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品牌：Microchip Atmel
类别：AT91系列单片机
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品牌：Microchip Atmel
类别：AT91系列单片机
-
品牌：Microchip Atmel
类别：AT91系列单片机
-
品牌：Microchip Atmel
类别：AT91系列单片机
-
品牌：Microchip Atmel
类别：AT91系列单片机
AT91R40008-66AU
- 品牌：Microchip Atmel
- 包装：--
- 无铅情况/ROHS: --
- 经营商：科通芯城自营
- 描述：ARM7TDMI Microcontroller with 256KB SRAM, 100 Pins
- 封装：LQFP R-LQ100_H 100
- 类别：AT91系列单片机
| 参数 | 数值 |
|---|---|
| NAND Interface | No |
| Input Capture Channels | 3 |
| Max I/O Pins | 32 |
| Self Program Memory | NO |
| picoPower | No |
| USB Speed | No |
| I/O Supply Class | 3.3 |
| Flash (Kbytes) | 0 Kbytes |
| USB Interface | No |
| SRAM (Kbytes) | 256 |
| Temp. Sensor | No |
| FPU | No |
| Crypto Engine | No |
| Pin Count | 100 |
| Temp. Range (deg C) | -40 to 85 |
| PWM Channels | 0 |
| Video Decoder | No |
| TWI (I2C) | 0 |
| MPU / MMU | no / no |
| UART | 2 |
| CPU | ARM7TDMI |
| Output Compare channels | 3 |
| Hardware QTouch Acquisition | No |
| Camera Interface | No |
| Graphic LCD | No |
| 32kHz RTC | No |
| EEPROM (Bytes) | 0 |
| DAC Resolution (bits) | 0 |
| External Bus Interface | 1 |
| Calibrated RC Oscillator | No |
| Resistive Touch Screen | No |
| Ext Interrupts | 32 |
| Timers | 3 |
| Max. Operating Frequency | 75 MHz |
| DRAM Memory | No |
The R40008 features 256KB of on-chip SRAM, an external bus interface, 3-channel timer/counter, two USARTs, watchdog timer, and advanced power-saving features.
Metering: 电表
