參數(shù)資料
型號(hào)： PT2310-S
廠商： Princeton Technology Corporation
英文描述： Volume Controller IC
中文描述： 音量控制IC
文件頁(yè)數(shù)： 3/16頁(yè)
文件大?。?/td> 335K
代理商： PT2310-S
Tel: 886-2-66296288
PIN DESCRIPTION
Pin No.
Pin Name
1
V
SS
2
OUT-L
URL: http://www.princeton.com.tw
Fax: 886-2-29174598
PT2310 V1.0
- 3 -
June, 2005
Volume Controller IC
PT2310
I/O
-
Description
Function
Supply voltage input (-)
-
Volume control circuit:
OUT-L
O
Left channel output
3
IN-L
I
Left channel input
4
LD1-L
O
Left channel volume loudness
tap (1)
Left channel volume loudness
tap (2)
5
LD2-L
O
6
AGND-L
-
Analog ground
IN-L
LD1-L
LD2-L
AGND-L
(Loudness On: LS1=On, LS2=Off)
C2
、
C3
、
C4 Fixed codes are 0, 1, 1
When CS=1, C1=1
When CS=0, C1=0
(see P.5 description)
-
Attenuation value is defined by the
data code; the data code is
consisting of 13bits.
After the DATA & CK codes were
sent, a high strobe pulse in STB pin
to confirm the data is validity.
Volume control circuit:
OUT-R
LS1
LS2
7
CS
-
Chip select pin
8
CK
I
Clock input
9
DATA
I
Data code input
10
STB
I
Strobe
11
AGND-R
-
Analog ground
12
LD2-R
O
Right channel volume
loudness tap (2)
Right channel volume
loudness tap (1)
13
LD1-R
O
14
IN-R
I
Right channel input
15
OUT-R
O
Right channel output
IN-R
LD1-R
LD2-R
AGND-R
(Loudness On: LS1=On, LS2=Off)
-
LS1
LS2
16
V
DD
-
Supply voltage input (+)
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