Atmel ATMEGA32U4-MU

Reference Designs (17)

Attributes

Part Number
Manufacturer
Datasheet
Prefix
U
Centroid Not Specified
Conn 0 Type
I/O
Conn 10 Type
I/O
Conn 11 Type
I/O
Conn 12 Type
input
Conn 13 Type
power
Conn 14 Type
power
Conn 15 Type
output
Conn 16 Type
input
Conn 17 Type
I/O
Conn 18 Type
I/O
Conn 19 Type
I/O
Conn 1 Type
power
Conn 20 Type
I/O
Conn 21 Type
I/O
Conn 22 Type
power
Conn 23 Type
power
Conn 24 Type
I/O
Conn 25 Type
I/O
Conn 26 Type
I/O
Conn 27 Type
I/O
Conn 28 Type
I/O
Conn 29 Type
I/O
Conn 2 Type
input
Conn 30 Type
I/O
Conn 31 Type
I/O
Conn 32 Type
I/O
Conn 33 Type
power
Conn 34 Type
power
Conn 35 Type
I/O
Conn 36 Type
I/O
Conn 37 Type
I/O
Conn 38 Type
I/O
Conn 39 Type
I/O
Conn 3 Type
output
Conn 40 Type
I/O
Conn 41 Type
input
Conn 42 Type
power
Conn 43 Type
power
Conn 4 Type
power
Conn 6 Type
input
Conn 7 Type
I/O
Conn 8 Type
I/O
Conn 9 Type
I/O
Digikey Description
AVR AVR® ATmega Microcontroller IC 8-Bit 16MHz 32KB (16K x 16) FLASH 44-QFN (7x7)
Digikey Part Number
ATMEGA32U4-MURCT-ND
Ipc Land Pattern Name
QFN50P700X700X90-44
Lead Free
yes
Mfg Package Ident
www.atmel.com/Images/Atmel-8826-SEEPROM-PCB-Mounting-Guidelines-Surface-Mount-Packages-ApplicationNote.pdf
Mounting Type
Surface Mount
Mouser Part Number
556-ATMEGA32U4-MU
Octopart Part Number
65ebac40e05fba2c
Package
QFN-44
RoHS
yes
Temperature Range High
85°C
Temperature Range Low
-40°C
Verified Attributes
true
Verified Geometry
true
Verified Pad Assignment
true
Verified Pin Names
true
Voltage
Eeprom
1KB
Flash Memory
32KB
Max. Frequency
16Mhz
Sram
2.5KB

Pins

1
(INT6/AIN0)PE6
2
UVcc
3
D-
4
D+
5
UGnd
6
UCap
7
Vbus
8
(SS/PCINT0)PB0
9
(PCINT1/SCLK)PB1
10
9PDI/PCINT2/MOSI)PB2
11
(PDO/PCINT3/MISO)PB3
12
(PCINT7/OC0A/!RTS/OC1C)PB7
13
!RESET
14
VCC
15
GND
16
XTAL2
17
XTAL1
18
(OC0B/SCL/INT0)PD0
19
(SDA/INT1)PD1
20
(RDX1/INT2_PD2
21
(TXD1/INT3)PD3
22
(!CTS/XCK1)PD5
23
GND
24
AVCC
25
PD4(ICP1/ADC8)
26
PD6(T1/!OC4D/ADC9)
27
PD7(T0/OC4D/ADC10)
28
PB4(PCINT4/ADC11)
29
PB5(PCINT5/OC1A/!OC4B/ADC12)
30
PB6(PCINT6/OC1B/OC4B/ADC13)
31
PC6(OC3A/!OC4A)
32
PC7(ICP3/CLK0/OC4A)
33
PE2(!HWB)
34
VCC
35
GND
36
PF7(ADC7/TDI)
37
PF6(ADC6/TDO)
38
PF5(ADC5/TMS)
39
PF4(ADC4/TCK)
40
PF1(ADC1)
41
PF0(ADC0)
42
AREF
43
GND
44
AVCC
45
MNT_PAD

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