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Princeton Technology Corp.
6-Channel Electronic Volume Controller IC Preliminary
PT2258
APPLICATION CIRCUIT
I N P U T
O U T P U T
1 0 u f
1 0 u f
1 0 u f
1 0 u f
+
+
+
+
1
2 0
O U T 1
IN 1
1 0 u f
1 0 0 K
1 0 0 K
1 0 0 K
1 0 0 K
+
O U T 2 1 9
O U T 3 1 8
2
IN 2
1 0 u f
+
3
IN 3
V C C
1 0 0 K
1 0 0 K
1 7
C O D E 2 C O D E 1
4
5
6
7
+
1 6
1 5
1 4
1 3
D G N D
S C L
V C C
1 0 u f
I 2C B u s
R E F
+
C r e f
1 0 u f
M C U
G N D
S D A
1 0 u f
1 0 u f
+
+
+
+
O U T 4
8
9
IN 4
IN 5
IN 6
1 0 u f
1 0 u f
1 0 u f
1 0 0 K
1 0 0 K
1 0 0 K
1 0 0 K
+
O U T 5 1 2
1 0 u f
+
11
1 0
O U T 6
1 0 0 K
1 0 0 K
P T 22 58
D G N D
A G N D
A d d r e s s = 8 8 H e x
ORDER INFORMATION
Valid Part Number
Package Type
PT2258
20 Pins, DIP Package (300 mil)
20 Pins, SO Package (300 mil)
PT2258-S
PT2258 pre1.0
12
Updated July 2000
PTC [ PRINCETON TECHNOLOGY CORP ]
