| 型号 | 规格书 | 订购 |
| AT89C5131A-PLTUL |  |
在线订购 |
| AT89C5131A-TIRUL | |
在线订购 |
| AT89C5131A-TISUL | |
在线订购 |
| AT89C5131A-S3SUL | |
在线订购 |
| AT89C5131A-RDTUL | |
在线订购 |
| 产品参数 | |
| 描述 | 8-Bit Flash Microcontroller, Full Speed USB Device Specification Version 1.1 and 2.0 |
| Flash (Kbytes) | 32 Kbytes |
| Pin Count | 64 |
| Max Operating Freq (MHz) | 48 MHz |
| CPU | 8051-12C |
| Max I/O Pins | 34 |
| USB Transceiver | 1 |
| USB Speed | Full Speed |
| USB Interface | Device |
| SPI | 1 |
| TWI (I2C) | 1 |
| UART | 1 |
| SRAM (Kbytes) | 1.25 |
| EEPROM (Bytes) | 1024 |
| Self Program Memory | API |
| Operating Voltage (Vcc) | 3.0 to 3.6 |
| Timers | 4 |
| ISP | UART/USB |
| Watchdog | Yes |
