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Atmel 
Datasheet下载地址
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AT89C55WD-24JU的详细信息
| Manufacturer： | Atmel |
|---|---|
| Product Category： | 8-bit Microcontrollers - MCU |
| RoHS： | Yes |
| Brand： | Atmel |
| Core： | 8051 |
| Data Bus Width： | 8 bit |
| Maximum Clock Frequency： | 24 MHz |
| Program Memory Size： | 20 kB |
| Data RAM Size： | 256 B |
| On-Chip ADC： | No |
| Operating Supply Voltage： | 4 V to 5.5 V |
| Maximum Operating Temperature： | + 85 C |
| Package / Case： | PLCC-44 |
| Interface Type： | UART |
| Minimum Operating Temperature： | - 40 C |
| Number of Programmable I/Os： | 32 |
| Number of Timers： | 3 |
| Program Memory Type： | Flash |
| Factory Pack Quantity： | 27 |
| Supply Voltage - Max： | 5.5 V |
| Supply Voltage - Min： | 4 V |
AT89C55WD-24JU相关文档
- Application Note: Designing Boards with Atmel AT89C51/52, AT89C1051 for writing Flash at In-Circuit Test
- Application Note: A Digital Thermometer Using the AT89LP2052 MCU
- Application Note: External Brown-out Protection for C51 Microcontrollers with Active High Reset Input
- Application Note: EMC Improvement Guidelines
- Application Note: Migrating from AT89C2051/C4051 to AT89S2051/S4051
- Application Note: AT89C51 In-Circuit Programming
- Application Note: Using a Personal Computer to Program the AT89C51/C52/LV51/LV52/C1051/C2051
- Application Note: Program Examples for 8051 Timers
- Application Note: Analog-to-Digital Conversion Utilizing AT89LP MCU without ADC
- Application Note: Two-Wire Peripheral Expansion for the AT89LP2052 MCU
- Application Note: Migrating from AT89C51/C52 to AT89S51/S52
- Application Note: Interfacing AT25CXXX Serial EEPROMs with AT89LP MCUs
- Application Note: How to Calculate the Capacitor of the Reset Input of an 8051 Microcontroller
- Application Note: PC-Interfaced Data Aquisition System with the Atmel AT89C2051 Microcontroller
- Application Note: Analyzing the Behavior of an Oscillator and Ensuring Good Start-up
- Application Note: Interfacing AT24CXX Serial EEPROMs with AT89LP MCUs
- Application Note: Controlling FPGA Configuration with a Flash-based Microcontroller
- Application Note: Migrating from AT89C2051/C4051 to AT89LP2052/LP4052
- Application Note: Migration from OTP 8051 to Flash 8051
- Application Note: Interfacing AT93CXXX Serial EEPROMs with AT89LP MCUs
- Application Note: Programming the Atmel Family of Flash Memories
- Application Note: Design Guide for Atmel 8051 Standard Devices
- Application Note: Program Examples for 8051 UART
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