TEA6845H/V2,557 NXP Semiconductors, TEA6845H/V2,557 Datasheet - Page 18

• Manufacturer Part Number: TEA6845H/V2,557
• Description: IC CAR RADIO TUNER 64-QFP
• Manufacturer: NXP Semiconductors

Specifications of TEA6845H/V2,557

• Frequency: AM, FM, WB
• Modulation Or Protocol: AM, FM
• Applications: AM/FM Radio Receiver
• Current - Receiving: 78mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 7.8 V ~ 9.2 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Sensitivity: -
• Memory Size: -
• Data Rate - Maximum: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 935262638557; TEA6845H/V2; TEA6845H/V2

Philips Semiconductors
2003 Feb 04
AM IF2 AGC
V
V
V
V
R
C
AM
V
(S+N)/N
THD
RR
t
t
Output: pin AMAFIF2
V
R
sw
settle
SYMBOL
AGC
i
AGC(start)
AGC(stop)
AGC(ctrl)
sens(rms)
o(rms)
i
i
o
New In Car Entertainment (NICE) car radio
DETECTOR
STAGE
input voltage
AGC start voltage
AGC stop voltage
AGC control voltage
AGC range
input resistance
input capacitance
sensitivity voltage
(RMS value)
maximum signal plus
noise-to-noise ratio
total harmonic distortion
ripple rejection
FM to AM switching time
AM AGC settling time
AM IF2 output voltage
(RMS value)
output resistance
:
PARAMETER
PINS
AMIF2IN
AND
AMIF2DEC; note 8
for
attenuation
input carrier voltage
maximum input peak voltage
V
between start and stop of
AGC; m = 0.8
m = 0.3; f
B
note 8
m = 0.3; f
B
B
AM IF2 AGC input
V
V
f
C
C
AM stereo; m = 0
AM mono; m = 0.3;
f
V
AM stereo
AM mono
ripple
mod
i
AF
AF
AF
i
DDA2(ripple)
i
AGC
AGC
AM soft mute on
AM soft mute off
(S+N)/N = 26 dB
(S+N)/N = 46 dB
m = 0.8; f
m = 0.9; f
m = 0.8; f
m = 0.9; f
normal operation
test mode
minimum at V
maximum at V
= 1 mV
= 100 V to 500 mV (RMS)
= 100 V to 500 mV (RMS)
= 2.5 kHz; R
= 2.5 kHz; R
= 2.5 kHz; C
= 400 Hz;
= 10 dB audio
= 100 Hz
= 22 F
= 22 F
CONDITIONS
mod
mod
mod
mod
mod
mod
= 100 mV (RMS);
= 400 Hz;
= 400 Hz;
18
= 400 Hz
= 400 Hz
= 100 Hz
= 100 Hz
i
i
gen
gen
AGC
= 14 V
= 5.0 mV
= 2 k ;
= 2 k
= 22 F;
1
4.1
1.8
54
30
1.5
130
240
MIN.
75
6
14
4.3
89
2
45
600
60
0.5
1
1.25
1.75
40
1000
3
180
290
TYP.
Product specification
120
10
30
4.7
2.2
5
65
900
1
2
2.5
3.5
1500
1800
180
4.5
230
340
500
500
TEA6845H
MAX.
V
V
dB
k
pF
dB
%
%
%
%
dB
ms
ms
ms
mV
mV
mV
UNIT
V
V
V
V
V