E-TDA7437N STMicroelectronics, E-TDA7437N Datasheet - Page 10

• 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

Electrical characteristics
10/34
Table 4.
Loudness control (Pin 4, 12)
Zero crossing mute
Soft mute
Bass control
Middle control
Symbol
A
A
T
C
C
A
T
V
V
A
A
A
R
V
V
V
MUTE
MUTE
DOFF
range
range
DON
R
R
MAX
SMH
R
SML
step
step
step
INT
DC
DC
TH
g
g
I
DC steps
Internal resistor
Maximum attenuation
Step resolution
Zero crossing threshold
Mute attenuation
DC step
Mute attenuation
ON delay time
OFF current
Pullup resistor (pin 28)
(pin 28) Level high
(pin 28) Level low
Control range
Step resolution
Internal feedback resistance
Control range
Step resolution
Internal feedback resistance
Electrical characteristics (continued)
Parameter
(1)
Adjacent gain steps
Adjacent attenuation steps
From 0dB to A
Loud = On
WIN = 11
WIN = 10
WIN = 01
WIN = 00
0dB to Mute
C
= I
C
= I
V
V
(2)
Soft mute active
CSM
CSM
CSM
CSM
MAX
MIN
= 0V; I = I
= 0V; I = I
= 22nF; 0 to -20dB; I
= 22nF; 0 to -20dB; I
Test condition
MAX
MAX
MIN
±11.5
±11.5
Min.
17.5
0.5
0.8
3.5
35
19
80
50
25
20
31
-5
-3
1
1
Typ.
140
280
100
100
±14
±14
0.5
0.1
1.5
50
20
35
70
65
45
40
44
25
1
2
2
2
Max.
32.5
±16
±16
1.5
2.0
+5
+3
65
21
60
60
57
TDA7437N
5
3
1
3
3
Unit
mV
mV
mV
mV
mV
mV
mV
mV
mA
KΩ
KΩ
KΩ
KΩ
ms
ms
dB
dB
dB
dB
μA
dB
dB
dB
dB
V
V