參數(shù)資料
型號: TEA6843HL/V1,518
廠商: NXP SEMICONDUCTORS
元件分類: 接收器
英文描述: 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): 13/62頁
文件大小: 363K
代理商: TEA6843HL/V1,518
2003 Dec 19
20
Philips Semiconductors
Product specication
New In Car Entertainment (NICE)
extended car radio
TEA6843HL
VAGC
AM noise blanker AGC
voltage
AM mixer 1 input Vi = 0 V
2.1
2.45
2.85
V
FM signal channel
RF AGC (FM DISTANCE MODE)
FM mixer inputs: pins FMMIXIN1 and FMMIXIN2
Vi(RF)(rms)
RF input voltage for
start of wideband AGC
(RMS value)
data byte 5: bit 5 = 1, bit 6 = 1
4
mV
data byte 5: bit 5 = 0, bit 6 = 1
8
mV
data byte 5: bit 5 = 1, bit 6 = 0
12
mV
data byte 5: bit 5 = 0, bit 6 = 0
16
mV
AGC control: pin T2FMAGC
Rsource
source resistance
4
5
6
k
VO(ref)
DC output reference
voltage
data byte 5: bit 5 = 0, bit 6 = 0;
VFMMIXIN1-FMMIXIN2 =0V
3.8
4.1
4.4
V
PIN diode drive output: pin IFMAGC
Isink(AGC)(max)
maximum AGC sink
current
VIFMAGC = 2.5 V;
VT2FMAGC =VO(ref) 0.5 V; data
byte 5: bit 5 = 0, bit 6 = 0,
bit 7 = 0; data byte 4: bit 1 = 0
8
10.5
14
mA
Isource(AGC)(max)
maximum AGC source
current
VIFMAGC = 2.5 V;
VT2FMAGC =VO(ref) + 0.5 V; data
byte 5: bit 5 = 0, bit 6 = 0,
bit 7 = 0; data byte 4: bit 1 = 0
14
10.5
8mA
Isource(AGC)
AGC source current
AM mode
19
14
10
mA
VIFMAGC = 2.5 V; data byte 4:
bit0=0, bit 1=1, bit2=0
(FM local)
4.4
3.7
2.7
mA
Level voltage: pin Vlevel
Vth
threshold voltage for
narrow-band AGC
data byte 5: bit 5 = 0, bit 6 = 0,
bit7=1
600
750
900
mV
FM RF MIXER
FM mixer inputs: pins FMMIXIN1 and FMMIXIN2
Vi(RF)(max)
maximum RF input
voltage
1 dB compression point of
FM mixer output voltage
(peak-to-peak value)
70
140
mV
Vi(n)(eq)
equivalent input noise
voltage
Rgen = 200 ; RL = 2.8 k
2.6
3.1
Ri
input resistance
1.4
2.8
4.2
k
Ci
input capacitance
57
pF
FM mixer outputs: pins MIX1OUT1 and MIX1OUT2
Ro
output resistance
100
k
Co
output capacitance
2
3.5
5
pF
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
nV
Hz
------------
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