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): 19/65頁
文件大?。?/td> 405K
代理商: TEA6849H
2003 Dec 19
19
Philips Semiconductors
Product specification
New In Car Entertainment car radio tuner IC with
Precision Adjacent Channel Suppression (NICE-PACS)
TEA6849H
F
I
L
AM IF2 AGC
STAGE
:
PINS
AMIF2IN
AND
AMIF2DEC; note 4
noise figure of AM mixer 2
mixer leakage current
16
19.5
10
dB
μ
A
FM mode
V
i
input voltage
audio attenuation
α
=
10 dB
data byte 4: bit 4 = 1; mute on
data byte 4: bit 4 = 0; mute off
input carrier voltage
maximum input peak voltage
V
i
= 1 mV
between start and stop of AGC
1
4.1
1.8
25
6
14
4.3
89
2
10
40
10
30
4.7
2.2
15
μ
V
μ
V
μ
V
V
V
dB
k
pF
V
AGC(start)
V
AGC(stop)
V
AGC(ctrl)
AGC
R
i
C
i
AM
DETECTOR
AGC start voltage
AGC stop voltage
AGC control voltage
AGC range
input resistance
input capacitance
V
sens(rms)
sensitivity voltage
(RMS value)
m = 0.3; f
mod
= 400 Hz;
B
AF
= 2.15 kHz; R
gen
= 2 k
;
note 4
(S+N)/N = 26 dB
(S+N)/N = 46 dB
m = 0.3; f
mod
= 400 Hz;
B
AF
= 2.15 kHz; R
gen
= 2 k
B
AF
= 2.15 kHz; C
AGC
= 10
μ
F;
V
AMIF2IN
= 100
μ
V to 250 mV
(RMS)
m = 0.8; f
mod
= 400 Hz
m = 0.8; f
mod
= 100 Hz
V
AMIF2IN
= 100
μ
V; C
AGC
= 10
μ
F
V
AMIF2IN
= 100
μ
V to 100 mV
V
AMIF2IN
= 100 mV to 100
μ
V
45
600
60
65
900
μ
V
μ
V
dB
(S+N)/N
maximum signal plus
noise-to-noise ratio
total harmonic distortion
THD
0.5
1.25
1000
400
600
1
2.5
1500
600
900
%
%
ms
ms
ms
t
sw
t
st
FM to AM switching time
AM AGC settling time
Output: pin AMAFIF2
V
o(rms)
AM IF2 output voltage
(RMS value)
AM stereo; m = 0; data byte 3:
bit 0 = 1, bit 1 = 1, bit 2 = 1
minimum V
AMIF2IN
= 14
μ
V
maximum V
AMIF2IN
= 5 mV
AM mono; m = 0.3; data byte 3:
bit 0 = 1, bit 1 = 0, bit 2 = 1;
f
mod
= 400 Hz;
V
AMIF2IN
= 100
μ
V to 500 mV
(RMS)
data byte 3: bit 0 = 1, bit 1 = 1,
bit 2 = 1; AM stereo
data byte 3: bit 0 = 1, bit 1 = 0,
bit 2 = 1; AM mono
1.5
130
200
3
180
250
4.5
230
300
mV
mV
mV
R
o
output resistance
500
500
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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