參數(shù)資料
型號(hào): TDA7410
廠商: STMICROELECTRONICS
元件分類: 音頻控制
英文描述: 2 CHANNEL(S), TONE CONTROL CIRCUIT, PDSO20
封裝: SO-20
文件頁(yè)數(shù): 9/15頁(yè)
文件大?。?/td> 99K
代理商: TDA7410
3/15
TDA7410
PIN CONNECTION (Top view)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
CASS_R
CASS_L
CDR
CDG
CDL
AUX_R
AUX_L
AM
MPX
LEVEL
CREF
OUT_LF
OUT_RF
OUT_LR
OUT_RR
VDD
GND
SDA
SCL
MUTE
AUDIO PROCESSOR PART
Input Multiplexer
s
Fully differential CD and cassette stereo input
s
AM mono and Aux
Volume Control
s
1dB attenuator
s
Max. gain 32dB
s
Max. attenuation 79dB
Bass Control
s
2nd order frequency response
s
Fixed center frequency 100Hz
s
DC gain programmable
s
7x 2dB steps
Treble control
s
2nd order frequency response
s
Fixed center frequency 10kHz
s
7x2dB steps
Speaker control
s
4 independent speaker controls (1dB steps
control range 50dB)
Mute functions
s
Direct mute
s
Mute by I
2C
ELECTRICAL CHARACTERITICS
VDD = 8.5V, Tamb =25 °C, RL=10k, all gains = 0dB, f = 1kHz, unless otherwise spicified.
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
INPUT SELECTOR
Rin
Input Resistance
All inputs
70
100
130
k
VCL
Clipping level
1.2
1.4
VRMS
DIFFERENTIAL CD STEREO INPUT
Rin
Input Resistance
70
100
130
k
CMRR
Common Mode Rejection Ratio
VCM=1 VRMS@ 1kHz
40
50
dB
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