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6-Channel Electronic Volume Controller IC
PT2258
PT2258 ADDRESS CODE
PT2258 Address Code depends on the state of CODE1 (Pin No.17) and CODE2 (Pin No.4).
If CODE1 or CODE2 is connected to Vcc, then CODE1 or CODE2 is set to “1”. If CODE1 or CODE2 is
connected to the Ground, it is set to “0”. Please refer to the information below:
Condition 1:
CODE1 CODE2
1
1
Then, PT2258 Address Code is 8 CH:
1
0
0
0
1
1
0
0
MSB
LSB
Condition 2:
CODE1 CODE2
1
0
Then, PT2258 Address Code is 88 H:
1
0
0
0
1
0
0
0
MSB
LSB
Condition 3:
CODE1 CODE2
0
1
Then, PT2258 Address Code is 84 H:
1
0
0
0
0
1
0
0
MSB
LSB
Condition 4:
CODE1 CODE2
0
0
Then, PT2258 Address Code is 80H:
1
0
0
0
0
0
0
0
MSB
LSB
PT2258 V1.2
-7-
July, 2005