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): 16/65頁
文件大?。?/td> 405K
代理商: TEA6849H
2003 Dec 19
16
Philips Semiconductors
Product specification
New In Car Entertainment car radio tuner IC with
Precision Adjacent Channel Suppression (NICE-PACS)
TEA6849H
P
INS
AMIF2IN
AND
AMIF2DEC; note 4
V
sens(rms)
sensitivity voltage
(RMS value)
counter result (decimal)
AM mode; m = 0
30
70
μ
V
N
period = 2 ms;
V
AMIF2IN-AMIF2DEC
= 200
μ
V
period = 20 ms;
V
AMIF2IN-AMIF2DEC
= 200
μ
V
132
40
Reference frequency for car signal processor IC TEA688x and TEF689x;
note 5
R
EFERENCE FREQUENCY DIVIDER
N
ref
crystal oscillator divider
ratio
reference frequency
272
f
ref
V
OLTAGE GENERATOR
:
PIN
FREF
f
xtal
= 20.5 MHz
75.368
kHz
V
o(p-p)
AC output voltage
(peak-to-peak value)
DC output voltage
output resistance
minimum load resistance
for first I
2
C-bus address
not loaded
60
90
mV
V
O
R
o
R
L(min)
3.2
1
3.4
3.7
50
V
k
M
Weather band flag: pin WBFLAG
I
source(max)
R
i(shunt)
maximum source current
internal shunt resistance to
ground
maximum output voltage
for FM mode
output voltage for weather
band mode
5
50
mA
k
V
o(max)
measured with respect to
pin RFGND
measured with respect to
pin RFGND
0
0.2
V
V
o
4
5
V
AM signal channel
AM RF AGC
STAGE
(PIN
DIODE DRIVE
)
V
i(p)
RF input voltage for
wideband AGC start level
(peak value)
m = 0.3; data byte 4: bit 5 = 0,
bit 6 = 0
m = 0.3; data byte 4: bit 5 = 1,
bit 6 = 0
m = 0.3; data byte 4: bit 5 = 0,
bit 6 = 1
m = 0.3; data byte 4: bit 5 = 1,
bit 6 = 1
150
mV
275
mV
400
mV
525
mV
AM IF AGC
STAGE INPUT
:
PIN
AMIF2IN
V
i(p)
IF2 input voltage
(peak value)
AGC start level
0.20
0.27
0.35
V
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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