PRODUCT SPECIFICATION
TMC1203
Mechanical Dimensions – 80-Lead MQFP Package
Notes:
Inches
Millimeters
Min. Max.
Symbol
Notes
1. All dimensions and tolerances conform to ANSI Y14.5M-1982.
Min.
Max.
2. Controlling dimension is millimeters.
A
—
.134
—
—
3.40
—
3. Dimension "B" does not include dambar protrusion. Allowable
dambar protrusion shall be .08mm (.003in.) maximum in excess of
the "B" dimension. Dambar cannot be located on the lower radius
or the foot.
A1
A2
B
.010
.100
.012
.005
.904
.783
.667
.547
.25
.120
.018
.009
.923
.791
.687
.555
2.55
.30
3.05
.45
3, 5
5
4. "L" is the length of terminal for soldering to a substrate.
5. "B" & "C" includes lead finish thickness.
C
.13
.23
D
22.95
19.90
16.95
13.90
23.45
20.10
17.45
14.10
D1
E
E1
e
.0315 BSC
.80 BSC
4
L
.025
.041
.65
1.03
N
80
24
16
80
24
16
ND
NE
a
0¡
7¡
0¡
7¡
ccc
—
.004
—
0.10
D
D1
.20 (.008) Min.
e
0¡ Min.
.13 (.30)
.005 (.012)
Datum Plane
R
E1
C
E
Pin 1
Identifier
a
.13 (.005) R Min.
B
L
0.063" Ref (1.60mm)
Lead Detail
See Lead Detail
Base Plane
A2
A
-C-
LEAD COPLANARITY
ccc
Seating Plane
A1
C
15
CADEKA [ CADEKA MICROCIRCUITS LLC. ]
