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| PartNumber | AT87C58X2-SLSUM | AT87C58X2-SLRUM | AT87C58X2-SLSUL |
| Description | 8-bit Microcontrollers - MCU OTP C58/32K 40MHZ 5V | 8-bit Microcontrollers - MCU 32K 40MHz | IC MCU 8BIT 32KB OTP 44PLCC |
| Manufacturer | Microchip | Microchip | - |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| RoHS | Y | - | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | PLCC-44 | PLCC-44 | - |
| Series | 87C | - | - |
| Core | 80C51 | 80C51 | - |
| Data Bus Width | 8 bit | 8 bit | - |
| Maximum Clock Frequency | 60 MHz | - | - |
| Program Memory Size | 32 kB | - | - |
| Data RAM Size | 256 B | - | - |
| ADC Resolution | No ADC | - | - |
| Number of I/Os | 32 I/O | - | - |
| Operating Supply Voltage | 5 V | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Height | 3.48 mm | - | - |
| Length | 16.7 mm | - | - |
| Program Memory Type | EPROM | - | - |
| Width | 16.7 mm | - | - |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | - |
| Interface Type | UART | - | - |
| Number of Timers/Counters | 3 Timer | - | - |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| Factory Pack Quantity | 972 | 500 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 5.5 V | - | - |
| Supply Voltage Min | 4.5 V | - | - |
| Unit Weight | 0.084185 oz | 0.084185 oz | - |
| Product | - | MCU | - |