Holtek HT68F Series Manual page 274

SAW Type 32-pin (5mm×5mm) QFN Outline Dimensions
Symbol
A
A1
A3
b
D
E
e
D2
E2
L
K
Symbol
A
A1
A3
b
D
E
e
D2
E2
L
K
Rev. 2.10
HT68F20/HT68F30/HT68F40/HT68F50/HT68F60
HT68FU30/HT68FU40/HT68FU50/HT68FU60
Enhanced I/O Flash Type 8-Bit MCU with EEPROM
D
E
A
Dimensions in inch
Min.
0.028
0.000
—
0.007
0.193
0.193
—
0.122
0.122
0.01�
0.008
Dimensions in mm
Min.
0.700
0.000
—
0.180
�.900
�.900
—
3.10
3.10
0.35
0.20
27�
D 2
2 5
2 4
b
e
1 7
1 6
A 1
A 3
L
Nom.
0.030
0.001
0.008 REF
0.010
0.197
0.197
0.020 BSC
0.126
0.126
0.016
—
Nom.
0.750
0.020
0.203 REF
0.250
5.000
5.000
0.50 BSC
3.20
3.20
0.�0
—
3 2
1
E 2
8
9
K
Max.
0.031
0.002
—
0.012
0.201
0.201
—
0.130
0.130
0.018
—
Max.
0.800
0.050
—
0.300
5.100
5.100
—
3.30
3.30
0.�5
—
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