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PDF TEA6842H Data sheet ( Hoja de datos )
| Número de pieza | TEA6842H | |
| Descripción | New In Car Entertainment (NICE) extended car radio | |
| Fabricantes | NXP Semiconductors | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de TEA6842H (archivo pdf) en la parte inferior de esta página. Total 66 Páginas | ||
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INTEGRATED CIRCUITS
DATA SHEET
www.DataSheet4U.com
TEA6842H
New In Car Entertainment (NICE)
extended car radio
Product specification
2003 Dec 19
1 page  
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DAAIN
Vtune CPOUT
DGND OSCFDB VDDA4
AFHOLD
AMAFIF2
TUSN
VDDA3 FREF VDDD
VCOGND OSCTNK
AFSAMPLE
TRDSMUTE
RDSMPX FMMPX VDDA5 VDDA6
40
42 43
44 45 46 47 48 49 50 51 53 54 55 56
57 58
59 60 61
DAATD
DAAOUT
39
38
ANTENNA
DAA
AM
T1FMAGC
T2FMAGC
IFMAGC
WBSW
FMMIXIN2
RFGND
FMMIXIN1
37
36
35
34
33
31
30
FM
AGC
×
FM
I/Q MIXER
TUNING SYSTEM
10.25 MHz
VCO
WX
TEA6842H
N1
÷2
90°
SEQUENTIAL
CIRCUIT FOR
RDS UPDATING
I2C-
bus SOFT MUTE
AM DETECTOR
MUTE
POWER
SUPPLY
62 USNBUF
I2C-bus
AM
IF AGC
FM IF
IF
AM IF2 COUNT
I2C-BUS
LEVEL
DAA
SOFT
MUTE
ULTRASONIC
NOISE
DETECTOR
63
SDA
64
SCL
65
MUTE
66
IF2GND
Vref(FMMIX)
IAMAGC
T2AMAGC
T1AMAGC
AMMIX1IN1
AMMIX1IN2
AMAGCBUF
WB
FLAG
29
90°
AM-NOISE
DETECTOR
PEAK/
AVERAGE
BLANK
PULSE
AM
LEVEL
Σ
28
27 AM
26 RF AGC
N2
÷ 5/10
×
AM
MIXER 2
FM
LIMITER/
LEVEL
23
22
21 AGC
BUFFER
×
AM
MIXER 1
20
19 18
IFAMP 1
IFAMP 2
17 16
14
12 11 10 9 8
7 654 3
2 1 79
MIX1OUT2 IFAMP1DEC IFAMP1IN
VDDA2 MIX1OUT1
VDDA1
IFAMP1OUT
IFAMP2DEC
Coffset
IF1GND
IFAMP2IN AMIF2IN
FMLIMIN CAGC
AMIF2DEC FMLIMDEC
IMUTEREF
AMNBHOLD
IFAMP2OUT
DEMODULATOR
67 QDET1
68 QDET2
69 CAFC
CRYSTAL
OSCILLATOR
70 Vlevel
71
XTAL1
72
XTALGND
73
XTAL2
74
USNSENS
75 TMUTE
76
IREF
77
AMMIX2OUT1
78
AMMIX2OUT2
13, 15, 24, 25, 32, 41, 52, 80
MHC358
n.c.
Fig.1 Block diagram.
5 Page 
Philips Semiconductors
New In Car Entertainment (NICE)
extended car radio
wwwPr.DodautacSthsepeetc4Uifi.ccaotmion
TEA6842H
9 THERMAL CHARACTERISTICS
SYMBOL
Rth(j-a)
PARAMETER
thermal resistance from junction to
ambient
CONDITIONS
in free air
VALUE
54
UNIT
K/W
10 DC CHARACTERISTICS
VMIX1OUT = VAMMIX2OUT = VDDA(n) = 8.5 V; VDDA5 = 5 V; VDDD = 5 V; Tamb = 25 °C; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS MIN.
TYP. MAX. UNIT
Supply voltage
VDDA(n)
analog supply voltages 1 to 4 and 6
VMIX1OUT;
VAMMIX2OUT
mixer supply voltages
VDDA5
analog supply voltage 5
VDDD
digital supply voltage
Supply current in FM mode
8 8.5
8 8.5
4.75 5
4.75 5
9V
9V
5.25 V
5.25 V
IDDD
IDDA1
IDDA2
IDDA3
digital supply current
analog supply current 1 for
IF amplifier 1 and 2
analog supply current 2 for FM mixer
and AM mixer 1
analog supply current 3 for tuning PLL
IDDA4
IDDA5
analog supply current 4 for VCO
analog supply current 5 for on-chip
power supply
IDDA6
analog supply current 6 for on-chip
power supply
IMIX1OUT1
IMIX1OUT2
bias current of FM mixer output 1
bias current of FM mixer output 2
Supply current in AM mode
data byte 5:
bit TMS3 = 1
18
11
4.2
2.3
5.2
6.5
16
4.8
4.8
23
13
5.2
3
6.5
9.3
20
6
6
28 mA
15 mA
6.2 mA
3.6 mA
7.8 mA
11.2 mA
24 mA
7.2 mA
7.2 mA
IDDD
IDDA1
IDDA2
IDDA3
IDDA4
IDDA5
IDDA6
IMIX1OUT1
IMIX1OUT2
digital supply current
analog supply current 1 for AM mixer 2
analog supply current 2 for FM mixer
and AM mixer 1
analog supply current 3 for tuning PLL
analog supply current 4 for VCO
analog supply current 5 for on-chip
power supply
analog supply current 6 for on-chip
power supply
bias current of AM mixer 1 output 1
bias current of AM mixer 1 output 2
data byte 5:
bit TMS3 = 1
18
−
1.6
1.3
5
12.7
15
4.8
4.8
23
240
2
1.7
6.5
17.4
19
6
6
28 mA
− µA
2.4 mA
2.1 mA
8 mA
22.1 mA
23 mA
7.2 mA
7.2 mA
2003 Dec 19
11
11 Page | ||
| Páginas | Total 66 Páginas | |
| PDF Descargar | [ Datasheet TEA6842H.PDF ] | |
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