TDA7407 查看數據表（PDF） - STMicroelectronics

零件编号

产品描述 (功能)

生产厂家

TDA7407

Advanced car signal processor

STMicroelectronics 

TDA7407

Audio processor part

2.1.7

Mute functions

● Direct mute

● Digitally controlled softmute with 4 programmable mute time.

2.2

Electrical characteristics

.

Table 5.

Symbol

Audio processor electrical characteristics

(VS = 9V; Tamb = 25°C; RL = 10KΩ; all gains = 0dB; f = 1KHz; unless otherwise

specified)

Parameter

Test condition

Min. Typ. Max. Unit

Input selector

Rin Input resistance

VCL Clipping level

SIN Input separation

GIN MIN Min. input gain

GIN MAX Max. input gain

GSTEP Step resolution

VDC DC steps

Differential CD stereo input

Rin Input resistance

CMRR

Common mode rejection

ratio

eN

Output noise @ speaker

outputs

Differential phone input

Rin Input resistance

CMRR

Common mode rejection

ratio

Volume control

GMAX

AMAX

ASTEP

Max gain

Max attenuation

Step resolution

EA Attenuation set error

ET Tracking error

all inputs except phone

Adjacent gain step

GMIN to GMAX

70 100 130 KΩ

2.2 2.6

80 100

VRMS

dB

-1

0

1 dB

13 15 17 dB

0.5 1 1.5 dB

-5 0.5 5 mV

-10 5 10 mV

Differential

Common mode

VCM = 1VRMS @ 1KHz

VCM = 1VRMS @ 10KHz

20Hz to 20KHz flat; all stages

0dB

70 100 130 KΩ

70 100 130 KΩ

45 70

dB

45 60

dB

6 15 mV

Differential

VCM = 1VRMS @ 1KHz

VCM = 1VRMS @ 10KHz

G = -20 to 20dB

G = -60 to 20dB

40 56

KΩ

40 70

dB

40 60

dB

13 15 17 dB

70 79

dB

0.5 1 1.5 dB

-1.25 0 1.25 dB

-4

0

3 dB

2 dB

11/46

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