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| PartNumber | AT89S52-24AU | AT89S52-24AUR | AT89S52-24AI |
| Description | 8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V | 8-bit Microcontrollers - MCU 24 MHZ, TQFP44, IND TEMP, GREEN | 8-bit Microcontrollers - MCU 8K ISP FLASH 2.7 TO 5.5V - 24MHz |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | Y | N |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TQFP-44 | TQFP-44 | TQFP-44 |
| Series | 89S | - | 89S |
| Core | 8051 | 8051 | 8051 |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 33 MHz | 24 MHz | 33 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 |
| Number of I/Os | 32 I/O | 32 I/O | 32 I/O |
| Operating Supply Voltage | 4 V to 5.5 V | 4 V to 5.5 V | 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 | Reel | - |
| Height | 1 mm | - | 1 mm |
| Length | 10 mm | - | 10 mm |
| Product | MCU | MCU | - |
| Program Memory Type | Flash | Flash | Flash |
| Width | 10 mm | - | 10 mm |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Interface Type | UART | UART | UART |
| Moisture Sensitive | Yes | Yes | - |
| Number of Timers/Counters | 3 Timer | 3 Timer | 3 Timer |
| Processor Series | AT89x | AT89x | - |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 160 | 2000 | 160 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 4 V | 4 V | 4 V |
| Unit Weight | 0.078590 oz | 0.009640 oz | - |
| Analog Supply Voltage | - | 4 V to 5.5 V | - |
| Watchdog Timers | - | Watchdog Timer | - |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
Microchip Technology / Atmel |
AT89S52-24AU | 8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V | |
| AT89S52-24JU | 8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V | ||
| AT89S52-24PU | 8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V | ||
| AT89S52-24AUR | 8-bit Microcontrollers - MCU 24 MHZ, TQFP44, IND TEMP, GREEN | ||
| AT89S52-24PI | 8-bit Microcontrollers - MCU 8K ISP FLASH 2.7 TO 5.5V - 24MHz | ||
| AT89S52-24AI | 8-bit Microcontrollers - MCU 8K ISP FLASH 2.7 TO 5.5V - 24MHz | ||
| AT89S52-24PC | 8-bit Microcontrollers - MCU 8K ISP FLASH 2.7 TO 5.5V - 24MHZ | ||
| AT89S52-24JUR | MCU 8-Bit AT89S52 80C51 CISC 8KB Flash 4V to 5.5V 44-Pin PLCC T/R (Alt: AT89S52-24JUR) | ||
| AT89S52-24AUR | Microcontrollers - MCU 8-bit Microcontrollers - MCU 8051 8K ISP FLASH 4.0 V TO 5.5 V - 24 MHZ, TQFP44, IND TEMP, GREEN | ||
| AT89S52-24AU | Microcontrollers - MCU 8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V | ||
| AT89S52-24PU | Microcontrollers - MCU 8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V | ||
| AT89S52-24JU | Microcontrollers - MCU 8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V | ||
| AT89S52-20JI | New and Original | ||
| AT89S52-24 | New and Original | ||
| AT89S52-24AC | IC MCU 8BIT 8KB FLASH 44TQFP | ||
| AT89S52-24AI | IC MCU 8BIT 8KB FLASH 44TQFP | ||
| AT89S52-24JC | IC MCU 8BIT 8KB FLASH 44PLCC | ||
| AT89S52-24JC(W78LE52CP-2 | New and Original | ||
| AT89S52-24JC/JI | New and Original | ||
| AT89S52-24JI | IC MCU 8BIT 8KB FLASH 44PLCC | ||
| AT89S52-24P | New and Original | ||
| AT89S52-24PC | IC MCU 8BIT 8KB FLASH 40DIP | ||
| AT89S52-24PI | IC MCU 8BIT 8KB FLASH 40DIP | ||
| AT89S52-24PI/PU | New and Original | ||
| AT89S52-24PSI | New and Original | ||
| AT89S52-24PU,AT89S5224PU | New and Original | ||
| AT89S52-24JU/AU/PU | New and Original | ||
| AT89S52-24JUAUPU | New and Original |