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| PartNumber | AT89LP52-20AU | AT89LP52-20MU | AT89LP52-20JU |
| Description | 8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU | 8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU | 8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU |
| 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 | SMD/SMT |
| Package / Case | TQFP-44 | VQFN-44 | PLCC-44 |
| Core | 8051 | 8051 | 8051 |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 20 MHz | 20 MHz | 20 MHz |
| Program Memory Size | 8 kB | 8 kB | 8 kB |
| Data RAM Size | 256 B | 256 B | 256 B |
| ADC Resolution | No ADC | No ADC | No ADC |
| Number of I/Os | 36 I/O | 36 I/O | 36 I/O |
| Operating Supply Voltage | 2.4 V to 5.5 V | 2.4 V to 5.5 V | 2.4 V to 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Tray | Tray | Tube |
| Product | MCU | MCU | MCU |
| Program Memory Type | Flash | Flash | Flash |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Data RAM Type | SRAM | SRAM | SRAM |
| Data ROM Size | 256 B | 256 B | 256 B |
| Data ROM Type | EEPROM | EEPROM | EEPROM |
| Interface Type | I2C, SPI, UART | I2C, SPI, UART | I2C, SPI, UART |
| Analog Supply Voltage | - | - | - |
| DAC Resolution | - | - | - |
| I/O Voltage | - | - | - |
| Moisture Sensitive | Yes | - | Yes |
| Number of ADC Channels | - | - | - |
| Number of Timers/Counters | 3 Timer | 3 Timer | 3 Timer |
| Processor Series | AT89LP52 | AT89LP52 | AT89LP52 |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 160 | 360 | 27 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 2.4 V | 2.4 V | 2.4 V |
| Watchdog Timers | Watchdog Timer | Watchdog Timer | Watchdog Timer |
| Unit Weight | 0.009640 oz | - | 0.084185 oz |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
Microchip Technology / Atmel |
AT89LP52-20AU | 8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU | |
| AT89LP52-20PU | 8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU | ||
| AT89LP52-20MU | 8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU | ||
| AT89LP52-20JU | 8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU | ||
| AT89LP52-20MU | Microcontrollers - MCU 8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU | ||
| AT89LP52-20JU | Microcontrollers - MCU 8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU | ||
| AT89LP52-20AU | Microcontrollers - MCU 8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU | ||
| AT89LP52-20PU | Microcontrollers - MCU 8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU | ||
| AT89LP52QS840-20JUR | New and Original |