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PDF TEA6845AH Data sheet ( Hoja de datos )
| Número de pieza | TEA6845AH | |
| Descripción | New In Car Entertainment NICE car radio | |
| Fabricantes | NXP Semiconductors | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de TEA6845AH (archivo pdf) en la parte inferior de esta página. Total 48 Páginas | ||
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INTEGRATED CIRCUITS
DATA SHEET
TEA6845AH; TEA6845H
New In Car Entertainment (NICE)
car radio
Product specification
File under Integrated Circuits, IC01
2001 Apr 12
1 page  
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DAAIN
33
Vtune CPOUT
DGND
OSCFDB VDDA3
AFHOLD
AMAFIF2
VDDA4 fref VDDD
VCOGND OSCTNK
AFSAMPLE TRDSMUTE
RDSMPX FMMPX
34 35
36 37 38 39
40 41 42 43
44 45 46
47 48
49
VDDA2 VDDA1
50 51
DAATD
DAAOUT
32
31
ANTENNA
DAA
AM
T1FMAGC
T2FMAGC
IFMAGC
30
29
28
FMMIXIN2
RFGND
FMMIXIN1
27
26
25
FM
AGC
×
FM
I/Q MIXER
24
Vref(FMMIX)
90°
TUNING SYSTEM
10.25 MHz
VCO
WX
TEA6845AH
TEA6845H
N1
÷2
90°
AM-NOISE
DETECTOR
PEAK/
AVERAGE
BLANK
PULSE
SEQUENTIAL
CIRCUIT FOR
RDS UPDATING
AM
DETECTOR
MUTE
POWER
SUPPLY
I2C-bus
AM
IF AGC
AM
LEVEL
2 ms/20 ms
FM IF
IF
AM IF2 COUNT
I2C-BUS
LEVEL
DAA
DEMODULATOR
Σ
52
SDA
53
SCL
54
IF2GND
55
QDET1
56
QDET2
57 CAFC
58 Vlevel
IAMAGC
T2AMAGC
T1AMAGC
23
22 AM
21 RF AGC
N2
÷5/10
×
AM
MIXER2
FM
LIMITER/
LEVEL
20
AMMIX1IN1
×
AM
MIXER 1
IFAMP1
IFAMP2
19 18
17 16
15 14
13
AMMIX1IN2 MIX1OUT2 IFAMP1DEC IFAMP1IN
VDDA5 MIX1OUT1
VDDA6
12 11 10 9 8 7 6 5 4
3 21
IFAMP1OUT
Coffset
IF1GND
IFAMP2DEC IFAMP2IN AMIF2IN
FMLIMIN CAGC
AMIF2DEC FMLIMDEC
AMNBHOLD
IFAMP2OUT
Fig.1 Block diagram.
CRYSTAL
OSCILLATOR
59
XTAL1
60
XTALGND
61
XTAL2
62
Iref
63
AMMIX2OUT1
64
AMMIX2OUT2
MGU350
5 Page 
Philips Semiconductors
New In Car Entertainment (NICE) car radio
Product specification
TEA6845AH; TEA6845H
9 THERMAL CHARACTERISTICS
SYMBOL
PARAMETER
Rth(j-a)
thermal resistance from junction to ambient
TEA6845AH
TEA6845H
CONDITIONS
in free air
VALUE
46
48
UNIT
K/W
K/W
10 DC CHARACTERISTICS
VDDA1 = VDDA3 = VDDA4 = VDDA5 = VDDA6 = 8.5 V; VDDA2 = 5 V; VDDD = 5 V; Tamb = 25 °C; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX. UNIT
Supply voltage
VDDA(n)
VDDA2
VDDD
analog supply voltage 1, 3, 4, 5 and 6
analog supply voltage 2
digital supply voltage
Supply current in FM mode
IDDD
IDDA1
digital supply current
analog supply current 1 for on-chip power
supply
IDDA2
analog supply current 2 for on-chip power
supply
IDDA3
IDDA4
analog supply current 3 for VCO
analog supply current 4 for tuning PLL
test mode;
bit TMS3 = 1
IDDA5
IDDA6
analog supply current 5 for FM RF
analog supply current 6 for FM IF
amplifier 1 and 2
IMIX1OUT1
IMIX1OUT2
bias current of FM mixer output 1
bias current of FM mixer output 2
Supply current in AM mode
IDDD
IDDA1
digital supply current
analog supply current 1 for on-chip power
supply
IDDA2
analog supply current 2 for on-chip power
supply
IDDA3
IDDA4
analog supply current 3 for VCO
analog supply current 4 for tuning PLL
test mode;
bit TMS3 = 1
IDDA5
IMIX1OUT1
IMIX1OUT2
IAMMIX2OUT1
IAMMIX2OUT2
analog supply current 5 for RF
bias current of AM mixer 1 output 1
bias current of AM mixer 1 output 2
bias current of AM mixer 2 output 1
bias current of AM mixer 2 output 2
8 8.5
4.75 5
4.75 5
9V
5.25 V
5.25 V
18 23 28 mA
− 15 − mA
6.5 8.1 9.8 mA
− 6.5 − mA
− 2.9 − mA
− 5 − mA
10 12 14 mA
4.8 6
4.8 6
7.2 mA
7.2 mA
18 23 28 mA
− 17.5 − mA
4.7 5.9 7.1 mA
− 6.5 − mA
− 1.6 − mA
− 1.8 − mA
4.8 6
7.2 mA
4.8 6
7.2 mA
3.6 4.5 5.4 mA
3.6 4.5 5.4 mA
2001 Apr 12
11
11 Page | ||
| Páginas | Total 48 Páginas | |
| PDF Descargar | [ Datasheet TEA6845AH.PDF ] | |
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