E-TDA7513T 查看數據表（PDF） - STMicroelectronics

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E-TDA7513T

Single chip FM/AM tuner with stereo decoder and audio processor

STMicroelectronics 

Electrical characteristcs

TDA7513T

Table 18. IF2 amplifier

(Input at AMIF2AMPIN, fc = 450kHz, no mod)

Symbol

Parameter

Test condition

max prog

Gv, max gain, no AGC

min prog

ΔGv gain decrease in full AGC w.r.t. Gv, max

Rin input resistance

AMMIX2IN w.r.t. ground

Table 19. AGC2

Symbol

Parameter

AGC2R

AGC2 filtering reception

resistor

seek

Test condition

Table 20. Audio output

(output at TUNEROUT, 2.7k Ω load)

Symbol

Parameter

Test condition

Vaudio audio level

rms, 30% modulation

Table 21. Field strength meter

(Input at AMIF2AMPIN; fc = 450 kHz, no mod)

(SG,emf level = V65 – 29dB)

Symbol

Parameter

Test condition

FS1 FSmeter1

FS2 FSmeter2

FS3 FSmeter3

FSR

FSmeter

filter resistor

FFSS

Filtered

FSmeter

Slider

V(AMIF2AMPIN) = 50

dBμV

V(AMIF2AMPIN) = 70

dBμV

V(AMIF2AMPIN) = 90

dBμV

min

SMETERTC pin

max

min

max

step

Min Typ Max Unit

64.8

dB

62.8

61.7

60.2

58.3

55.8

53.2

-40

dB

2

kΩ

Min Typ Max Unit

150

kΩ

5

kΩ

Min Typ Max Unit

305

mV

Min Typ Max Unit

0.7

dBμV

2.1

dBμV

4.2

dBμV

16.5

kΩ

75

kΩ

0

V

1.5

V

48.4

mV

18/84

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