ATmega32u4 Single Board Computers , CT107D 16 MHz learning board
Detailed Product Description
ATmega32u4 Single Board Computers , CT107D 16 MHz learning board
Specifications
1. Controller: ATmega32u4
 2. goods recorded: 16 MHz
 3. Operating voltage: 5V
 4. Input Voltage (recommended) :7-12V
 5. Digital IO port: 22 (D0-D13, D14-MISO D15-SCK, D16-MOSI D18-23 [A0-A5)
 6. PWM channel: 7 (D3, D5, D6, D9, D10, D11, D13)
 7. analog input: 12 (A0-A5, D4-A6, D6-A7, D8-A8 ,-A9 D9, D10-A10, D12-A11)
 8. 5V digital / analog port maximum permissible current: 40 mA
 9. 3.3V digital / analog port maximum permissible current: 50 mA
 10. Flash Memory: 32 KB (ATmega32u4) of which 4 KB used by the bootloader
 11. SRAM: 2.5 KB (ATmega32u4)
 12. EEPROM: 1 KB (ATmega32u4
china motherboard usb sd fm custom pcba assembly
| Distortion | ≤0.2% | 
| Separation | ≥50dB | 
| Output | ≥ 550mv | 
| S/N | ≥ 85dB | 
| Frequency response | 70HZ-15KHZ | 
| FM frequency range | 87.5-108MHZ | 
| Bit Rate | 32kbps-320kbps | 
| Operation Relative Humidity | 35% | 
| Bluetooth Specification | V3.0 | 
| Storage Temp | 0 Deg.C-50Deg.C | 
| Ambient Temp | -10Deg.C-+60Deg.C | 
| EQ | Jazz, pop, classic, normal, country | 
| Remote Distance | 8M | 
| USB Interface | USB2.0 high speed | 
| Storage Device |  			 USB&SD  |  		
