IA186EM/IA188EM
Data Sheet
8-Bit/16-Bit Microcontrollers
February 25, 2011
2.1.6 PQFP Physical Dimensions
The physical dimensions for the PQFP are as shown in Figure 6.
Legend
Millimeter
Inch
Symbol Min Nom Max Min Nom Max
A
A1
A2
B
B1
C
C1
D
D1
E
–
0.25
–
–
3.40
–
–
–
–
0.134
–
0.010
2.73 2.85 2.97 0.107 0.112 0.117
0.25 0.30 0.38 0.010 0.012 0.015
0.22 0.30 0.33 0.009 0.012 0.013
0.13 0.15 0.23 0.005 0.006 0.009
0.11 0.15 0.17 0.004 0.006 0.007
23.00 23.20 23.40 0.906 0.913 0.921
19.90 20.00 20.10 0.783 0.787 0.791
17.00 17.20 17.40 0.669 0.677 0.685
13.90 14.00 14.10 0.547 0.551 0.555
0.65 BSC.
0.73 0.88 1.03 0.029 0.035 0.041
1.60 BSC. 0.063 BSC.
0.13
0.13
Pin 1 Indicator
E1
e
0.026 BSC.
L
L1
R1
R2
S
Y
θ
–
–
–
–
–
–
–
0.005
–
–
–
–
–
–
–
0.012
–
0.004
7
See Detail ―B‖
0.30 0.005
0.20
–
0.10
7
0.008
–
0
0
9
9
–
0
0
9
9
See Detail ―A‖
θ1
θ2
θ3
–
–
10
10
11
11
10
10
11
11
Notes:
1. Dimensions D1 and E1 do not include
mold protrusion, but mold mismatch is
included. Allowable protrusion is
0.25mm/0.010 per side.
PLATING
2. Dimension B does not include Dambar
protrusion. Allowable protrusion is
0.08mm/0.003 total in excess of the B
dimension at maximum material
Detail ―B‖
Detail ―A‖
condition. Dambar cannot be located on
the lower radius or the foot.
3. Controlling dimension: millimeter.
Figure 6. PQFP Package Dimensions
®
IA211050831-19
UNCONTROLLED WHEN PRINTED OR COPIED
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