參數(shù)資料
型號: R29771FMS
文件頁數(shù): 26/29頁
文件大?。?/td> 188K
代理商: R29771FMS
PRODUCT SPECIFICATION
R296XX/R297XX
25
Mechanical Dimensions
(continued)
20 Lead Ceramic Dual Inline Package (CerDIP)
8. All leads - Increase maximum limit by .003(.08mm) measured at the center of the flat,
when lead finish is applied.
when " " is 90
.
7. "eA" shall be measured at the center of the lead bends or at the centerline of the leads
6. Applies to all four corner's (leads number 1, 10, 11, and 20).
pins 1 and 20.
±
.010 (.25mm) of its exact longitudinal position relative to
shall be located within
4. This dimension allows for off-center lid, meniscus and glass overrun.
3. Dimension "Q" shall be measured from the seating plane to the base plane.
one. The manufacturer's identification shall not be used as pin one identification mark.
2. The minimum limit for dimension "b2" may be .023(.58mm) for leads number 1, 10, 11
and 20 only.
1. Index area: a notch or a pin one identification mark shall be located adjacent to pin
Notes:
9. Eighteen spaces.
D
b2
e
b1
E
Q
A
L
s1
c1
eA
a
Note 1
A
b1
b2
c1
D
.014
.045
.008
.200
.023
.065
.015
1.060
.36
1.14
.20
5.08
.58
1.65
.38
25.92
Symbol
Inches
Min.
Max.
Min.
Max.
Millimeters
Notes
E
e
eA
.220
.310
5.59
7.87
.100 BSC
.300 BSC
2.54 BSC
7.62 BSC
L
Q
s1
.125
.015
.005
90
.200
.060
105
3.18
.38
.13
90
5.08
1.52
105
3
6
8
4
4
8
2, 8
5, 9
7
a
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