PartNumber | AT87C51RB2-SLSUL | AT87C51RB2-RLTUL | AT87C51RB2-3CSUM |
Description | 8-bit Microcontrollers - MCU OTP RB/16K 40MHZ 3V | 8-bit Microcontrollers - MCU OTP RB/16K 40MHZ 3V | 8-bit Microcontrollers - MCU 32KB SCMOS 3/2 .5 OTP |
Manufacturer | Microchip | Microchip | Microchip |
Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
RoHS | Y | Y | Y |
Mounting Style | SMD/SMT | SMD/SMT | Through Hole |
Package / Case | PLCC-44 | VQFP-44 | PDIL-40 |
Series | 87C | 87C | 87C |
Core | 80C51 | 80C51 | 80C51 |
Data Bus Width | 8 bit | 8 bit | 8 bit |
Maximum Clock Frequency | 60 MHz | 60 MHz | 60 MHz |
Program Memory Size | 16 kB | 16 kB | 16 kB |
Data RAM Size | 512 B | 512 B | 512 B |
ADC Resolution | No ADC | No ADC | No ADC |
Number of I/Os | 32 I/O | 32 I/O | 32 I/O |
Operating Supply Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
Minimum Operating Temperature | - 40 C | - 40 C | 0 C |
Maximum Operating Temperature | + 85 C | + 85 C | + 70 C |
Height | 3.48 mm | 1.45 mm | 4.95 mm |
Length | 16.7 mm | 10.1 mm | 53.21 mm |
Product | MCU | MCU | MCU |
Program Memory Type | OTP | OTP | OTP |
Width | 16.7 mm | 10.1 mm | 14.73 mm |
Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
Interface Type | UART | UART | UART |
Number of Timers/Counters | 3 Timer | 3 Timer | 3 Timer |
Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
Factory Pack Quantity | 972 | 800 | 216 |
Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
Supply Voltage Min | 2.7 V | 2.7 V | 4.5 V |
Unit Weight | 0.084185 oz | - | - |