIM
RFQ
VIEW
RFQ
3,918
In-stock
Microchip Technology IC MCU 8BIT 64KB FLASH 44VQFP 89C Obsolete Cut Tape (CT) -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 60MHz 2.7 V ~ 5.5 V 34 2K x 8 8-Bit SPI, UART/USART 64KB (64K x 8) Flash - External
AT89C51RD2-RLRIM
RFQ
VIEW
RFQ
1,779
In-stock
Microchip Technology IC MCU 8BIT 64KB FLASH 44VQFP 89C Obsolete Tape & Reel (TR) -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 60MHz 2.7 V ~ 5.5 V 34 2K x 8 8-Bit SPI, UART/USART 64KB (64K x 8) Flash - External
AT89C51RC2-RLRIM
RFQ
VIEW
RFQ
2,226
In-stock
Microchip Technology IC MCU 8BIT 32KB FLASH 44VQFP 89C Obsolete Cut Tape (CT) -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 60MHz 2.7 V ~ 5.5 V 32 1.25K x 8 8-Bit SPI, UART/USART 32KB (32K x 8) Flash - External
AT89C51RC2-RLRIM
RFQ
VIEW
RFQ
1,771
In-stock
Microchip Technology IC MCU 8BIT 32KB FLASH 44VQFP 89C Obsolete Tape & Reel (TR) -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 60MHz 2.7 V ~ 5.5 V 32 1.25K x 8 8-Bit SPI, UART/USART 32KB (32K x 8) Flash - External
AT89C51RB2-RLRIL
RFQ
VIEW
RFQ
2,010
In-stock
Microchip Technology IC MCU 8BIT 16KB FLASH 44VQFP 89C Obsolete Cut Tape (CT) -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 40MHz 2.7 V ~ 3.6 V 32 1.25K x 8 8-Bit SPI, UART/USART 16KB (16K x 8) Flash - External
AT89C51RB2-RLRIL
RFQ
VIEW
RFQ
3,694
In-stock
Microchip Technology IC MCU 8BIT 16KB FLASH 44VQFP 89C Obsolete Tape & Reel (TR) -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 40MHz 2.7 V ~ 3.6 V 32 1.25K x 8 8-Bit SPI, UART/USART 16KB (16K x 8) Flash - External
AT89C51RB2-RLRIM
RFQ
VIEW
RFQ
2,907
In-stock
Microchip Technology IC MCU 8BIT 16KB FLASH 44VQFP 89C Obsolete Cut Tape (CT) -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 60MHz 2.7 V ~ 5.5 V 32 1.25K x 8 8-Bit SPI, UART/USART 16KB (16K x 8) Flash - External
AT89C51RB2-RLRIM
RFQ
VIEW
RFQ
2,689
In-stock
Microchip Technology IC MCU 8BIT 16KB FLASH 44VQFP 89C Obsolete Tape & Reel (TR) -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 60MHz 2.7 V ~ 5.5 V 32 1.25K x 8 8-Bit SPI, UART/USART 16KB (16K x 8) Flash - External
TSC80251G2D-L16CER
RFQ
VIEW
RFQ
1,788
In-stock
Microchip Technology IC MCU 8BIT ROMLESS 44VQFP 8x251 Obsolete Tape & Reel (TR) 0°C ~ 70°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT C251 16MHz 2.7 V ~ 5.5 V 32 1K x 8 8/16-Bit EBI/EMI, I²C, Microwire, SPI, UART/USART - ROMless - Internal
TSC87251G2D-L16CER
RFQ
VIEW
RFQ
1,208
In-stock
Microchip Technology IC MCU 8BIT 32KB OTP 44VQFP 8x251 Obsolete Tape & Reel (TR) 0°C ~ 70°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT C251 16MHz 2.7 V ~ 5.5 V 32 1K x 8 8/16-Bit EBI/EMI, I²C, Microwire, SPI, UART/USART 32KB (32K x 8) OTP - Internal
AT87251G2D-RLTUM
RFQ
VIEW
RFQ
1,257
In-stock
Microchip Technology IC MCU 8BIT 32KB OTP 44VQFP 8x251 Obsolete Tray -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT C251 24MHz 4.5 V ~ 5.5 V 32 1K x 8 8/16-Bit EBI/EMI, I²C, Microwire, SPI, UART/USART 32KB (32K x 8) OTP - Internal
AT89C51RD2-RLTIM
RFQ
VIEW
RFQ
3,616
In-stock
Microchip Technology IC MCU 8BIT 64KB FLASH 44VQFP 89C Obsolete Tray -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 60MHz 2.7 V ~ 5.5 V 34 2K x 8 8-Bit SPI, UART/USART 64KB (64K x 8) Flash - External
AT89C51RC2-RLTIM
RFQ
VIEW
RFQ
1,265
In-stock
Microchip Technology IC MCU 8BIT 32KB FLASH 44VQFP 89C Obsolete Tray -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 60MHz 2.7 V ~ 5.5 V 32 1.25K x 8 8-Bit SPI, UART/USART 32KB (32K x 8) Flash - External
AT89C51RB2-RLTIM
RFQ
VIEW
RFQ
1,189
In-stock
Microchip Technology IC MCU 8BIT 16KB FLASH 44VQFP 89C Obsolete Tray -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 60MHz 2.7 V ~ 5.5 V 32 1.25K x 8 8-Bit SPI, UART/USART 16KB (16K x 8) Flash - External
