ATMEGA32U4-MU Atmel, ATMEGA32U4-MU Datasheet - Page 309

• Manufacturer Part Number: ATMEGA32U4-MU
• Description: MCU AVR 32K FLASH 16MHZ 44-QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA32U4-MU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: I²C, SPI, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 26
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 2.5K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-VQFN
• Package: 44QFN EP
• Device Core: AVR
• Family Name: ATmega
• Maximum Speed: 16 MHz
• Operating Supply Voltage: 3.3|5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 26
• Interface Type: EBI/I2S/SPI/TWI/USART/USB
• On-chip Adc: 12-chx10-bit
• Number Of Timers: 5
• For Use With: ATSTK524 - KIT STARTER ATMEGA32M1/MEGA32C1ATSTK600 - DEV KIT FOR AVR/AVR32ATAVRDRAGON - KIT DRAGON 32KB FLASH MEM AVRATSTK500 - PROGRAMMER AVR STARTER KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: ATMEGA32U4-16MU; ATMEGA32U4-16MU

7766F–AVR–11/10
Table 24-4.
MUX5..0
010001
010010
010011
010100
010101
010110
010111
011000
011001
011010
011011
011100
011101
011110
011111
100000
100001
100010
100011
100100
100101
100110
100111
101000
101001
101010
101011
101100
101101
101110
101111
110000
110001
110010
110011
(1)
Single Ended Input
N/A
1.1V (V
0V (GND)
ADC8
ADC9
ADC10
ADC11
ADC12
ADC13
N/A
Temperature Sensor
N/A
Input Channel and Gain Selections (Continued)
Band Gap
)
Positive Differential Input
N/A
ADC4
ADC5
ADC6
ADC7
N/A
ADC1
ADC4
ADC5
ADC6
ADC7
ADC4
ADC5
ADC6
ADC7
ADC4
ADC5
ADC6
ADC7
Negative Differential Input
ADC1
ADC1
ADC1
ADC1
ADC0
ADC0
ADC0
ADC0
ADC0
ADC1
ADC1
ADC1
ADC1
ADC0
ADC0
ADC0
ADC0
ATmega16/32U4
Gain
1x
1x
1x
1x
40x
10x
10x
10x
10x
10x
10x
10x
10x
40x
40x
40x
40x
309