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參數(shù)資料
| 型號(hào)： | TDA7340G013TR |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 音頻控制 |
| 英文描述： | 2 CHANNEL(S), TONE CONTROL CIRCUIT, PQFP44 |
| 封裝： | 10 X 10 MM, PLASTIC, QFP-44 |
| 文件頁數(shù)： | 24/28頁 |
| 文件大?。?/td> | 376K |
| 代理商： | TDA7340G013TR |
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ELECTRICAL CHARACTERISTICS (continued.)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
DIFFERENTIAL CD STEREO INPUT
RI
Input Resistance
Input selector BIT D6 = 0 (0dB)
10
15
20
K
Input selector BIT D6 = 1(-6dB)
14
20
30
K
CMRR
Common Mode Rejection Ratio
VCM = 1VRMS ;
f = 1KHz
f = 10KHz
48
75
dB
45
70
dB
d
Distortion
VI = 1VRMS
0.01
0.08
%
eIN
Input Noise
20Hz to 20KHz; Flat; D6 = 0
5
V
GDIFF
Differential Gain
D6 = 0
-1
0
1
dB
D6 = 1
-7-6-5
dB
DIFFERENTIAL TELEPHONE MONO INPUT
RI
Input Resistance
14
20
26
K
CMRR
Common Mode Rejection Ratio
VCM = 1VRMS ; f = 1KHz
45
60
dB
d
Distortion
VI = 1VRMS
0.15
0.5
%
eIN
Input Noise
20Hz to 3 KHz; Flat
10
V
GDIFF
Differential Gain
-4.75
-3.75
-2.75
dB
VOLUME CONTROL
RI
Input Resistance (INR, INL)
24
35
46
K
CMAX
Max Gain
18.75
20
21.25
dB
AMAX
Max Attenuation
57.7
59.7
62.7
dB
ASTEPC
Step Resolution Coarse
Attenuation
0.50
1.25
2.00
dB
ASTEPF
Step Resolution Fine
Attenuation
0.11
0.31
0.51
dB
EA
Attenuation Set Error
G = -20 to 20dB
-1.25
0
1.25
dB
G = -20 to -59.7dB
3
2
dB
ET
Tracking Error
2dB
VDC
DC Steps
Adjacent Attenuation Steps
-3
0.1
3
mV
from 0dB to AMAX
0.5
5
mV
LOUDNESS CONTROL (LOUDL, LOUDR)
RI
Internal Resistance
35
50
65
K
ASTEP
Step Resolution
0.5
1.25
2.0
dB
AMAX
Max Attenuation
17.5
18.75
20.0
dB
ZERO CROSSING MUTE
VTH
Zero Crossing Threshold (1)
WIN = 11
20
mV
WIN = 10
40
mV
WIN = 01
80
mV
WIN = 00
160
mV
AMUTE
Mute Attenuation
80
100
dB
VDC
DC Step
0dB to Mute
0.3
3
mV
SOFT MUTE
AMUTE
Mute Attenuation
45
60
dB
tD
Delay Time
CEXT = 22nF;
I = IMAX
0 to -20dB;
I = IMIN
0.8
1.5
2.0
ms
15
25
45
ms
SOFT MUTE AT PHONE-GND
Vil
Input Low Voltage
1.4
1.6
V
(1) WIN represents the MUTE programming bit pair D6,D5 for the zero crossing window threshold
TDA7340G
5/27
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