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SA2104CS PDF даташит

Спецификация SA2104CS изготовлена ​​​​«Silan Microelectronics» и имеет функцию, называемую «3V AM/FM +MPX TUNER IC».

Детали детали

Номер произв SA2104CS
Описание 3V AM/FM +MPX TUNER IC
Производители Silan Microelectronics
логотип Silan Microelectronics логотип 

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SA2104CS Даташит, Описание, Даташиты
SA2104C/SA2104CS
3V AM/FM +MPX TUNER IC (FOR DIGITAL TUNING SYSTEM)
DESCRIPTION
The SA2104C/SA2104CS are single-chip tuner ICs that incorporate
FM/AM and MPX circuits, which are designed for portable radios and 3V
headphone radios.
The SA2104C/SA2104CS are suitable for digital tuning system
applications. FM local oscillation voltage is set up low relativity, for NEW
FCC.
S D IP -24-300-1.778
FEATURES
* Operating supply voltage range: VCC=1.8~10V (Tamb=25°C)
* For NEW FCC
* FM/AM and MPX integrated in a single-chip.
* Build in FM/AM IF count buffer.
FM: 1.3375MHz (1/8 dividing)
AM: 450kHz
* Build in mute circuit for IF count output according to field strength.
* Build in FM MPX VCO circuit
* Build in FM/AM OSC buffer output for DTS applications.
* Build in AM low cut circuit
* Build in stereo indicator.
* Low supply current. (VCC=3V, Tamb=25°C)
ICCq (FM)=11.0mA (Typ.)
ICCq (AM)=7.5mA (Typ.)
SSOP-24-300-0.65
ORDERING INFORMATION
Part No.
SA2104C
SA2104CS
Package
SDIP-24-300-1.778
SSOP-24-300-0.65
BLOCK DIAGRAM
24 21
FM FM
RFOUT OSC
19
OSC
OUT
18 17
ST LED IF REQ
15
MPX IN
23
RF
VCC
2
FM
FM RF
RFIN
1
RF
GND
20
AM
OSC
AM
OSC
FM
OSC
BUF
ST
SW
IF
REQ
AF
ST/MO
FM/AM
FM
MIX
BUF
Level
det
IF
BUFF
1/8
Stereo
Decoder
14
LPF1
13
LPF2
11
AM
DET
MUTE ROUT
12
LOUT
22
AM
RFIN
AM AM
FM
MIX
AGC
AM IF
FM IF
DET
MIX
OUT 4
AGC
9
AM
IFIN 6
FM
IFIN
7
QUAD
10
DET
OUT 16
VCC 5
GND 8
AM LOW
CUT
3
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
Rev: 1.1 2005.10.26
Page 1 of 13









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SA2104CS Даташит, Описание, Даташиты
SA2104C/SA2104CS
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
SA2104C
Power Dissipation
SA2104CS
PD (note)
1200
500
mW
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 SA2104C of 4mW/°C for SA2104CS.
OPERATING 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
Quiescent Current
ICC(FM) Vin=0, FM mode
ICC(AM) Vin=0, AM mode
Input Limiting Voltage
F/E
Local OSC BUFFER
OUTPUT Voltage
Vin=60 dBµV EMF
Vin(lim)
-3dB limiting
VOSC (buff)
fOSC=108.7MHz
FM
Input Limiting Voltage
Vin=80dBµV EMF
Vin(lim) IF
-3dB limiting
Recovered Output Voltage VOD Vin=80dBµV EMF
Signal To Noise Ratio
S/N Vin=80dBµV EMF
Total Harmonic Distortion THD Vin=80dBµV EMF
AM Rejection Ration
FM IF
IF Count Output
Frequency
AMR Vin=80dBµV EMF
fIF (FM) Vin=80dBµV EMFSW7: ON
IF Count Output Voltage
Vin=80dBµV EMF
VIF (FM)
SW7: ON
IF Count Output
Sensitivity
IF sens
SW7: ON
(FM)
Gain
GV Vin=27dBµV EMF
Recovered Output Voltage VOD Vin=60dBµV EMF
Signal To Noise Ratio
S/N Vin=60dBµV EMF
Total Harmonic Distortion THD Vin=60dBµV EMF
AM
Local OSC Buffer Output VOSC (buff)
fOSC=1.45MHz
Voltage
AM
IF Count Output Voltage
Vin=60dBµV EMF,
VIF (AM)
SW7: ON
IF Count Output
Sensitivity
IF sens
SW7: ON
(AM)
Min.
--
--
--
Typ.
11.0
7.5
10
Max.
18
14
--
Unit
mA
dBµV
EMF
23 35
-- mVrms
dBµV
35 38 47
EMF
200 270 300 mVrms
-- 75 -- dB
-- 0.3 --
%
-- 60 -- dB
1.3373 1.3375 1.3377 MHz
200 260
-- mVp-p
dBµV
40 45 50
EMF
20 38 70 mVrms
60 90 120 mVrms
-- 41 -- dB
-- 0.7 --
%
44 66
-- mVrms
200 250
-- mVp-p
dBµV
38 43 48
EMF
(To be continued)
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
Rev: 1.1 2005.10.26
Page 2 of 13









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SA2104CS Даташит, Описание, Даташиты
SA2104C/SA2104CS
(Continued)
Parameter
Pin (17) Output Resistance
Input Resistance
Output Resistance
Max. Composite Signal
Input Voltage
Separation
MPX
Total
Harmonic
Distortion
Monaural
Stereo
Voltage Gain
Channel Balance
Stereo ON
LED
OFF
Sensitivity
Stereo LED Hysteresis
Capture Range
Signal To Noise Ratio
Muting Attenuation
Symbol
Test Condition
Min.
FM mode
R17
AM mode
--
--
RIN --
--
ROUT --
--
Vin MAX
(Stereo)
L+R=90%, P=10%,
SW3: LPF ON fm=1kHz,
THD=3%
--
L+R=180mVrms, fm=100Hz
--
Sep P=20mVrms fm=1kHz
SW3: LPF ON fm=10kHz
35
--
THD
Vin=200mVrms
(Monaural)
--
THD L+R=180mVrms, P=20mVrms
--
(Stereo) SW3: LPF ON
GV Vin=200mVrms
-2.7
C.B. Vin=200mVrms
-1.5
VL (ON)
Pilot input(19KHZ)
VL (OFF)
--
5
Typ.
0.75
15.5
55
5
700
44
44
44
0.3
0.3
-1.2
0
10
8
Max.
--
--
--
--
Unit
k
k
k
-- mVrms
--
-- dB
--
--
%
--
0.2 dB
1.5 dB
14
mVrms
--
To LED turn off from LED turn
VH -- 2 -- mVrms
on
C.R. P=15mVrms
-- ±8 -- %
S/N Vin=200mVrms
-- 80 -- dB
MUTE Vin=200mVrms
-- 80 -- dB
COIL DATA
Coil No.
Test
Freq.
L1 FM RF
100MHz
L2 FM OSC
T1 AM OSC
T2 AM IFT
100MHz
796kHz
455kHz
L
(µH)
--
--
268
--
Co
(pF)
--
--
--
470
Qo Turns
Wire
1-2 2-3 1-3 1-4 4-6
(mm)
1
79 -- -- -- 2
-- 0.16UEW
2
76 -- -- -- 2 -- 0.16UEW
65
19 95
--
--
-- 0.05UEW
60 -- -- 109 -- 7 0.05UEW
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
Rev: 1.1 2005.10.26
Page 3 of 13










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