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| PartNumber | AT87C54X2-3CSUM | AT87C54X2-RLTUL | AT87C54X2-RLTUM |
| Description | 8-bit Microcontrollers - MCU MICRO OTP RB/16K 40MHZ 5V C | 8-bit Microcontrollers - MCU OTP C54/16K 40MHZ 3V COM TEMP | 8-bit Microcontrollers - MCU OTP C54B/16K 40MHZ 5V COM TEMP |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | Through Hole | SMD/SMT | SMD/SMT |
| Package / Case | PDIL-40 | VQFP-44 | VQFP-44 |
| 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 | 256 B | 256 B | 256 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 | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Height | 4.95 mm | 1.45 mm | 1.45 mm |
| Length | 53.21 mm | 10.1 mm | 10.1 mm |
| Product | MCU | MCU | MCU |
| Program Memory Type | OTP | OTP | OTP |
| Width | 14.73 mm | 10.1 mm | 10.1 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 | 216 | 800 | 800 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 4.5 V | 2.7 V | 4.5 V |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
Microchip Technology / Atmel |
AT87C54X2-3CSUM | 8-bit Microcontrollers - MCU MICRO OTP RB/16K 40MHZ 5V C | |
| AT87C54X2-SLRUM | 8-bit Microcontrollers - MCU 16K 40MHz | ||
| AT87C54X2-SLSUL | 8-bit Microcontrollers - MCU OTP C54/16K 40MHZ 3V COM TEMP | ||
| AT87C54X2-RLTUL | 8-bit Microcontrollers - MCU OTP C54/16K 40MHZ 3V COM TEMP | ||
| AT87C54X2-RLTUM | 8-bit Microcontrollers - MCU OTP C54B/16K 40MHZ 5V COM TEMP | ||
| AT87C54X2DIW-SLRUM | New and Original | ||
| AT87C54X2-3CSUM | IC MCU 8BIT 16KB OTP 40PDIL | ||
| AT87C54X2-RLTUL | IC MCU 8BIT 16KB OTP 44VQFP | ||
| AT87C54X2-RLTUM | IC MCU 8BIT 16KB OTP 44VQFP | ||
| AT87C54X2-SLRUM | IC MCU 8BIT 16KB OTP 44PLCC | ||
| AT87C54X2-SLSUL | IC MCU 8BIT 16KB OTP 44PLCC | ||
| AT87C54X2-SLSUM | IC MCU 8BIT 16KB OTP 44PLCC | ||
| AT87C54X2-UL | New and Original | ||
| AT87C54X2-UM | New and Original | ||
| AT87C54X2RLTUM | Microcontroller, 8-Bit, OTPROM, 8051 CPU, 40MHz, CMOS, PQFP44 | ||
| AT87C54X2-3CSUL | IC MCU 8BIT 16KB OTP 40PDIL |