TEA6840 查看數據表（PDF） - Philips Electronics

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产品描述 (功能)

生产厂家

TEA6840

New In Car Entertainment (NICE) car radio

Philips Electronics 

Philips Semiconductors

New In Car Entertainment (NICE) car radio

Preliminary specification

TEA6840H

SYMBOL

Vi

VAGC(ctrl)

V5(min)(rms)

V5(max)(rms)

Ro

Vo(rms)

Co

VSEN(rms)

S+N/N

THD

RR

tsw

tsettle

PARAMETER

CONDITIONS

MIN.

input voltage for

α = −10 dB audio

attenuation

(pin 45 to 48)

data byte 5 bit 4 = 1; mute on −

data byte 5 bit 4 = 0; mute off −

AGC control voltage

V45-48 = 1 mV

4.1

minimum AM IF2 output data byte 4 bit 0 = 1, bit 1 = 1; 1.5

level (pin 5) (RMS value) m = 0; V45-48 = 14 µV

maximum AM IF2 output data byte 4 bit 0 = 1, bit 1 = 1; 130

level (pin 5) (RMS value) m = 0; V45-48 = 5.0 mV

output resistance (pin 5) data byte 4 bit 0 = 1, bit 1 = 1 −

data byte 4 bit 0 = 1, bit 1 = 0 −

AM AF output voltage data byte 4 bit 0 = 1, bit 1 = 0; 240

level (pin 5) (RMS value) m = 0.3; fmod = 400 Hz;

V45-48 = 100 µV to 500 mV

(RMS)

output capacitance

(pin 5)

data byte 4 bit 0 = 1, bit 1 = 0 −

sensitivity voltage

(pin 45 to 48)

(RMS value)

m = 0.3; fmod = 400 Hz;

BAF = 2.5 kHz; Rsource = 2 kΩ

S + N/N = 26 dB

−

S + N/N = 46 dB

−

maximum signal plus

noise-to-noise ratio

m = 0.3; fmod = 400 Hz;

54

BAF = 2.5 kHz; Rsource = 2 kΩ

total harmonic distortion BAF = 2.5 kHz; CAGC = 22 µF;

V45-48 = 100 µV to 500 mV

(RMS)

m = 0.8; fmod = 400 Hz

−

m = 0.9; fmod = 400 Hz

−

m = 0.8; fmod = 100 Hz

−

m = 0.9; fmod = 100 Hz

−

ripple rejection (pin 5)

fripple = 100 Hz;

30

VDDA2(ripple) = 100 mV (RMS)

FM to AM switching time CAGC = 22 µF

−

AM AGC settling time CAGC = 22 µF

normal operation

−

test mode

−

TYP.

75

6

4.3

3

180

−

−

290

5

45

600

60

0.5

1

1.25

1.75

40

1 000

−

−

MAX.

120

10

UNIT

µV

µV

4.7

V

4.5

mV

230

mV

500

Ω

500

Ω

340

mV

7

pF

65

µV

900

µV

−

dB

1

%

2

%

2.5

%

3.5

%

−

dB

1500 ms

1800 ms

180

ms

1999 Jul 12

19

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