MSU2051 Datasheet, PDF (16/21 Pages) Mosel Vitelic, Corp – low working voltage 16 MHz ROM less MCU

MOSEL VITELIC
44L Plastic Quad Flat Package
D2 D1 D
MSU2051/U2031
C
L
L1
S
e
θ2
R1
b
A2
θ3
E2
E1
E
01
A1
A
seating plane C
θ
Note:
1. Dimension D1 and E1 do not include mold
protrustion. Allowance protrusion is 0.25mm per side.
Dimensions D1 and E1 do include mold mismatch
and are determined at datum plane.
2. Dimension b does not include dambar protrusion.
Allowance dambar protrusion shall be 0.08 mm total
in excess of the b dimension at maximum material
condition. Dambar cannot be located on the lower
radius or the lead foot.
Symbol
A
A1
A2
b
c
D
D1
D2
E
E1
E2
e
L
L1
R1
R2
S
θ
θ1
θ2
θ3
C
Dimension in Inch
minimal/maximal
- / 0.100
0.006 / 0.014
0.071 / 0.087
0.012 / 0.018
0.004 / 0.009
0.520 BSC
0.394 BSC
0.315
0.520 BSC
0.394 BSC
0.315
0.031 BSC
0.029 / 0.041
0.063
0.005 / -
0.005 / 0.012
0.008 / -
0° / 7°
0° / -
10° REF
7° REF
0.004
Gage Plane
0.25 mm
R2
Dimension in mm
minimal/maximal
- / 2.55
0.15 / 0.35
1.80 / 2.20
0.30 / 0.45
0.09 / 0.20
13.20 BSC
10.00 BSC
8.00
13.20 BSC
10.00 BSC
8.00
0.80 BSC
0.73 / 1.03
1.60
0.13 / -
0.13 / 0.30
0.20 / -
as left
as left
as left
as left
0.10
Rev. 1.0 February 1998
16