TEA6843 PHILIPS [NXP Semiconductors], TEA6843 Datasheet - Page 20

• Manufacturer Part Number: TEA6843
• Description: New In Car Entertainment (NICE) extended car radio
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
2003 Dec 19
V
FM signal channel
RF AGC (FM
FM mixer inputs: pins FMMIXIN1 and FMMIXIN2
V
AGC control: pin T2FMAGC
R
V
PIN diode drive output: pin IFMAGC
I
I
I
Level voltage: pin V
V
FM RF
FM mixer inputs: pins FMMIXIN1 and FMMIXIN2
V
V
R
C
FM mixer outputs: pins MIX1OUT1 and MIX1OUT2
R
C
sink(AGC)(max)
source(AGC)(max)
source(AGC)
AGC
i(RF)(rms)
O(ref)
th
i(RF)(max)
i(n)(eq)
source
i
i
o
o
New In Car Entertainment (NICE)
extended car radio
SYMBOL
MIXER
DISTANCE MODE
AM noise blanker AGC
voltage
RF input voltage for
start of wideband AGC
(RMS value)
source resistance
DC output reference
voltage
maximum AGC sink
current
maximum AGC source
current
AGC source current
level
threshold voltage for
narrow-band AGC
maximum RF input
voltage
equivalent input noise
voltage
input resistance
input capacitance
output resistance
output capacitance
PARAMETER
)
AM mixer 1 input V
data byte 5: bit 5 = 1, bit 6 = 1
data byte 5: bit 5 = 0, bit 6 = 1
data byte 5: bit 5 = 1, bit 6 = 0
data byte 5: bit 5 = 0, bit 6 = 0
data byte 5: bit 5 = 0, bit 6 = 0;
V
V
V
byte 5: bit 5 = 0, bit 6 = 0,
bit 7 = 0; data byte 4: bit 1 = 0
V
V
byte 5: bit 5 = 0, bit 6 = 0,
bit 7 = 0; data byte 4: bit 1 = 0
AM mode
V
bit 0 = 0, bit 1 = 1, bit 2 = 0
(FM local)
data byte 5: bit 5 = 0, bit 6 = 0,
bit 7 = 1
1 dB compression point of
FM mixer output voltage
(peak-to-peak value)
R
FMMIXIN1-FMMIXIN2
IFMAGC
T2FMAGC
IFMAGC
T2FMAGC
IFMAGC
gen
= 200 ; R
= 2.5 V;
= 2.5 V;
= 2.5 V; data byte 4:
CONDITIONS
= V
= V
20
O(ref)
O(ref)
L
= 2.8 k
+ 0.5 V; data
= 0 V
i
= 0 V
0.5 V; data
2.1
4
3.8
8
600
70
1.4
100
2
14
19
4.4
MIN.
2.45
4
8
12
16
5
4.1
10.5
750
140
2.6
2.8
5
3.5
10.5
14
3.7
TYP.
TEA6843HL
Product specification
2.85
6
4.4
14
900
3.1
4.2
7
5
8
10
2.7
MAX.
V
mV
mV
mV
mV
k
V
mA
mA
mA
mA
mV
mV
k
pF
k
pF
----------- -
UNIT
nV
Hz