Holtek HT66F20 Manual page 281

HT66F20/HT66F30/HT66F40/HT66F50/HT66F60
HT66FU30/HT66FU40/HT66FU50/HT66FU60
A/D Flash MCU with EEPROM
24-pin SKDIP (300mil) Outline Dimensions
)
"
*
+
,
- . /
Fig1. Full Lead Packages
See Fig1
Symbol
A
B
C
D
E
F
G
H
I
Symbol
A
B
C
D
E
F
G
H
I
Rev. 2.50
!
0
1
Dimensions in inch
Min.
�.230
0.240
0.��5
0.��5
0.0�4
0.045
—
0.300
—
Dimensions in mm
Min.
3�.24
6.�0
2.92
2.92
0.36
�.�4
—
�.62
—
28�
)
" !
*
+
,
- . /
Fig2. 1/2 Lead Packages
Nom. Max.
�.250 �.280
0.250 0.280
0.�30 0.�95
0.�30 0.�50
0.0�8 0.022
0.060 0.0�0
0.� BSC
0.3�0 0.325
— 0.430
Nom. Max.
3�.�5 32.5�
6.35 �.��
3.30 4.95
3.30 3.8�
0.46 0.56
�.52 �.�8
2.54 BSC
�.8� 8.26
— �0.92
0
1
—
—
��ne 22� 20��