參數(shù)資料
型號: TEA6849H
廠商: NXP SEMICONDUCTORS
元件分類: 接收器
英文描述: New In Car Entertainment car radio tuner IC with Precision Adjacent Channel Suppression
中文描述: AM/FM, AUDIO SINGLE CHIP RECEIVER, PQFP80
封裝: 12 X 12 MM, 1.40 MM HEIGHT, PLASTIC, MS-026, SOT-315-1, LQFP-80
文件頁數(shù): 23/65頁
文件大小: 405K
代理商: TEA6849H
2003 Dec 19
23
Philips Semiconductors
Product specification
New In Car Entertainment car radio tuner IC with
Precision Adjacent Channel Suppression (NICE-PACS)
TEA6849H
Tunable filter
B
max
maximum bandwidth
data byte 4: bit 1 = 0, bit 0 = 0;
dynamic mode
data byte 4: bit 1 = 0, bit 0 = 0;
dynamic mode; V
TACD
= 4.2 V
160
kHz
B
min
minimum bandwidth
25
kHz
B
13
bandwidth in weather band
mode
bandwidth in narrow band
mode
bandwidth in mid band
mode
bandwidth in wideband
mode
13
kHz
B
60
data byte 4: bit 1 = 1, bit 0 = 1
60
kHz
B
90
data byte 4: bit 1 = 1, bit 0 = 0
90
kHz
B
130
data byte 4: bit 1 = 0, bit 0 = 1
130
kHz
P
IN
V
IFBW
V
o
monitor output voltage for
IF2 bandwidth
fixed bandwidth = narrow
fixed bandwidth = mid
fixed bandwidth = wide
1.35
0.94
0.55
5
V
V
V
k
R
o
Adjacent channel detector
output resistance
M
ODULATION DETECTOR INPUT
:
PIN
MODDET
R
i
C
i
M
ODULATION DETECTOR OUTPUT
:
PIN
MODETOUT
input resistance
input capacitance
40
5
7
k
pF
R
o
D
ETECTOR ADJUST
:
PIN
ACDTHRES
output resistance
32
k
R
i
C
i
FM demodulator and level detector;
see Figs 6 and 7
input resistance
input capacitance
10
5
7
M
pF
FM
DEMODULATOR
FM mixer 2 input: pins FMMIX2IN and FMMIX2DEC; note 3
V
start(lim)(rms)
start of limiting of RDS
MPX output voltage
(RMS value)
sensitivity for RDS MPX
output voltage (RMS value)
α
AF
=
3 dB
4.5
μ
V
V
o(sens)(rms)
f = 22.5 kHz; f
mod
= 1 kHz;
de-emphasis = 50
μ
s
R
gen
= 165
;
(S+N)/N = 26 dB
(S+N)/N = 46 dB
11
μ
V
90
μ
V
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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