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參數資料
| 型號： | TDA7718N |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 消費家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PDSO28 |
| 封裝： | ROHS COMPLIANT, MO-153AC, TSSOP-28 |
| 文件頁數： | 1/40頁 |
| 文件大小： | 543K |
| 代理商： | TDA7718N |
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October 2009
Doc ID 16502 Rev 1
1/40
1
TDA7718N
3 band car audio processor
Features
■ Input multiplexer
– QD1: quasi-differential stereo inputs
– SE1: stereo single-ended input
– SE2: stereo single-ended input
– SE3: stereo single-ended input
– FD1 / SE4+SE5: 1 full-differential input or 2
stereo single-ended inputs
■ Loudness
–2nd order frequency response
– Programmable center frequency
(400 Hz / 800 Hz / 2400 Hz)
– 15dB with 1dB steps
– Selectable high frequency boost
– Selectable flat-mode (constant attenuation)
■ Volume
– +23 dB to -31 dB with 1 dB step resolution
– Soft-step control with programmable blend
times
■ Bass
–2nd order frequency response
– Center frequency programmable in 4 steps
(60 Hz / 80 Hz / 100 Hz / 200 Hz)
– Q programmable 1.0/1.25/1.5/2.0
– DC gain programmable
– -15 dB to 15 dB range with 1 dB resolution
■ Middle
–2nd order frequency response
– Center frequency programmable in 4 steps
(500 Hz / 1 kHz / 1.5 kHz / 2.5 kHz)
– Q programmable 0.75/1.0/1.25
– -15 dB to 15 dB range with 1 dB resolution
■ Treble
–2nd order frequency response
(10 kHz / 12.5 kHz / 15 kHz / 17.5 kHz)
– Center frequency programmable in 4 steps
(10 kHz / 12.5 kHz / 15 kHz / 17.5 kHz)
– -15 dB to 15 dB with 1 dB resolution
■ Speaker
– 4 independent soft step speaker controls
– +15 dB to -79 dB with 1 dB steps
– Direct mute
■ Subwoofer
–2nd order low pass filter with programmable
cut off frequency
(55 Hz / 85 Hz / 120 Hz / 160 Hz)
– 2 independent soft step level control,
+15 dB to –79 dB with 1 dB steps
■ Mute functions
– Direct mute
– Digitally controlled SoftMute with 4
programmable mute-times
(0.48 ms/0.96 ms/8 ms/16 ms)
■ Offset detection
– Offset voltage detection circuit for on-board
power amplifier failure diagnosis
Description
The TDA7718N is a high performance signal
processor specifically designed for car radio
applications. The device includes a high
performance audioprocessor with fully integrated
audio filters and new Soft Step architecture. The
digital control allows programming in a wide range
of filter characteristics.
Table 1.
Device summary
Order code
Package
Packing
TDA7718N
TSSOP28
Tube
TDA7718NTR
TSSOP28
Tape and reel
TSSOP28
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相關代理商/技術參數 |
參數描述 |
|---|---|
| TDA7718NTR | 功能描述:音頻放大器 3 BAND CAR AUDIO PROCESSOR RoHS:否 制造商:STMicroelectronics 產品: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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TDA7718TR | 功能描述:音頻放大器 3 Band Car Audio Processor RoHS:否 制造商:STMicroelectronics 產品: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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TDA7719 | 功能描述:音頻放大器 3 Band Car Audio Processor RoHS:否 制造商:STMicroelectronics 產品: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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TDA7719TR | 功能描述:音頻放大器 3 Band Car Audio Processor RoHS:否 制造商:STMicroelectronics 產品: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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TDA7730B | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:SINGLE CHIP RDS DEMODULATOR + FILTER |
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