TDA7418 查看數據表（PDF） - STMicroelectronics

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产品描述 (功能)

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TDA7418

3 Band car audio procesor

STMicroelectronics 

TDA7418

Electrical specification

Table 4.

Symbol

Electrical characteristics (continued)

VS = 8.5V; Tamb= 25°C; RL= 10kΩ; all gains = 0dB; f = 1kHz; unless otherwise specified

Parameter

Test Condition

Min. Typ. Max. Unit

Symbol Parameter

Test Condition

Min. Typ. Max. Unit

AUDIO OUTPUTS

VCL

ROUT

RL

CL

VDC

Clipping level

Output impedance

Output Load Resistance

Output Load Capacitor

DC Voltage Level

SUBWOOFER ATTENUATOR

d = 0.3%

1.8

2

VRMS

30 100

Ω

2

kΩ

10

nF

3.8 4.0 4.2

V

GMAX

AMAX

ASTEP

AMUTE

EE

VDC

GENERAL

Max Gain

Max Attenuation

Step Resolution

Mute Attenuation

Attenuation Set Error

DC Steps

Adjacent Attenuation Steps

14

15

16

dB

-84 -79

-74

dB

0.5

1

1.5

dB

80

90

dB

2

dB

-5

0.1

5

mV

eNO

Output Noise

BW=20Hz to 20 kHz all gain =

0dB

12

20

μV

S/N

Signal to Noise Ratio

all gain = 0dB flat; Vo=2VRMS

100

dB

D

Distortion

VIN=1VRMS; all stages 0dB

0.005 0.100 %

SC

Channel Separation left/right

80

90

dB

1. Min. and max. values are calculated according to simulation results; functionality is guaranteed by measuring a directly

correlated parameter.

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