ST6253C ST6263C ST6263B ST6260C ST6260B
7 PACKAGE MECHANICAL DATA
In order to meet environmental requirements, ST
offers these devices in different grades of ECO-
PACK® packages, depending on their level of en-
vironmental compliance. ECOPACK® specifica-
tions, grade definitions and product status are
available at: www.st.com. ECOPACK® is an ST
trademark.
Figure 51. 20-Pin Plastic Dual In-Line Package, 300-mil Width
b
D1
20
1
A2
A
A1
L
b2
e
D
11
E1
10
c
eB
mm
inches
Dim.
Min Typ Max Min Typ Max
A
5.33
0.210
A1 0.38
0.015
A2 2.92 3.30 4.95 0.115 0.130 0.195
b 0.36 0.46 0.56 0.014 0.018 0.022
b2 1.14 1.52 1.78 0.045 0.060 0.070
c 0.20 0.25 0.36 0.008 0.010 0.014
D 24.89 26.16 26.92 0.980 1.030 1.060
D1 0.13
0.005
e
2.54
0.100
eB
10.92
0.430
E1 6.10 6.35 7.11 0.240 0.250 0.280
L 2.92 3.30 3.81 0.115 0.130 0.150
Number of Pins
N
20
Figure 52. 20-Pin Ceramic Side-Brazed Dual In-Line Package
CDIP20W
mm
inches
Dim.
Min Typ Max Min Typ Max
A
3.63
0.143
A1 0.38
0.015
B 3.56 0.46 0.56 0.140 0.018 0.022
B1 1.14 12.70 1.78 0.045 0.500 0.070
C 0.20 0.25 0.36 0.008 0.010 0.014
D 24.89 25.40 25.91 0.980 1.000 1.020
D1
22.86
0.900
E1 6.99 7.49 8.00 0.275 0.295 0.315
e
2.54
0.100
G 6.35 6.60 6.86 0.250 0.260 0.270
G1 9.47 9.73 9.98 0.373 0.383 0.393
G2
1.14
0.045
L 2.92 3.30 3.81 0.115 0.130 0.150
S
12.70
0.500
Ø
4.22
0.166
Number of Pins
N
20
74/83