TEA6845H/V2,557 NXP Semiconductors, TEA6845H/V2,557 Datasheet - Page 5

• Manufacturer Part Number: TEA6845H/V2,557
• Description: IC CAR RADIO TUNER 64-QFP
• Manufacturer: NXP Semiconductors

Specifications of TEA6845H/V2,557

• Frequency: AM, FM, WB
• Modulation Or Protocol: AM, FM
• Applications: AM/FM Radio Receiver
• Current - Receiving: 78mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 7.8 V ~ 9.2 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Sensitivity: -
• Memory Size: -
• Data Rate - Maximum: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 935262638557; TEA6845H/V2; TEA6845H/V2

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V ref(FMMIX)
AMMIX1IN1
T1FMAGC
T2FMAGC
FMMIXIN2
FMMIXIN1
T2AMAGC
T1AMAGC
DAAOUT
IFMAGC
IAMAGC
RFGND
DAATD
32
31
30
29
28
27
26
25
24
23
22
21
20
RF AGC
AM
DAAIN
ANTENNA
AGC
FM
AMMIX1IN2
DAA
33
MIXER 1
19
I/Q MIXER
AM
90
V DDA5
AM
FM
18
MIX1OUT2
V tune
34
MIX1OUT1
17
CPOUT
16
35
IFAMP1DEC
TUNING SYSTEM
DETECTOR
AM-NOISE
V DDA4
WX
N1
90
N2
5/10
2
15 14
V DDA6
36
FREF
IFAMP1IN
37
13
V DDD
10.25 MHz
38
IFAMP 1
AVERAGE
TEA6845H
PEAK/
DGND
IFAMP1OUT
39
Fig.1 Block diagram.
VCOGND
IFAMP2DEC
12
OSCFDB
40
VCO
BLANK
PULSE
41
OSCTNK
11
42
C offset
V DDA3
10
IFAMP2IN
43
9
AFSAMPLE
RDS UPDATING
MIXER 2
IFAMP 2
IF1GND
SEQUENTIAL
CIRCUIT FOR
AM
44
8
AMIF2IN
AMNBHOLD
AFHOLD
I
2
C-bus
7
45
IFAMP2OUT
TRDSMUTE
6
IF AGC
LEVEL
5
AM
AM
AMIF2DEC
46
DETECTOR
4
AMAFIF2
AM
FMLIMIN
47
FM IF
AM IF2
RDSMPX
LIMITER/
LEVEL
LEVEL
3
DAA
FMLIMDEC
FM
48
COUNT
MUTE
2
C AGC
FMMPX
IF
1
49
2 ms/20 ms
DEMODULATOR
OSCILLATOR
V DDA2
CRYSTAL
POWER
SUPPLY
I
2
50
C-BUS
V DDA1
51
MGU350
52
53
54
55
56
57
58
59
60
61
62
63
64
SDA
SCL
IF2GND
QDET1
QDET2
C AFC
V level
XTAL1
XTALGND
XTAL2
IREF
AMMIX2OUT1
AMMIX2OUT2