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HT66F20 Datasheet(PDF) 240 Page - Holtek Semiconductor Inc

Part # HT66F20
Description  Enhanced A/D Flash Type MCU 8-Bit MCU with EEPROM
PDF  250 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT66F20 Datasheet(HTML) 240 Page - Holtek Semiconductor Inc

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SAW Type 48-pin (7mm
´7mm) QFN Outline Dimensions
Symbol
Dimensions in inch
Min.
Nom.
Max.
A
0.028
¾
0.031
A1
0.000
¾
0.002
A3
¾
0.008
¾
b
0.007
¾
0.012
D
¾
0.276
¾
E
¾
0.276
¾
e
¾
0.020
¾
D2
0.177
¾
0.227
E2
0.177
¾
0.227
L
0.012
¾
0.020
K
0.008
¾¾
Symbol
Dimensions in mm
Min.
Nom.
Max.
A
0.70
¾
0.80
A1
0.00
¾
0.05
A3
¾
0.203
¾
b
0.18
¾
0.30
D
¾
7.0
¾
E
¾
7.0
¾
e
¾
0.50
¾
D2
4.50
¾
5.75
E2
4.50
¾
5.75
L
0.30
¾
0.50
K
0.20
¾¾
HT66F20/HT66F30/HT66F40/HT66F50/HT66F60
HT66FU30/HT66FU40/HT66FU50/HT66FU60
Rev. 1.20
240
June 4, 2010
D
E
e
b
A 1
A 3
A
D 2
L
E 2
K
1
1 2
1 3
2 4
2 5
3 6
3 7
4 8



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