ATmega64M1 Atmel Corporation, ATmega64M1 Datasheet - Page 224

• Manufacturer Part Number: ATmega64M1
• Manufacturer: Atmel Corporation

Specifications of ATmega64M1

• Flash (kbytes): 64 Kbytes
• Pin Count: 32
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 12
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 27
• Ext Interrupts: 27
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Uart: 1
• Can: 1
• Lin: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 11
• Adc Resolution (bits): 10
• Adc Speed (ksps): 125
• Analog Comparators: 4
• Resistive Touch Screen: No
• Dac Channels: 1
• Dac Resolution (bits): 10
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 4
• Eeprom (bytes): 2048
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 2.7 to 5.5
• Operating Voltage (vcc): 2.7 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 2
• Output Compare Channels: 14
• Input Capture Channels: 1
• Pwm Channels: 10
• 32khz Rtc: No
• Calibrated Rc Oscillator: Yes

Figure 21-1. Analog to Digital Converter Block Schematic
224
ATmega16M1/32M1/64M1
AMP1+/ADC9
AMP2-/ADC6
AMP1-/ADC8
AREF / ISRC
Temp Sensor
AMP0+
AMP2+
ADC10
AMP0-
ADC0
ADC1
ADC2
ADC3
ADC4
ADC5
ADC7
AVCC
GND
Bandgap
AMP2CSR
REFS1
VCC/4
ISRC
-
REFS0
Internal 2.56V
AMP0CSR
Reference
ADLAR
-
ISRC
+
-
+
-
-
MUX4
ADMUX
ADASCR
REFS0
AMP1CSR
Detector
+
MUX3
ADCSRB
-
Edge
ADTS3
ISRCEN
MUX2
ADTS2
MUX1
ADATE
ADTS1
AREFEN
MUX0
Current
Source
ADTS0
REFS1
CONTROL
ADEN
ADSC
+
-
Coarse/Fine DAC
ADATE
ADIF
ADCSRA
CK
ADIE
CK
SAR
10
ADC
ADPS2
PRESCALER
CK
ADPS1
ADC
ADPS0
10
10
ADC CONVERSION
8209D–AVR–11/10
COMPLETE IRQ
ADCH
ADCL