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E-TDA7437N View Datasheet(PDF) - STMicroelectronics

Part NameDescriptionManufacturer
E-TDA7437N Digitally controlled audio processor ST-Microelectronics
STMicroelectronics ST-Microelectronics
E-TDA7437N Datasheet PDF : 34 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
TDA7437N
2
Electrical characteristics
Electrical characteristics
(AVDD, DVDD = 9V; RL = 10KΩ; Rg = 50Ω; Tamb = 25°C; all gains = 0dB; f = 1KHz. Refer to the
test circuit, unless otherwise specified.)
Table 4.
Symbol
Electrical characteristics
Parameter
Test condition
Min. Typ. Max. Unit
Input selector (mono and stereo inputs)
RI
VCL
SI
RL
GI MIN
GI MAX
Gstep
Ea
Input resistance
Clipping level
Input separation
Output load resistance
Minimum input gain
Maximum input gain
Step resolution
Set error
VDC DC steps
Differential input (Pin 5, 6, 13, 14)
pin 7 to 11 and 15 to 18
d 0.3%
Adjacent gain steps
GIMIN to GIMAX
70 100 130 KΩ
2.1 2.6
VRMS
80 95
dB
2
KΩ
-0.75 0 +0.75 dB
14 15 16 dB
0.5 1.0 1.5 dB
-1.0 0 1.0 dB
0.5 10 mV
3
mV
RI Input resistance
CMRR
Common mode rejection
ratio
Input selector BIT D4 = 0
(0dB)
10 15 20 KΩ
Input selector BIT D4 = 1(-
6dB)
14
20
26
KΩ
VCM = 1VRMS ; f = 1KHz
45 70
dB
d Distortion
eIN Input noise
GDIFF Differential gain
VI = 1VRMS
20Hz to 20KHz; Flat; D6 =
0
0.01 0.08 %
5
μV
D4 = 0
-1
0
1
dB
D4 = 1
-7
-6
-5
dB
Volume control
RI Input resistance
Pin 2 and 20
GMAX Maximum gain
AMAX Maximum attenuation
ASTEPC Step resolution coarse atten.
EA Attenuation set error
G = 16 to -20dB
G = -20 to -63dB
Et Tracking error
31 44 57 KΩ
15 16 17 dB
61 63.75 66.5 dB
0.5 1.0 1.5 dB
-1.0 0 1.0 dB
-2.75
2.75 dB
2
dB
9/34
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