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