AT89C51RB2-RLTIL
RFQ
VIEW
RFQ
2,576
In-stock
Microchip Technology IC MCU 8BIT 16KB FLASH 44VQFP 89C Obsolete Tray -40°C ~ 85°C 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 40MHz 2.7 V ~ 3.6 V 32 1.25K x 8 8-Bit SPI, UART/USART 16KB (16K x 8) Flash - External
AT89C51RC2-RLRUM
RFQ
VIEW
RFQ
2,437
In-stock
Microchip Technology IC MCU 8BIT 32KB FLASH 44VQFP 89C Discontinued at Digi-Key Digi-Reel® -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 60MHz 2.7 V ~ 5.5 V 32 1.25K x 8 8-Bit SPI, UART/USART 32KB (32K x 8) Flash - External
AT89C51RC2-RLRUM
RFQ
VIEW
RFQ
2,925
In-stock
Microchip Technology IC MCU 8BIT 32KB FLASH 44VQFP 89C Discontinued at Digi-Key Cut Tape (CT) -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 60MHz 2.7 V ~ 5.5 V 32 1.25K x 8 8-Bit SPI, UART/USART 32KB (32K x 8) Flash - External
AT89C51RC2-RLRUM
RFQ
VIEW
RFQ
2,258
In-stock
Microchip Technology IC MCU 8BIT 32KB FLASH 44VQFP 89C Active Tape & Reel (TR) -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 60MHz 2.7 V ~ 5.5 V 32 1.25K x 8 8-Bit SPI, UART/USART 32KB (32K x 8) Flash - External
AT89C51RB2-RLRUM
RFQ
VIEW
RFQ
1,272
In-stock
Microchip Technology IC MCU 8BIT 16KB FLASH 44VQFP 89C Discontinued at Digi-Key Digi-Reel® -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 60MHz 2.7 V ~ 5.5 V 32 1.25K x 8 8-Bit SPI, UART/USART 16KB (16K x 8) Flash - External
AT89C51RB2-RLRUM
RFQ
VIEW
RFQ
894
In-stock
Microchip Technology IC MCU 8BIT 16KB FLASH 44VQFP 89C Discontinued at Digi-Key Cut Tape (CT) -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 60MHz 2.7 V ~ 5.5 V 32 1.25K x 8 8-Bit SPI, UART/USART 16KB (16K x 8) Flash - External
AT89C51RB2-RLRUM
RFQ
VIEW
RFQ
3,251
In-stock
Microchip Technology IC MCU 8BIT 16KB FLASH 44VQFP 89C Active Tape & Reel (TR) -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 60MHz 2.7 V ~ 5.5 V 32 1.25K x 8 8-Bit SPI, UART/USART 16KB (16K x 8) Flash - External
AT89C51RE2-RLTUM
RFQ
VIEW
RFQ
1,427
In-stock
Microchip Technology IC MCU 8BIT 128KB FLASH 44VQFP 89C Obsolete Tray -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 60MHz 2.7 V ~ 5.5 V 34 8K x 8 8-Bit I²C, SPI, UART/USART 128KB (128K x 8) Flash - External
AT87C52X2-RLRUM
RFQ
VIEW
RFQ
1,466
In-stock
Microchip Technology IC MCU 8BIT 8KB OTP 44VQFP 87C Obsolete Tape & Reel (TR) -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR 80C51 40/20MHz 4.5 V ~ 5.5 V 32 256 x 8 8-Bit UART/USART 8KB (8K x 8) OTP - Internal
AT87C51RB2-RLRUM
RFQ
VIEW
RFQ
2,634
In-stock
Microchip Technology IC MCU 8BIT 16KB OTP 44VQFP 87C Obsolete Tape & Reel (TR) -40°C ~ 85°C 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 40MHz 4.5 V ~ 5.5 V 32 512 x 8 8-Bit UART/USART 16KB (16K x 8) OTP - Internal
AT80C51RA2-RLRUL
RFQ
VIEW
RFQ
1,521
In-stock
Microchip Technology IC MCU 8BIT ROMLESS 44VQFP 80C Obsolete Tape & Reel (TR) -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 30/20MHz 2.7 V ~ 5.5 V 32 512 x 8 8-Bit UART/USART - ROMless - Internal
AT80C32X2-RLRUM
RFQ
VIEW
RFQ
1,553
In-stock
Microchip Technology IC MCU 8BIT ROMLESS 44VQFP 80C Obsolete Tape & Reel (TR) -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR 80C51 40/20MHz 4.5 V ~ 5.5 V 32 256 x 8 8-Bit UART/USART - ROMless - Internal
AT80C32X2-RLRUL
RFQ
VIEW
RFQ
1,495
In-stock
Microchip Technology IC MCU 8BIT ROMLESS 44VQFP 80C Obsolete Tape & Reel (TR) -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR 80C51 30/20MHz 2.7 V ~ 5.5 V 32 256 x 8 8-Bit UART/USART - ROMless - Internal
AT89C51RC2-RLRUL
RFQ
VIEW
RFQ
1,872
In-stock
Microchip Technology IC MCU 8BIT 32KB FLASH 44VQFP 89C Discontinued at Digi-Key Digi-Reel® -40°C ~ 85°C (TA) 44-LQFP 44-VQFP (10x10) POR, PWM, WDT 80C51 40MHz 2.7 V ~ 3.6 V 32 1.25K x 8 8-Bit SPI, UART/USART 32KB (32K x 8) Flash - External