tea6845h-v2 NXP Semiconductors, tea6845h-v2 Datasheet - Page 23

• Manufacturer Part Number: tea6845h-v2
• Description: New In Car Entertainment Nice Car Radio
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2003 Feb 04
R
C
MPX
t
t
RDS update: pin TRDSMUTE
I
I
D
G
RDS MPX output: pin RDSMPX; note 12
V
FM IF
V
V
B
R
RR
att
decay
dch
ch
SYMBOL
V
V
mute
offset(DC)
level
level(slope)
level
o(max)
L(max)
EMODULATOR
o
New In Car Entertainment (NICE) car radio
AFC
level
step
MUTE
LEVEL DETECTOR OUTPUT
maximum output
resistance
maximum load
capacitance
muting depth
attack time MPX mute
decay time MPX mute
discharge current
charge current
AFC gain
residual DC offset voltage
DC output voltage
level starting point for
adjustment of step size
slope of level voltage
level slope adjustment of
step size
bandwidth of level output
voltage
output resistance
ripple rejection
AFC
PARAMETER
:
PIN
V
level
; note 12
during RDS update
C
C
V
V
muted
L
L
V
V
level DAA
V
level DAA
standard setting of level slope 30
standard setting of level slope 650
V
V
standard setting of DAA
V
f
ripple
demod
demod
f = 100 kHz
o
o
i
i
i
i
i
DDA1(ripple)
TRDSMUTE
TRDSMUTE
V
V
V
V
= 10 V to 1 V
< 1 V; standard setting of
= 1 mV; standard setting of
= 1 mV
= 10 mV; f
= 3 V; audio output muted
= 3 V; audio output not
i
i
i
i
= 10 to 80 V
= 80 V to 800 mV
= 10 to 80 V
= 80 V to 800 mV
= 100 Hz
= typical value
= 6%
CONDITIONS
= 10 nF
= 10 nF
= 100 mV (RMS);
mod
23
= 22.5 kHz;
60
0.75
0.75
24
28
0
0.2
1.4
45
200
24
MIN.
80
1
1
32
32
0.1
10
0.240
25
0.6
1.9
40
800
50
300
40
32
TYP.
Product specification
500
50
1.25
1.25
38
1
30
1
500
7
1.1
2.5
50
950
75
500
TEA6845H
38
MAX.
pF
dB
ms
ms
dB
V
mV
V
mV
V
V
V
mV
kHz
dB
-------------- -
20 dB
-------------- -
20 dB
UNIT
A
A
mV
mV