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부품번호 | TEA6845AH 기능 |
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기능 | New In Car Entertainment NICE car radio | ||
제조업체 | NXP Semiconductors | ||
로고 | |||
INTEGRATED CIRCUITS
DATA SHEET
TEA6845AH; TEA6845H
New In Car Entertainment (NICE)
car radio
Product specification
File under Integrated Circuits, IC01
2001 Apr 12
Philips Semiconductors
New In Car Entertainment (NICE) car radio
Product specification
TEA6845AH; TEA6845H
4 QUICK REFERENCE DATA
SYMBOL
PARAMETER
CONDITIONS
VDDA(n)
analog supply voltage 1, 3, 4, 5
and 6
IDDA(tot)
total analog supply current 1, 3, 4, FM mode
5 and 6
AM mode
VDDA2
IDDA2
analog supply voltage 2
analog supply current 2
FM mode
AM mode
VDDD
IDDD
digital supply voltage
digital supply current
FM mode
AM mode
fAM(ant)
AM input frequency
LW
MW
SW
fFM(ant)
FM input frequency
fFM(WB)(ant)
FM weather band input frequency
Tamb
ambient temperature
AM overall system parameters (1 × SFE10.7MS3; 1 × SFR450H)
(S+N)/N
signal plus noise-to-noise ratio m = 0.3
THD
total harmonic distortion
m = 0.8
m = 0.9
FM overall system parameters (3 × SFE10.7MS3)
(S+N)/N
THD
signal plus noise-to-noise ratio
total harmonic distortion
∆f = 22.5 kHz;
de-emphasis = 50 µs
∆f = 75 kHz
MIN. TYP. MAX. UNIT
8 8.5 9 V
45
39
4.75
6.5
4.7
4.75
18
18
0.144
0.522
5.85
65
162.4
−40
56
49
5
8.1
5.9
5
23
23
−
−
−
−
−
−
67
59
5.25
9.8
7.1
5.25
28
28
0.288
1.710
9.99
108
162.55
+85
mA
mA
V
mA
mA
V
mA
mA
MHz
MHz
MHz
MHz
MHz
°C
− 58 − dB
− 0.3 − %
− 0.5 − %
− 65 − dB
− 0.6 1 %
2001 Apr 12
4
4페이지 Philips Semiconductors
New In Car Entertainment (NICE) car radio
Product specification
TEA6845AH; TEA6845H
SYMBOL
PIN
DESCRIPTION
OSCFDB
41 VCO feedback
OSCTNK
42 VCO tank circuit
VDDA3
AFSAMPLE
43 analog supply voltage 3 (8.5 V) for VCO
44 AF sample flag output for car audio signal processor IC
AFHOLD
45 AF hold flag output for car audio signal processor IC
TRDSMUTE
AMAFIF2
46 time constant for RDS update mute
47 AM demodulator AF output or IF2 output for AM stereo (multiplexed by I2C-bus)
RDSMPX
48 MPX output for RDS decoder and signal processor (not muted)
FMMPX
49 FM demodulator MPX output
VDDA2
VDDA1
SDA
SCL
50 analog supply voltage 2 (5 V) for on-chip power supply
51 analog supply voltage 1 (8.5 V) for on-chip power supply
52 I2C-bus data line input and output
53 I2C-bus clock line input
IF2GND
54 AM IF2 ground
QDET1
55 quadrature demodulator tank 1
QDET2
56 quadrature demodulator tank 2
CAFC
Vlevel
XTAL1
57 FM demodulator AFC capacitor
58 level voltage output for AM and FM
59 crystal oscillator 1
XTALGND
60 crystal oscillator ground
XTAL2
61 crystal oscillator 2
Iref 62 reference current for power supply
AMMIX2OUT1 63 AM mixer 2 output 1 (450 kHz)
AMMIX2OUT2 64 AM mixer 2 output 2 (450 kHz)
2001 Apr 12
7
7페이지 | |||
구 성 | 총 48 페이지수 | ||
다운로드 | [ TEA6845AH.PDF 데이터시트 ] |
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부품번호 | 상세설명 및 기능 | 제조사 |
TEA6845AH | New In Car Entertainment NICE car radio | NXP Semiconductors |
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