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參數(shù)資料
| 型號(hào)： | TDA7340G013TR |
| 廠(chǎng)商： | STMICROELECTRONICS |
| 元件分類(lèi)： | 音頻控制 |
| 英文描述： | 2 CHANNEL(S), TONE CONTROL CIRCUIT, PQFP44 |
| 封裝： | 10 X 10 MM, PLASTIC, QFP-44 |
| 文件頁(yè)數(shù)： | 27/28頁(yè) |
| 文件大?。?/td> | 376K |
| 代理商： | TDA7340G013TR |
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ELECTRICAL CHARACTERISTICS (continued)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
NOISE INTERFERENCE DETECTOR
VTR
Trigger Threshold 7) 8)
(see pulse slope fig 3)
meas. with
VRECT = 1.2V
NTB = 10
100
mVP
NTB = 01
130
mVP
NTB = 10
160
mVP
NTB = 01
190
mVP
meas. with
VRECT = 1.4V
NTB = 00
150
mVP
NTB = 11
200
mVP
NTB = 10
250
mVP
NTB = 01
300
mVP
VRECT
Rectifier Voltage
VMPXIN = 0mV
0.5
0.9
1.3
V
VMPXIN = 50mV;f = 200KHz
1.9
V
VMPXIN = 100mV; f = 200KHz
2.0
2.9
3.4
V
TS
Suppression Pulse Duration
CBLANK = 470pF
40
s
IOS
Input Offset Current During
Suppression Time
10
pA
VRECTDEV
Deviation Dependent Rectifier
Voltage 9)
meas. with
VMPX =500mV
(75KHz dev.)
OVD = 11(off)
0.9
V
OVD = 10
1.3
V
OVD = 01
2.3
V
OVD = 00
3.2
V
VRECTFS
Field strength Controlled Rectifier
Voltage 10)
meas. with
VMPX =
0mV,
VSB = VR = -
500 mV (Fully
Mono)
FSC = 11(off)
0.9
V
FSC = 10
1.2
V
FSC = 01
1.8
V
FSC = 00
2.2
V
NOTES TO THE CHARACTERISTICS
1) INTERMODULATION SUPPRESSION
α2 =
VO
(signal) (at1KHz)
VO
(spurious) (at1KHZ)
; fs = (2 x 10KHz) - 19KHz
α3 =
VO
(signal) (at1KHz)
VO
(spurious) (at1KHZ)
; fs = (3 x 13KHz) - 38KHz
measured with : 91% mono signal; 9% pilot signal; fm=10KHz or 13KHz
2) TRAFFIC RADIO (V.F.) suppression
α57 (V.W.F.) =
VO(signal) (at1KHz)
VO
(spurious) (at1KHZ ±23Hz)
measured with : 91% stereo signal; 9% pilot signal; fm=1KHz; 5% subcarrier
(f=57KHz, fm = 23Hz AM, m = 60%)
TDA7340G
8/27
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