Datasheet

23
1745FS–ATARM–18-Apr-06
AT91M55800A Summary
Table 9-1. Common Dimensions (mm)
Symbol Min Nom Max
c 0.09 0.20
c1 0.09 0.16
L 0.45 0.6 0.75
L1 1.00 REF
R2 0.08 0.2
R1 0.08
S0.2
q0° 3.5° 7°
θ10°
θ211° 12° 13°
θ311° 12° 13°
A 1.6
A1 0.05 0.15
A2 1.35 1.4 1.45
Tolerances of form and position
aaa 0.2
bbb 0.2
Table 9-2. Lead Count Dimensions (mm)
Pin
Count
D/E
BSC
D1/E1
BSC
bb1
e
BSC ccc dddMin Nom Max Min Nom Max
17626.024.00.170.200.270.170.200.230.500.100.08
Table 9-3. Device and 176-lead LQFP Package Maximum Weight
2023 mg