TEA6820T Просмотр технического описания (PDF) - Philips Electronics

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TEA6820T

In Car Entertainment (ICE) car radio

Philips Electronics 

Philips Semiconductors

In Car Entertainment (ICE) car radio

Preliminary specification

TEA6820T; TEA6822T

SYMBOL

PARAMETER

CONDITIONS

MIN. TYP.

ATTACK AND DECAY TIME FOR MUTE VOLTAGE

I49

charge current

discharge current

charge current

discharge current

∆f

muting activated by 60 kHz FM

interference

V43/V47

maximum mute depth by 60 kHz

FM interference

pin 3 connected to GND −

pin 3 connected to GND −

pin 3 connected to pin 5 −

pin 3 connected to pin 5 −

V49 < 3 V; V37-35 = 3 mV;

fmod = 60 kHz

pin 3 connected to GND; −

V43/V47 = 9 dB

pin 3 connected to pin 5; −

V43/V47 = 6 dB

pin 3 connected to GND −

pin 3 connected to pin 5 −

3.5

−4.0

150

−170

40

40

15

10

TIME CONSTANT FOR MONO/STEREO BLEND VOLTAGE; note 4

I16

charge current

V37-35 = 3 mV;

−

pin 3 connected to GND

discharge current

V37-35 = 3 mV;

−

pin 3 connected to GND

charge current

V37-35 = 3 mV;

−

pin 3 connected to pin 5

discharge current

V37-35 = 3 mV;

−

pin 3 connected to pin 5

m

mono/stereo blend activated by V16 < 2 V; V37-35 = 3 mV;

20 kHz AM interference

RL16 > 50 MΩ;

fmod = 20 kHz;

data byte 2 bit 5 = 0

pin 3 connected to GND −

pin 3 connected to pin 5 −

data byte 2 bit 5 = 1

pin 3 connected to GND −

pin 3 connected to pin 5 −

∆f

mono/stereo blend activated by V16 < 2 V; V37-35 = 3 mV;

60 kHz FM interference

RL16 > 50 MΩ;

fmod = 60 kHz

pin 3 connected to GND −

pin 3 connected to pin 5 −

0.6

−17

23

−750

45

45

55

55

50

50

MAX. UNIT

−

µA

−

µA

−

µA

−

µA

−

kHz

−

kHz

−

dB

−

dB

−

µA

−

µA

−

µA

−

µA

−

%

−

%

−

%

−

%

−

kHz

−

kHz

1997 Feb 12

11

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