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): 20/65頁
文件大?。?/td> 405K
代理商: TEA6849H
2003 Dec 19
20
Philips Semiconductors
Product specification
New In Car Entertainment car radio tuner IC with
Precision Adjacent Channel Suppression (NICE-PACS)
TEA6849H
C
o
output capacitance
data byte 3: bit 0 = 1, bit 1 = 0,
bit 2 = 1
data byte 3: bit 0 = 1, bit 1 = 0,
bit 2 = 1; AM mono
data byte 3: bit 0 = 1, bit 1 = 1,
bit 2 = 1; AM stereo
V
DDA5(ripple)
= 100 mV (RMS);
f
ripple
= 100 Hz
V
DDA6(ripple)
= 100 mV (RMS);
f
ripple
= 100 Hz
5
7
pF
Z
L
load impedance
100
k
10
k
RR
ripple rejection
24
dB
26
dB
AM IF2
LEVEL DETECTOR OUTPUT
:
PIN
V
level(AMFM)
; see Fig.4
V
level(AMFM)
DC output voltage
V
AMIF2IN
= 10
μ
V to 1 V
V
AMIF2IN
< 1
μ
V; standard setting
of level DAA
V
AMIF2IN
= 1.4 mV; standard
setting of level DAA
V
AMIF2IN
= 0 V; standard setting
of level slope
V
AMIF2IN
= 140
μ
V to 140 mV;
standard setting of level slope
0
0.1
0.5
7
0.9
V
V
1.6
2.2
2.8
V
V
level(AMFM)
step size for adjustment of
level starting point
slope of level voltage
30
40
50
mV
V
level(slope)
650
800
950
V
step
step size for adjustment of
level slope
V
AMIF2IN
= 1.4 mV
45
60
75
B
level(AMFM)
bandwidth of level output
voltage
output resistance
V
AMIF2IN
= 15 mV; standard
setting of level DAA
200
300
kHz
R
o
RR
36
500
dB
ripple rejection
V
DDA6(ripple)
= 100 mV (RMS);
f
ripple
= 100 Hz
AM
NOISE BLANKER
;
TEST SIGNAL AND TEST CIRCUIT
; see Fig.5
Threshold: pin AMNBHOLD
V
O
t
sup
DC output voltage
suppression time
4.3
6
4.6
7.5
5.1
10
V
μ
s
V
pulse
= 200 mV (peak);
V
level(AMFM)
< 1.8 V
f
trigger
trigger sensitivity frequency V
pulse
= 200 mV (peak);
V
level(AMFM)
< 1.8 V
V
pulse
= 200 mV (peak);
V
level(AMFM)
> 2.2 V
V
pulse
= 20 mV (peak);
V
level(AMFM)
< 1.8 V
1000
Hz
100
Hz
100
Hz
Noise detector output: pin TRDSMUTE
I
sink(AGC)
AM noiseblankerAGCsink
current
V
TRDSMUTE
= 3 V
35
50
65
μ
A
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
20 dB
--mV
20 dB
V
V
DDA6
---------------
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