TEA6845AH Просмотр технического описания (PDF) - Philips Electronics

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TEA6845AH

New In Car Entertainment (NICE) car radio

Philips Electronics 

Philips Semiconductors

New In Car Entertainment (NICE) car radio

Product specification

TEA6845AH; TEA6845H

SYMBOL

IXTALGND

PARAMETER

crystal oscillator circuit

current

Oscillator divider N1

CONDITIONS

start-up at

VXTAL1 = VXTAL2 = 2.1 V

operating at

VXTAL1 − VXTAL2 = ±400 mV

MIN.

−

−

N1

oscillator divider ratio

FM mode:

standard, Europe and local −

weather band (WX)

−

Oscillator divider N2

N2

oscillator divider ratio

AM mode

SW

−

LW and MW

−

Synthesizer

PROGRAMMABLE DIVIDER

Nprog

programmable divider

512

ratio

∆Nstep

programmable divider step

−

size

REFERENCE FREQUENCY DIVIDER

Nref

crystal oscillator divider

ratio

CHARGE PUMP: PIN CPOUT

Isink(cp1)l

low charge pump 1 peak

sink current

Isource(cp1)l

low charge pump 1 peak

source current

Isink(cp1)h

high charge pump 1 peak

sink current

Isource(cp1)h high charge pump 1 peak

source current

Isink(cp2)

charge pump 2 peak sink

current

Isource(cp2)

charge pump 2 peak

source current

IZ(cp1), IZ(cp2) charge pump 1 or 2

current in 3-state

fxtal = 20.5 MHz

fref = 100 kHz

fref = 50 kHz

fref = 25 kHz

fref = 20 kHz

fref = 10 kHz

FM weather band mode;

0.4 V < VCPOUT < 7.6 V

FM weather band mode;

0.4 V < VCPOUT < 7.6 V

AM stereo mode; N2 = 10

(LW and MW);

0.4 V < VCPOUT < 7.6 V

AM stereo mode; N2 = 10

(LW and MW);

0.4 V < VCPOUT < 7.6 V

FM standard mode;

0.3 V < VCPOUT < 7.1 V

FM standard mode;

0.3 V < VCPOUT < 7.1 V

0 < VCPOUT < 8.5 V

−

−

−

−

−

200

−400

0.7

−1.3

100

−160

−5

TYP.

9

1.5

2

1

10

5

−

1

205

410

820

1 025

2 050

300

−300

1

−1

130

−130

−

MAX.

−

−

−

−

−

−

32 767

−

−

−

−

−

−

400

−200

1.3

−0.7

160

−100

+5

UNIT

mA

mA

µA

µA

mA

mA

µA

µA

nA

2001 Apr 12

13

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