HT37Q70/60/50/40/30/20
HT37Q50/40
O S C 2
1
2
O S C 1
R E S
(0 ,0 )
5 0
4 9
4 8
P D 3
P D 2
P D 1
P D 0
P C 7
P C 6
P C 5
P C 4
P C 3
P C 2
P C 1
P C 0
P A 7
P A 6
P A 5
P A 4
P A 3
P A 2
P A 1
P A 0
3
4
5
6
7
8
9
1 0
1 1
1 2
4 7
N C
N C
N C
V S S
V D D
V S S _ D A C
V D D _ D A C
N C
R C H
4 6
4 5
4 4
4 3
4 2
4 1
4 0
3 9
3 8
3 7
3 6
3 5
3 4
3 3
3 2
1 3
1 4
1 5
1 6
1 7
1 8 1 9
2 0
2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8
P B 6
P B 5
P B 4
P B 3
P B 2
P B 1
P B 0
P B 7
2 9
3 0
3 1
Chip size: 2325´4070 (mm)
2
* The IC substrate should be connected to VSS in the PCB layout artwork.
A U D _ IN
V B IA S
S P 1
V S S _ A M P
V D D _ A M P
V D D _ A M P
V S S _ A M P
S P 0
V D D
V S S
Rev. 1.00
4
February 17, 2009
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
