tmc2249a Fairchild Semiconductor, tmc2249a Datasheet - Page 17

• Manufacturer Part Number: tmc2249a
• Description: Digital Mixer 12 X 12 Bit, 60 Mhz
• Manufacturer: Fairchild Semiconductor

TMC2249A
Mechanical Dimensions
120-Lead MQFP Package
REV. 1.0.2 7/6/00
E
A
Symbol
A
A1
A2
B
C
D/E
D1/E1
e
L
N
ND
ccc
A2
E1
A1
1.219
1.098
Min.
.010
.125
.012
.005
.026
—
0
—
.0315 BSC
Inches
PIN 1 IDENTIFIER
120
30
D
B
1.238
1.106
Max.
.154
.144
.018
.009
.037
.004
—
7
Seating Plane
D1
30.95
27.90
Min.
3.17
.25
.30
.13
.65
—
0
—
Millimeters
.80 BSC
120
30
31.45
28.10
Max.
3.92
3.67
.45
.23
.95
.10
—
7
LEAD COPLANARITY
See Lead Detail
Base Plane
Notes
e
ccc C
3, 5
-C-
5
4
0.063" Ref (1.60mm)
Notes:
1.
2.
3.
4.
5.
All dimensions and tolerances conform to ANSI Y14.5M-1982.
Controlling dimension is millimeters.
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.
"L" is the length of terminal for soldering to a substrate.
"B" & "C" includes lead finish thickness.
Lead Detail
L
.20 (.008) Min.
0 Min.
.13 (.005) R Min.
C
.13/.30
.005/.012
PRODUCT SPECIFICATION
R
17