TDA7512F 데이터 시트보기 (PDF) - STMicroelectronics

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TDA7512F

FM car-radio tuner IC with intelligent selectivity system (ISS)

STMicroelectronics 

TDA7512F

Table 5. Electrical characteristics (continued)

Symbol

Parameter

Test conditions

I20

I20

DEVWTH

DEVWTH

RATIOmin

RATIOmax

Discharge current low

Discharge current high

Internal low threshold

Internal high threshold

Referred to threshold

Referred to threshold

Softmute

TDEV

TDEV

DWTH

DWTH

DTH

DTH

VANT

VANT

aSMmin

aSMmax

aSMTHISS

Upper startpoint

lower startpoint

Min. softmute depth

Max. softmute depth

Mute depth threshold for

ISS filter on

SMTH, SMD, SLOPE = 0

SMTH, SMD, SLOPE = 0

SMD, SLOPE = 0, SMTHUpper

SMD, SLOPE = 0, SMTHUpper

SMCTH

VACTH

aSMAC

I42

I42

Internal AC mute threshold ACM

AC mute depth

ACMD

Charge current

-

Discharge current

-

S/N over all

S/N Signal to noise

VANT_min = 60 dBµV,

dev.= 40 kHz,LP=15 kHz

deemphasis t = 50 µs

Additional parameters

Output of Tuning Voltages (TV1,TV2)

VOUT Output voltage

ROUT Output impedance

Xtal reference oscillator

fLO

CStep

Cmax

Δf/f

Reference frequency

Min. cap step

Max. cap

Deviation versus VCC2

Δf/f

Deviation versus temp

I2C bus interface

fSCL

Clock frequency

VIL

Input low voltage

TVO

-

CLoad = 15 pF

XTAL

XTAL

ΔVCC2 = 1 V

-40°C < T < +85 °C

-

-

Electrical specifications

Min. Typ. Max. Unit

-

6

-

µA

-

20

-

µA

-

30

-

kHz

-

75

-

kHz

-

1

-

-

-

1.5

-

-

-

10

-

dBµV

-

3

-

dBµV

-

18

-

dB

-

36

-

dB

0.2

-

2

dB

60

-

340

mV

4

-

10

dB

-

-47.5

-

µA

-

2.5

-

µA

66

-

-

dB

0.5

-

VCC3-

0.5

V

-

20

-

kΩ

-

10.25

-

MHz

-

0.75

-

pF

-

23.25

-

pF

-

1.5

-

ppm/V

-

0.2

-

ppm/K

-

-

400 kHz

-

-

-

V

Doc ID 12668 Rev 2

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