atmega328p-20mu ATMEL Corporation, atmega328p-20mu Datasheet - Page 20

• Manufacturer Part Number: atmega328p-20mu
• Description: Atmega88p 8-bit Microcontroller With 8k Bytes In-system Programmable Flash
• Manufacturer: ATMEL Corporation

8.2
20
28M1
ATmega48P/88P/168P/328P
Note:
b
R
2
3
1
K
2325 Orchard Parkway
San Jose, CA 95131
The terminal #1 ID is a Laser-marked Feature.
BOTTOM VIEW
Pin 1 ID
TOP VIEW
D2
D
R 0.20
TITLE
28M1, 28-pad, 4 x 4 x 1.0 mm Body, Lead Pitch 0.45 mm,
2.4 mm Exposed Pad, Micro Lead Frame Package (MLF)
e
1
2
3
0.45
E2
E
L
A
SYMBOL
A
A1
b
C
D
D2
E
E2
e
L
y
K
COMMON DIMENSIONS
0.80
0.00
0.17
3.95
2.35
3.95
2.35
0.35
0.00
0.20
MIN
(Unit of Measure = mm)
SIDE VIEW
C
A1
y
0.20 REF
NOM
0.90
0.02
0.22
4.00
2.40
4.00
2.40
0.45
0.40
–
–
DRAWING NO.
MAX
1.00
0.05
0.27
4.05
2.45
4.05
2.45
0.45
0.08
–
28M1
NOTE
9/7/06
8025DS–AVR–03/08
REV.
A