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HT1621 Datasheet(PDF) 16 Page - Holtek Semiconductor Inc

Part No. HT1621
Description  RAM Mapping 324 LCD Controller for I/O MCU
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Maker  HOLTEK [Holtek Semiconductor Inc]
Homepage  http://www.holtek.com
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HT1621 Datasheet(HTML) 16 Page - Holtek Semiconductor Inc

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44-pin LQFP (10mm
´10mm) (FP3.2mm) Outline Dimensions
Symbol
Dimensions in inch
Min.
Nom.
Max.
A
0.512
0.520
0.528
B
0.390
0.394
0.398
C
0.512
0.520
0.528
D
0.390
0.394
0.398
E
¾
0.031
¾
F
¾
0.012
¾
G
0.053
0.055
0.057
H
¾¾
0.063
I
0.004
¾
0.010
J
0.041
0.047
0.053
K
0.004
¾
0.008
a
0
°¾
7
°
Symbol
Dimensions in mm
Min.
Nom.
Max.
A
13.00
13.20
13.40
B
9.90
10.00
10.10
C
13.00
13.20
13.40
D
9.90
10.00
10.10
E
¾
0.80
¾
F
¾
0.30
¾
G
1.35
1.40
1.45
H
¾¾
1.60
I
0.10
¾
0.25
J
1.05
1.20
1.35
K
0.10
¾
0.25
a
0
°¾
7
°
HT1621/HT1621G
Rev. 2.90
16
November 9, 2010
PATENTED
3 4
1 1
1
4 4
A
B
2 2
1 2
E
F
G
H
I
J
K
a
3 3
2 3
C
D
L


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