E-TDA7437N STMicroelectronics, E-TDA7437N Datasheet - Page 31

• Manufacturer Part Number: E-TDA7437N
• Description: Multimedia Misc CNTRL audio PROCESSR
• Manufacturer: STMicroelectronics
• Type: Audio Processorr

Specifications of E-TDA7437N

• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Package / Case: TQFP-44
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TDA7437N
Figure 20. Test board diagram
DIFG_R
DIFF_R
DIFG_L
DIFF_L
ST4_R
ST1_R
ST2_R
ST3_R
MONO
ST4_L
ST1_L
ST2_L
ST3_L
CON4
CON5
C25 470nF
C26 470nF
C27 470nF
C28 470nF
C29 470nF
C33 470nF
C34 470nF
C35 470nF
C36 470nF
C20 5.6nF
C22 4.7nF
C23 4.7μF
C24 4.7μF
C30 4.7nF
C31 4.7μF
C32 4.7μF
2.2μF
C21
22μF
C17
DIFG_R
LOUDR
DIFF_R
LOUDR
ST4_R
ST1_R
ST2_R
ST3_R
MONO
IN_R
TRR
O_R
DIFG_R
100nF
5.6nF
C18
C19
TRL
CON1
1
2
3
4
5
6
7
8
9
10
11
12
44
13
DIFF_R
GND V
43
42
14
CC
JP2
ST4_R
41
JP1
40
15
ST1_R
18nF
MIDRI
C11
31
16
ST2_R
MIDRO
22nF
C10
2.7K
R4
17
30
ST3_R
BASSRO
100nF
C8
18
2.2nF
C1
27
CSM
BASSRI
100nF
19
C7
5.6K
PAUSE
R3
10μF
C15
Curves of electrical characteristics
26
35
39
29
CREF
OUTRR
25
24
23
22
20
21
38
28
37
36
34
33
32
BASSLO
BASSLI
MIDLO
MIDLI
I_L
O_L
SCL
SMEX
SDA
DGND
OUTLF
RF
LR
C16 22μF
C6 100nF
C5 100nF
C4 22nF
C3 18nF
2.2μF
C14
C13
C12
JP3
C2
C9
D98AU882
R5
50
CON2
CON3
2.7K
R1
5.6K
R2
SCL
SMEX
SDA
DGND
LF
RF
LR
RR
GND
31/34