ATMEGA16U4_1 Datasheet, PDF (395/408 Pages) ATMEL Corporation – 8-bit Microcontroller with 16/32K Bytes of ISP Flash and USB Controller

ATmega16U4/ATmega32U4
32. Ordering Information
32.1 ATmega16U4
Speed (MHz)
Power Supply
16
2.7 - 5.5
Ordering Code
ATmega16U4-AU
ATmega16U4-MU
Package
44ML
44PW
Operation Range
Industrial (-40° to +85°C)
44ML
44PW
Package Type
ML, 44 - Lead, 10 x 10 mm Body Size, 1.0 mm Body Thickness
0.8 mm Lead Pitch, Thin Profile Plastic Quad Flat Package (TQFP)
PW, 44 - Lead 7.0 x 7.0 mm Body, 0.50 mm Pitch
Quad Flat No Lead Package (QFN)
7766D–AVR–01/09
395