Atmel AT89C2051 Manual page 18

28.2 20S – SOIC
Dimensions in Millimeters and (Inches).
Controlling dimension: Inches.
JEDEC Standard MS-013
2325 Orchard Parkway
San Jose, CA 95131
R
AT89C2051
18
PIN 1 ID
PIN 1
1.27 (0.050) BSC
13.00 (0.5118)
12.60 (0.4961)
0º ~ 8º
1.27 (0.050)
0.40 (0.016)
TITLE
20S, 20-lead, 0.300" Body, Plastic Gull Wing Small Outline (SOIC)
0.51(0.020)
0.33(0.013)
7.60 (0.2992)
7.40 (0.2914)
0.30(0.0118)
0.10 (0.0040)
0.32 (0.0125)
0.23 (0.0091)
10.65 (0.419)
10.00 (0.394)
2.65 (0.1043)
2.35 (0.0926)
DRAWING NO.
20S
0368G–MICRO–6/05
10/23/03
REV.
B