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): 26/65頁
文件大?。?/td> 405K
代理商: TEA6849H
2003 Dec 19
26
Philips Semiconductors
Product specification
New In Car Entertainment car radio tuner IC with
Precision Adjacent Channel Suppression (NICE-PACS)
TEA6849H
α
mute(max)
maximum mute attenuation V
FMMIX2IN
= 10 mV; V
i
= 10 mV;
data byte 7 = X1111100
mute start voltage
α
mute
=
3 dB;
V
FMMIX2IN
= 10 mV;
data byte 7 = X1111000
difference to mute start
voltage from step to step
V
FMMIX2IN
= 10 mV
36
42.5
50
dB
V
mute(start)
410
480
550
mV
V
mute(start)
α
mute
=
3 dB;
data byte 7 = X1111001
data byte 7 = X1111010
data byte 7 = X1111011
data byte 7 = X1111100
data byte 7 = X1111101
data byte 7 = X1111110
data byte 7 = X1111111
data byte 7 = X1111111;
V
FMMIX2IN
= 10 mV;
f
IF
= 10.7 MHz; unmodulated;
V
i
= 1.9 V versus 0.4 V
80
80
80
80
80
80
80
30
93
93
93
93
93
93
93
105
105
105
105
105
105
105
+30
mV
mV
mV
mV
mV
mV
mV
mV
V
offset(DC)
DC offset created by soft
mute pin FMMPX
V = V
muted
V
notmuted
FM IF
LEVEL DETECTOR OUTPUT
:
PIN
V
level(AMFM)
; note 3
V
level(AMFM)
DC output voltage
V
FMMIX2IN
= 10
μ
V to 1 V
V
FMMIX2IN
< 1
μ
V; standard
setting of level DAA
V
FMMIX2IN
= 1 mV; standard
setting of level DAA
data byte 5: bit 2 = 1, bit 1 = 0,
bit 0 = 0
V
FMMIX2IN
= 1 to 300 mV;
standard setting of level slope
0
0.1
0.35
7
0.9
V
V
1
1.5
2.1
V
V
level(AMFM)
step size of starting point
adjustment
slope of level voltage
V
FMMIX2IN
30
40
50
mV
V
level(slope)
650
800
950
V
step
step size of slope
adjustment
V
FMMIX2IN
= 1 mV
45
60
75
B
level(AMFM)
bandwidth of level output
voltage
output source current
output sink current
output resistance
ripple rejection
V
FMMIX2IN
= 10 mV; standard
setting of level DAA
200
300
kHz
I
source
I
sink
R
o
RR
50
40
300
500
μ
A
μ
A
dB
f
ripple
= 100 Hz;
V
DDA6(ripple)
= 100 mV (RMS)
P
IN
V
level(ACD)
R
o
output resistance
6.4
8
9.6
k
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
------V
20 dB
20 dB
--mV
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