TEA6848H Просмотр технического описания (PDF) - Philips Electronics

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TEA6848H

New In Car Entertainment car radio tuner IC with Precision Adjacent Channel Suppression (NICE-PACS)

Philips Electronics 

Philips Semiconductors

New In Car Entertainment car radio tuner IC with

Precision Adjacent Channel Suppression (NICE-PACS)

Product specification

TEA6848H

SYMBOL

PARAMETER

CONDITIONS

MIN.

Outputs: pins MIX1OUT1 and MIX1OUT2; note 7

Ro

output resistance

100

Co

output capacitance

2

Ibias

mixer bias current

FM mode

4.8

Vo(max)(p-p)

maximum output voltage

3

(peak-to-peak value)

FM mixer

gm(conv)

conversion

8.5

transconductance

gm(conv)(T)

F

Rgen(opt)

IP3

IRR

IF AMPLIFIER

G

F

IP3

conversion

−

transconductance variation

with temperature

noise figure

−

optimum generator

−

resistance

3rd-order intermodulation

113

image rejection ratio

-V-V---M-M---I-IX-X--1-1-O-O---U-U--T-T--w-i-m-a---na--tg-e--e-d-

fRFwanted = 87.5 MHz;

25

fRFimage = 108.9 MHz

data byte 3 = X010X110;

22

fRFwanted = 162.475 MHz;

fRFimage = 183.875 MHz; weather

band mode; fref = 25 kHz

gain

RL = 330 Ω; VIFAMPIN = 1 mV;

15

note 8

noise figure

−

3rd-order intermodulation

113

Inputs: pins IFAMPIN and IFAMPDEC; note 8

Vi(max)(p)

maximum input voltage

1 dB compression point of

200

(peak value)

IF amplifier output voltage

(peak value)

Vi(n)(eq)

equivalent input noise

Rgen = 330 Ω; RL = 330 Ω

−

voltage

Ri

input resistance

270

Ci

input capacitance

−

Output: pin IFAMPOUT

Vo(max)(p)

maximum output voltage

1.2

(peak value)

Ro

output resistance

270

Co

output capacitance

−

TYP. MAX.

−

−

3.5

5

6

7.2

−

−

12.5

18

−1 × 10−3 −

3

4.6

200

−

116

−

30

−

30

−

17

19

10

13

116

−

−

−

8

10

330

390

5

7

1.5

−

330

390

5

7

UNIT

kΩ

pF

mA

V

m---V--A---

K−1

dB

Ω

dBµV

dB

dB

dB

dB

dBµV

mV

---n---V-----

Hz

Ω

pF

V

Ω

pF

2004 Nov 12

22

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