TDA7419 Просмотр технического описания (PDF) - STMicroelectronics

Номер в каталоге

Компоненты Описание

Список матч

TDA7419

3 band car audio processor

STMicroelectronics 

TDA7419

Electrical specifications

Table 6.

Symbol

Electrical characteristics (continued)

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

Parameter

Test condition

Min. Typ. Max. Unit

Volume control

GMAX

AMAX

ASTEP

Max gain

Max attenuation

Step resolution

EA Attenuation set error

ET Tracking error

VDC DC steps

Soft-mute

AMUTE Mute attenuation

TD Delay time

VTH Low Low threshold for SM pin

VTH High High threshold for SM pin

RPU Internal pull-up resistor

VPU Internal pull-up voltage

Bass control

Fc Center frequency

QBASS Quality factor

CRANGE Control range

ASTEP Step resolution

DCGAIN Bass-DC-gain

G = -20 to +20 dB

G = -79 to -20 dB

Adjacent attenuation steps

From 0dB to GMIN

T1

T2

T3

13

15

17

dB

-83

-79

-75

dB

0.5

1

1.5

dB

-0.75 0 +0.75 dB

-4

0

3

dB

2

dB

-3

0.1

3

mV

-5

0.5

5

mV

80

100

dB

0.48

1

ms

0.96

2

ms

70 123 170 ms

1

V

2.5

V

32

45

58

kΩ

3.3

V

fC1

54

60

66

Hz

fC2

72

80

88

Hz

fC3

90 100 110 Hz

fC4

180 200 220 Hz

Q1

0.9

1

1.1

Q2

1.1 1.25 1.4

Q3

1.3 1.5 1.7

Q4

1.8

2

2.2

±14 ±15 ±16 dB

0.5

1

1.5

dB

DC = off

-1

0

+1

dB

DC = on (shelving filter, use for

cut only)

-4.4

dB

11/40

Share Link: