TDA7464 查看數據表（PDF） - STMicroelectronics
零件编号
产品描述 (功能)
生产厂家
TDA7464
STMicroelectronics
TDA7464 Datasheet PDF : 21 Pages
| |||
THERMAL DATA
Symbol
Description
Rth j-pins Thermal Resistance Junction-pins
TDA7464
Max.
Value
85
Unit
°C/W
ABSOLUTE MAXIMUM RATINGS
Symbol
VS
Tamb
Tstg
Parameter
Operating Supply Voltage
Operating Ambient Temperature
Storage Temperature Range
Value
Unit
11
V
-10 to 85
°C
-55 to +150
°C
QUICK REFERENCE DATA
Symbol
VS
VCL
THD
S/N
SC
Parameter
Supply Voltage
Max. input signal handling
Total Harmonic Distortion V = 1Vrms f = 1KHz
Signal to Noise Ratio V out = 1Vrms (mode = OFF)
Channel Separation f = 1KHz
Input Attenuation Control (0.5dB)
Treble Control (2db step)
Middle Control (2db step)
Bass Control (2dB step)
Balance Control 1dB step (LCH, RCH)
Mute Attenuation
Min.
7
2
-31.5
-14
-14
-14
-79
Typ.
9
0.01
106
90
100
Max.
10.2
0.1
0
+14
+14
+14
0
Unit
V
Vrms
%
dB
dB
dB
dB
dB
dB
dB
dB
ELECTRICAL CHARACTERISTICS (refer to the test circuit Tamb = 25°C, VS = 9V, RL = 10KΩ,
Vin = 1Vrms; RG = 600Ω, all controls flat (G = 0dB), Effect Ctrl = -6dB, MODE = OFF; f = 1KHz
unless otherwise specified)
Symbol
SUPPLY
Parameter
Test Condition
Min. Typ. Max. Unit
VS
IS
SVR
Supply Voltage
Supply Current
Ripple Rejection
INPUT STAGE
RIN
Input Resistance
VCL
Clipping Level
ARANGE Attenuation Range
AVMIN
Min. Attenuation
AVMAX
Max. Attenuation
ASTEP
Step Resolution
VDC
DC Steps
AVO1
Voice Canceller Output 1
AVO2
Voice Canceller Output 2
LCH / RCH out, Mode = OFF
7
9
10.2
V
25
mA
60
80
dB
37.5
THD = 0.3%
2
-1
31
-1
Adjacent att. step
-3
LIN = RIN, RIN = ON,
5
Vmix = 0V FIX, 0dB attenuation
LIN = RIN = 0V Vmix = 1Vrms FIX, -1
0dB attenuation
50
2.5
31.5
0
31.5
0.5
0
6
0
62.5 KΩ
Vrms
dB
1
dB
32
dB
1
dB
3
mV
7
dB
1
dB
3/21
Share Link: