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參數(shù)資料
| 型號： | TDA7479 |
| 廠商： | 意法半導體 |
| 英文描述： | SINGLE CHIP RDS DEMODULATOR FILTER |
| 中文描述： | 單片RDS解調(diào)器過濾器 |
| 文件頁數(shù)： | 3/7頁 |
| 文件大?。?/td> | 55K |
| 代理商： | TDA7479 |
THERMAL DATA
Symbol
R
th j-amb
Description
DIP20
100
SO20
200
Unit
°
C/W
Thermal Resistance Junction-Ambient
Max
ELECTRICALCHARACTERISTICS
(T
amb
= 25
°
C, V
S
= 5V, unlessotherwise specified).
Symbol
V
S
I
S
Parameter
Test Condition
Min.
4.5
Typ.
5
7.5
Max.
5.5
11.0
Unit
V
mA
Supply voltage
Supply current
FILTER
f
C
Center frequency
3dB Bandwidth
Gain
Attenuation
56.5
2.5
18
18
50
35
80
1
30
57
3
20
22
60
45
120
57.5
3.5
22
kHz
kHz
dB
dB
dB
dB
K
M
dB
mV
RMS
mV
RMS
V
BW
G
A
f = 57kHz
f
±
4kHz
f = 38kHz
f = 67kHz
R
I
R
L
S/N
V
IN
Input impedance of MPX
Load impedance on FILOUT
Signal to noise ratio
MPX input signal
150
V
IN
= 3mV
RMS
f = 19kHz; T3
≤
40dB(1)
f = 57kHz (RDS+ ARI)
40
1000
50
V
REF
Reference
V
S
/2
DEMODULATOR
Input pins (EXTRES, FSEL, TM)
Input pin (OSEL)
I
PD
Input Current
I
PU
Input Current
V
IH
Input voltage high
V
IL
Input voltage low
Output pins (RDCL, RDDA, ARI, QUAL, T57)
V
OH
Ouput voltage high
V
OL
Output voltage low
all with internal pull down resistor
with internal pull up resistor
15
-25
0.7
V
S
0.8
V
S
0.2
V
S
V
IN
= 5V (pull-down input)
V
IN
= 0V (pull-up input)
30
-10
μ
A
μ
A
V
V
0.3
V
S
I
L
= 0.5mA
I
L
= 0.5mA
4
4.6
0.4
V
V
1
OSCILLATOR
VCLL
VCLH
Input level OSCIN pin
Input level OSCIN pin
Amplitude OSCOUT
Amplitude OSCIN
(for external drive)
OSEL = open circuit
OSEL = open circuit
OSEL = open circuit
OSEL = GND,
f = 4.332MHz
OSEL = GND,
f = 8.664MHz
OSEL = GND,
f = 17.328MHz
1
V
V
V
4
4.5
100
V
PP
mVpp
120
mVpp
150
mVpp
(1) The 3rd harmonic (57kHz) must be less than-40dB with respect to the input signal plus gain.
TDA7479
3/7
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| TDA7479_04 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:SINGLE CHIP RDS DEMODULATOR + FILTER |
| TDA7479_08 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Single chip RDS demodulator filter |
| TDA7479AD | 功能描述:射頻無線雜項 INFOTAINMENT SIGNAL RoHS:否 制造商:Texas Instruments 工作頻率:112 kHz to 205 kHz 電源電壓-最大:3.6 V 電源電壓-最小:3 V 電源電流:8 mA 最大功率耗散: 工作溫度范圍:- 40 C to + 110 C 封裝 / 箱體:VQFN-48 封裝:Reel |
| TDA7479ADTR | 功能描述:射頻無線雜項 SINGLE CHIP DEMOD RoHS:否 制造商:Texas Instruments 工作頻率:112 kHz to 205 kHz 電源電壓-最大:3.6 V 電源電壓-最小:3 V 電源電流:8 mA 最大功率耗散: 工作溫度范圍:- 40 C to + 110 C 封裝 / 箱體:VQFN-48 封裝:Reel |
| TDA7479D | 功能描述:音頻 DSP Chip RDS Demodulator RoHS:否 制造商:Texas Instruments 工作電源電壓: 電源電流: 工作溫度范圍: 安裝風格: 封裝 / 箱體: 封裝:Tube |
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