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參數(shù)資料
| 型號(hào)： | TMC2249AKEC |
| 廠商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分類： | 數(shù)字信號(hào)處理外設(shè) |
| 英文描述： | JT 22C 22#22D SKT PLUG |
| 中文描述： | 12-BIT, DSP-MIXER, PQFP120 |
| 封裝： | METRIC, QFP-120 |
| 文件頁數(shù)： | 17/18頁 |
| 文件大?。?/td> | 138K |
| 代理商： | TMC2249AKEC |
TMC2249A
PRODUCT SPECIFICATION
REV. 1.0.2 7/6/00
17
Mechanical Dimensions
120-Lead MQFP Package
α
D
D1
E1
E
e
PIN 1 IDENTIFIER
A2
A1
A
B
Base Plane
Seating Plane
See Lead Detail
C
0
°
Min.
R
0.063" Ref (1.60mm)
Lead Detail
L
.20 (.008) Min.
.13 (.005) R Min.
.13/.30
.005/.012
-C-
ccc C
LEAD COPLANARITY
Notes:
1.
2.
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.
"L" is the length of terminal for soldering to a substrate.
"B" & "C" includes lead finish thickness.
4.
5.
All dimensions and tolerances conform to ANSI Y14.5M-1982.
Controlling dimension is millimeters.
A
A1
A2
B
C
D/E
—
.010
.125
.012
.005
1.219
.154
—
.144
—
.25
3.17
.30
.13
30.95
3.92
—
3.67
Symbol
Inches
Min.
Max.
Min.
Max.
Millimeters
Notes
.018
.009
1.238
.45
.23
31.45
3, 5
5
D1/E1
e
L
N
ND
α
ccc
1.098
.0315 BSC
.026
120
1.106
27.90
28.10
.80 BSC
.65
120
.037
.95
30
30
4
0
°
—
7
°
0
°
—
7
°
.10
.004
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