ATMEGA164A_11 ATMEL [ATMEL Corporation], ATMEGA164A_11 Datasheet - Page 28

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ATMEGA164A_11

Manufacturer Part Number
ATMEGA164A_11
Description
8-bit Atmel Microcontroller with 16/32/64/128K Bytes In-System Programmable Flash
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
10.4
8272CS–AVR–06/11
Note:
44MC
Package Drawing Contact:
packagedrawings@atmel.com
1. The terminal #1 ID is a Laser-marked Feature.
D2
D
A18
A13
B15
B11
eR
L
A19
A12
B16
B10
Pin 1 ID
BOTTOM VIEW
TOP VIEW
eT/2
E2
E
ATmega164A/PA/324A/PA/644A/PA/1284/P
R0.20
TITLE
44MC, 44QFN (2-Row Staggered), 5 x 5 x 1.00 mm Body,
2.60 x 2.60 mm Exposed Pad, Quad Flat No Lead Package
B20
B6
0.40
L
A24
A7
B1
B5
L
A1
A6
b
eT
SYMBOL
A
A1
b
C
D
D2
E
E2
eT
eR
K
L
y
A
COMMON DIMENSIONS
0.80
0.00
0.18
4.90
2.55
4.90
2.55
0.45
0.30
0.00
MIN
(Unit of Measure = mm)
0.20 REF
C
NOM
A1
0.90
0.02
0.23
5.00
2.60
5.00
2.60
0.70
0.40
0.35
SIDE VIEW
DRA WING NO .
y
0.075
MAX
1.00
0.05
0.30
5.10
2.65
5.10
2.65
0.40
44MC
N O T E
9/13/07
REV .
A
28

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