參數(shù)資料
型號： TDA7540NTR
廠商： STMICROELECTRONICS
元件分類： 調(diào)諧器
英文描述： 2-BAND, AUDIO TUNER, PQFP80
封裝： 14 X 14 MM, 1.40 MM HEIGHT, ROHS COMPLIANT, LQFP-80
文件頁數(shù)： 8/76頁
文件大?。?/td> 1225K
代理商： TDA7540NTR
Electrical specifications
TDA7540N
Adjacent channel ISS filter threshold
VNTH
Internal low threshold
ACNTH
0
V
VNTH
Internal high threshold
ACNTH
0.24
0.3
0.36
V
VWTH
Internal low threshold
ACWTH
0.2
0.25
0.3
V
VWTH
Internal high threshold
ACWTH
0.76
0.95
1.14
V
Multipath threshold
VTHMP
Internal low threshold
MPTH
0.40
0.50
0.60
V
VTHMP
Internal high threshold
MPTH
1.0
1.25
1.5
V
ISS filter time constant
I27,I28
Charge current low mid
TISS, ISSCTL = 1
-96
-74
-54
μA
I27,I28
Charge current high mid
TISS, ISSCTL = 1
-60
μA
I27,I28
Charge current low narrow
TISS, ISSCTL = 1
-165
-124
-87
μA
I27,I28
Charge current high narrow
TISS, ISSCTL = 1
-110
μA
I27,I28
Discharge current low
TISS, ISSCTL = 0
-0.4
1
2.0
μA
I27,I28
Discharge current high
TISS, ISSCTL = 0
10
15
20
μA
V27,V28
Low voltage
ISSCTL = 0
0.1
0.2
V
V27,V28
High voltage
ISSCTL = 1
4.6
4.9
V
ISS filter switch threshold
V27,V28
Threshold ISS on
ISSCTL = 0
3
V
V27,V28
Threshold ISS off
ISSCTL = 0
1
V
V27,V28
Threshold ISS narrow on
ISSCTL = 0
4
V
V27,V28
Threshold ISS narrow off
ISSCTL = 0
2
V
I3
Charge current low
TDEV
-20
-32
-40
μA
I3
Charge current high
TDEV
-30
-39
-48
μA
I3
Discharge current low
TDEV
0.5
1
1.5
μA
I3
Discharge current high
TDEV
5.5
8
10.5
μA
DEVWTH
Internal low threshold
DWTH
30
kHz
DEVWTH
Internal high threshold
DWTH
75
kHz
RATIOmin
Referred to threshold
DTH
1
RATIOmax
Referred to threshold
DTH
1.5
Table 6.
FM section electrical characteristics (continued)
(Tamb = 25°C, VCC1 = VCC2 = VCC3 = VCCST= VCCVCO = VCCMIX1 = VCCMIX2 = VCCIF1 = 8.5V,
fRF = 98MHz, dev= 40kHz, fMOD = 1kHz, fXtal = 10.25MHz, in application circuit, unless
otherwise specified).
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TDA7541 功能描述:音頻放大器 AM/FM car radio Tuner IC Decoder RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TDA7541B 功能描述:音頻放大器 AM/FM car radio Tuner IC Decoder RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TDA7541BW 功能描述:音頻放大器 AM/FM car radio Tuner IC Decoder RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TDA7541BWTR 功能描述:音頻放大器 AM/FM car radio Tuner IC Decoder RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TDA7541TR 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:AM/FM car radio tuner IC with stereo decoder and intelligent selectivity system
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