TDA7514 데이터 시트보기 (PDF) - STMicroelectronics

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TDA7514

SINGLE-CHIP FM/AM TUNER WITH STEREO DECODER AND AUDIO PROCESSOR

STMicroelectronics 

TDA7514

Table 3. (continued)

Symbol

Parameter

Test Condition

Min Typ Max Unit

Smeter Control for SNC and HCC

Gvsml

Gain minimum

T15<3:0>=000

0

dB

Gvsmh

Gain maximum

T15<3:0>=111

2.25

dB

Gvsmstep Gain step

0.15

dB

Quality_ACMPout (High output corresponds to good quality)

Gqacmp1mp Gain output level1 for multipath T25<5:4>=01

-4

dB

Gqacmp2mp Gain output level2 for multipath T25<5:4>=10

0

dB

Gqacmp3mp Gain output level3 for multipath T25<5:4>=11

+4

dB

Gqacmp4mp Gain output level4 for multipath T25<5:4>=00

-60

dB

Gqacmp1ac Gain output level1 for adjacent T25<7:6>=01

channel

-4

dB

Gqacmp2ac Gain output level2 for adjacent T25<7:6>=10

channel

0

dB

Gqacmp3ac Gain output level3 for adjacent T25<7:6>=11

channel

+4

dB

Gqacmp4ac Gain output level4 for adjacent T25<7:6>=00

channel

-60

dB

Vqacmpmax Maximum output level

5.0

V

Vqacmpmin Minimum output level

0

V

Quality_MPout (Low output corresponds to good quality)

Vqacmax Maximum output level

5

V

Vqacmin Minimum output level

0.9

V

Roll off compensation for TUNEROUT

∆Vc120

Delta voltage between ISS120 @53KHz

ON and ISS OFF

1

dB

∆Vc80

Delta voltage between ISS80 @53KHz

ON and ISS OFF

1

dB

Weather Band Audio Gain Boost

Gvwbbst Boosted gain

23.5

dB

12/74

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