TDA7402 Просмотр технического описания (PDF) - STMicroelectronics

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TDA7402

Car Radio Signal Processor

STMicroelectronics 

TDA7402

Electrical specifications

Table 2. Electrical characteristics (continued)

Symbol

Parameter

Test condition

Min. Typ. Max. Unit

RPU Internal pull-up resistor

VPU Internal pull-up voltage

Bass control

32

45

58

kΩ

3.3

V

CRANGE Control range

+14 +15 +16 dB

ASTEP Step resolution

0.5

1

1.5

dB

fC1

54

60

66

Hz

t(s) fC Center frequency

solete Produc QBASS Quality factor

t(s) - Ob DCGAIN Bass-DC-gain

uc Treble control

rod CRANGE Control range

P ASTEP Step resolution

Obsolete fC Center frequency

fC2

fC3

fC4

fC5

fC6

fC7

fC8

Q1

Q2

Q3

Q4

DC = off

DC = on

fC1

fC2

fC3

fC4

63

70

77

Hz

72

80

88

Hz

81

90

99

Hz

90 100 110 Hz

117 130 143 Hz

135 150 165 Hz

180 200 220 Hz

0.9

1

1.1

1.1 1.25 1.4

1.3 1.5 1.7

1.8

2

2.2

-1

0

+1

dB

4

4.4

6

dB

+14 +15 +16 dB

0.5

1

1.5

dB

8

10

12 kHz

10 12.5 15 kHz

12

15

18 kHz

14 17.5 21 kHz

Pause detector(3)

VTH Zero crossing threshold

IDELAY Pull-up current

VTHP Pause threshold

Window 1

Window 2

Window 3

40

mV

80

mV

160

mV

15

25

35

μA

3.0

V

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