TDA7437N_03 查看數據表（PDF） - STMicroelectronics
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TDA7437N_03 Datasheet PDF : 23 Pages
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DATA BYTE SPECIFICATION
MSB
D7
D6
D5
D4
D3
D2
D1
1
0
0
1
0
0
1
0
1
1
0
1
1
1
0
1
1
0
X
X
X
X
0
X
X
0
0
0
1
1
0
1
1
(*) Selected when using a 3 wires differential source (pins 5 and 13 shorted)
(**) Selected when using 4 wires differential source
(1) OUTR-INR (OUTL-INR) short circuited internally (no need external connection)
Loudness
MSB
D7
D6
D5
D4
D3
D2
D1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
1
0
0
0
1
0
0
0
0
1
0
0
0
0
1
1
0
0
0
1
1
0
0
1
0
0
0
0
1
0
0
0
0
1
0
1
0
0
1
0
1
0
0
1
1
0
0
0
1
1
0
0
0
1
1
1
0
0
1
1
1
0
1
0
0
0
0
1
0
0
0
0
1
0
0
1
0
1
0
0
1
0
1
0
1
0
1
0
0
0
1
1
0
1
1
TDA7437N
LSB
D0
0
1
0
1
0
1
X
FUNCTION
DIFFERENTIAL
STEREO 1
STEREO 2
STEREO 3
STEREO 4
MONO
DC CONNECT (1)
HALF-DIFF 0dB (*)
HALF-DIFF -6dB (*)
FULL-DIFF 0dB (**)
FULL-DIFF -6dB (**)
LSB
D0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
FUNCTION
LOUDNESS STEP
0dB
1dB
2dB
3dB
4dB
5dB
6dB
7dB
8dB
9dB
10dB
11dB
12dB
13dB
14dB
15dB
16dB
17dB
18dB
19dB
20dB
LOUDNESS OFF
FINE VOLUME
0dB
-0.25dB
-0.5dB
-0.75dB
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