PT2337-LQ 데이터 시트보기 (PDF) - Princeton Technology
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PT2337-LQ Datasheet PDF : 5 Pages
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PT2337
PIN DESCRIPTION
Pin Name
RINN
AVDD
OE
SD
SDA
SCL
ROUT
RB1
RB2
RT
R4
R3
R2
R1
NC
NC
NC
NC
NC
NC
L1
L2
L3
L4
LT
LB2
LB1
LOUT
NC
NC
GND
BYPASS
VDD
NC
AGND
LINN
LINP
NC
LON
LGND
LVDD
LOP
ROP
RVDD
RGND
RON
NC
RINP
I/O
Description
Pin No.
I Negative input of right channel Class-D amp
1
P Power input for analog circuits
2
I Output enable setting, connect a 0.22μF cap to GND.
3
I
Shutdown. Sets to low level will turn off whole chip and pull up to High level is back to
normal operation.
4
I I2C bus data input
5
I I2C bus clock input
6
O Right channel line out
7
I Capacitor 1 for right channel Bass controller
8
O Capacitor 2 for right channel Bass controller
9
I Capacitor for right channel Treble controller
10
I Input 4 of right channel
11
I Input 3 of right channel
12
I Input 2 of right channel
13
I Input 1 of right channel
14
- No connect
15
- No connect
16
- No connect
17
- No connect
18
- No connect
19
- No connect
20
I Input 1 of left channel
21
I Input 2 of left channel
22
I Input 3 of left channel
23
I Input 4 of left channel
24
I Capacitor for left channel treble controller
25
I Capacitor 2 for left channel bass controller
26
O Capacitor 1 for left channel bass controller
27
O Left channel line out
28
- No connect
29
- No connect
30
P Ground
31
P Bypass cap for internal voltage reference, a 2.2µF cap is recommended.
32
P Power input
33
- No connect
34
P Ground for analog circuits
35
I Negative input of left channel Class-D amp
36
I Positive input of left channel Class-D amp
37
- No connect
38
O Negative output of left channel Class-D amp
39
P Power ground of left channel Class-D amp
40
P Power input of left channel Class-D amp
41
O Positive output of left channel Class-D amp
42
O Positive output of right channel Class-D amp
43
P Power input of right channel Class-D amp
44
P Power ground of right channel Class-D amp
45
O Negative output of right channel Class-D amp
46
- No connect
47
I Positive input of right channel Class-D amp
48
PRE1.1
4
July, 2009
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