SA2104 Datasheet, PDF (2/12 Pages) Silan Microelectronics Joint-stock – 3V AM/FM+MPX TUNER IC(FOR DIGITAL TUNING SYSTEM)

SA2104/SA2104S
MAXIMUM RATINGS (Tamb=25°C)
Parameter
Symbol
Rating
Unit
Maximum Supply Voltage
VCC
14
V
Indicator Drive Current
ILED
10
mA
Indicator Voltage
VLED
8
V
SA2104
1200
Power Dissipation
PD (note)
mW
SA2104S
500
Operating Temperature
Topr
-20~+70
°C
Storage Temperature
Tstg
-40~+125
°C
Note: Derated above Tamb=25°C in the proportion of 9.6mW/°C for SA2104 of 4mW/°C for SA2104S.
ELECTRICAL CHARACTERISTICS (Unless otherwise specified, Tamb=25°C, VCC=3V, F/E : f=98 MHz,
fm=1 kHz ,FM IF : f=10.7 MHz, ∆f =±22.5 kHz, fm= 1 kHz . AM : f=1 MHz, MOD=30%, fm=1 kHz. MPX: fm=1kHz)
Parameter
Symbol
Test Condition
Min. Typ. Max. Unit
Quiescent Current
ICC(FM) VIN=0, FM mode
ICC(AM) VIN=0, AM mode
--
11.0
18
mA
--
7.5
14
VIN=60 dBµV EMF
Input Limiting Voltage
Vin(lim)
-3dB limiting
F/E
Local OSC BUFFER VOSC (buff)
FOSC=108.7MHz
OUTPUT Voltage
FM
dBµV
--
10
--
EMF
23
35
-- mVrms
Input Limiting Voltage
VIN=80dBµV EMF
Vin(lim) IF
-3dB limiting
dBµV
35
38
47
EMF
Recovered Output Voltage VOD VIN=80dBµV EMF
200 270 300 mVrms
Signal To Noise Ratio
S/N VIN=80dBµV EMF
--
75
--
dB
Total Harmonic Distortion
THD VIN=80dBµV EMF
--
0.3
--
%
FM AM Rejection Ration
IF IF Count Output
Frequency
AMR
fIF (FM)
VIN=80dBµV EMF
VIN=80dBµV EMF
SW7: ON
--
60
--
dB
1.3373 1.3375 1.3377 MHz
IF Count Output Voltage
VIN=80dBµV EMF
VIF (FM)
SW7: ON
200 260
-- mVp-p
IF sens
IF Count Output Sensitivity
SW7: ON
(FM)
dBµV
40
45
50
EMF
Gain
GV VIN=27dBµV EMF
20
38
70 mVrms
Recovered Output Voltage VOD VIN=60dBµV EMF
60
90
120 mVrms
Signal To Noise Ratio
S/N VIN=60dBµV EMF
--
41
--
dB
Total Harmonic Distortion
THD VIN=60dBµV EMF
AM _{Local OSC Buffer Output VOSC (buff)}
fOSC=1.45MHz
Voltage
AM
--
0.7
44
66
IF Count Output Voltage VIF (AM) VIN=60dBµV EMF, SW7: ON 200
250
IF sens
IF Count Output Sensitivity
SW7: ON
(AM)
38
43
--
%
-- mVrms
-- mVp-p
dBµV
48
EMF
(TO be continued)
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:2.0 2004.07.31
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