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參數(shù)資料
| 型號(hào)： | TDA7514 |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | SINGLE-CHIP FM/AM TUNER WITH STEREO DECODER AND AUDIO PROCESSOR |
| 中文描述： | 單芯片F(xiàn)M /調(diào)幅調(diào)諧立體聲解碼器和音頻處理器 |
| 文件頁(yè)數(shù)： | 10/74頁(yè) |
| 文件大?。?/td> | 604K |
| 代理商： | TDA7514 |
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TDA7514
10/74
Symbol
Parameter
Test Condition
Min
Typ
Max
Unit
Gvlpf
Gain of LPF
14
dB
Idischarl
discharge current low at
DEVTC
6
μ
A
Idischarh
discharge current high at
DEVTC
20
μ
A
Idischarstep
discharge current step at
DEVTC
2
μ
A
Vth1
Low threshold1
15
kHz
dev
Vth2
Low threshold2
20
kHz
dev
Vth3
Low threshold3
28
kHz
dev
Vth4
Low threshold4
44
kHz
dev
Rdev1
Ratio of Vthreshold between
strong and high deviation
Vthhighdev/Vthdev
1
Rdev2
Ratio of Vthreshold between
strong and high deviation
Vthhighdev/Vthdev
1.3
Rdev3
Ratio of Vthreshold between
strong and high deviation
Vthhighdev/Vthdev
1.4
Rdev4
Ratio of Vthreshold between
strong and high deviation
Vthhighdev/Vthdev
1.5
DEVdesens1
Offset1 for Vsoftmute for
desens
referred to soft mute threshold
50
mV
DEVdesens2
Offset2 for Vsoftmute for
desens
referred to soft mute threshold
150
mV
Field Strength ISS ( FSISS )
Vthisissl
Low offset for Vthsm of
softmute by Smeter(1ms)
referred to soft mute threshold
-467
mV
Vthisissh
High offset for Vthsm of
softmute by Smeter(1ms)
referred to soft mute threshold
+467
mV
Vthisissstep
Step offset for Vthsm of
Softmute by Smeter(1ms)
67
mV
SoftMute by Smeter
Vthsm1
Threshold level1
T14<1:0>=00
0.3
V
Vthsm2
Threshold level2
T14<1:0>=01
0.4
V
Vthsm3
Threshold level3
T14<1:0>=10
1.6
V
Vthsm4
Threshold level4
T14<1:0>=11
1.8
V
Attsmmax
Maximum attenuation
21.5
dB
Attsmmin
Minimum attenuation
4.5
dB
Attsmstep
Step attenuation
2.5
dB
Table 3. (continued)
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