Product overview
概要
The TDA7721 is a high performance signal processor specifically designed for car radio applications. The device includes a high performance audio processor with fully integrated audio filters and new SoftStep architecture. The digital control allows programming in a wide range of filter characteristics.-
All features
- Input multiplexer
- QD1 to QD2: quasi-differential stereo input
- SE1 to SE3: stereo single-ended input
- InGain
- 6 dB with 1 dB steps
- Loudness
- 2ndorder frequency response
- Programmable center frequency (400 Hz / 800 Hz / 2400 Hz)
- 15 dB with 1 dB steps
- Selectable high frequency boost
- Selectable flat-mode (constant attenuation)
- Volume
- +23 dB to -79 dB with 1 dB step resolution
- SoftStep control with programmable blend times
- EQ1
- 2ndorder frequency response
- Center frequency programmable in 4 steps (63 Hz / 80 Hz/ 100 Hz /125 Hz)
- Q programmable in 4 steps (1.0/1.25/1.5/2.0)
- -15 to 15 dB range with 1 dB resolution
- EQ2
- 2ndorder frequency response
- Center frequency programmable in 4 steps (200 Hz/ 250 Hz/ 315 Hz/ 400 Hz)
- Q programmable in 4 steps (1.0/1.25/1.5/2.0)
- -15 to 15 dB range with 1 dB resolution
- EQ3
- 2ndorder frequency response
- Center frequency programmable in 4 steps (630 Hz/ 800 Hz/ 1 kHz/ 1.25 kHz)
- Q programmable in 4 steps (0.75/1.0/1.25/2)
- -15 to 15 dB range with 1 dB resolution
- EQ4
- 2ndorder frequency response
- Center frequency programmable in 4 steps (2 kHz/ 2.5 kHz/ 3.15 kHz/ 4 kHz)
- Q programmable in 4 steps (0.75/1.0/1.25/2)
- -15 to 15 dB range with 1 dB resolution
- EQ5
- 2ndorder frequency response
- Center frequency programmable in 4 steps (6.3 kHz/ 8 kHz / 10 kHz/ 12.5 kHz)
- Q programmable in 4 steps (0.75/1.0/1.25/2)
- -15 to 15 dB range with 1 dB resolution
- Highpass
- 2ndorder frequency response
- Center frequency programmable in 5 steps (63 Hz / 100 Hz / 120 Hz / 150 Hz/ 180 Hz)
- Subwoofer
- 2ndorder low pass filter
- Programmable cut off frequency
- (55 Hz / 85 Hz / 120 Hz / 160 Hz)
- Speaker
- 6 independent soft step speaker controls
- +15 dB to -79 dB with 1 dB steps
- Three selectable output DC level
- Direct mute
- 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
- Input multiplexer
注目ビデオ
All resources
| Resource title | Latest update |
|---|
製品スペック (1)
| Resource title | Latest update | |||
|---|---|---|---|---|
| 16 Jun 2015 |
16 Jun 2015
|
EDA Symbols, Footprints and 3D Models
STMicroelectronics - TDA7721
Speed up your design by downloading all the EDA symbols, footprints and 3D models for your application. You have access to a large number of CAD formats to fit with your design toolchain.
Symbols
Footprints
3D models
品質 & 信頼性
| 製品型番 | Marketing Status | パッケージ | グレード | RoHSコンプライアンスグレード | 材料宣誓書** |
|---|---|---|---|---|---|
| TDA7721TR |
NRND
|
TSSOP-28 | オートモーティブ | Ecopack2 |
TDA7721TR
Package:
TSSOP-28Material Declaration**:
PDF(**) st.comで提供している材料宣誓書は、パッケージ･ファミリ内で最も一般的に使用されているパッケージに基づく汎用ドキュメントの場合があります。そのため、特定の製品では100%正確ではない可能性があります。特定の製品情報については、セールスサポートまでお問い合わせください
サンプル & 購入
| 製品型番 | 販売代理店から購入 | STから購入 | 製品ステータス | ECCN (US) | ECCN (EU) | 梱包タイプ | パッケージ | 温度（℃） | Country of Origin | Budgetary Price (US$)*/Qty | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 最小 | 最大 | |||||||||||
| TDA7721TR |
販売代理店に在庫がない場合は、STのセールス･オフィスまでお問い合わせください |
NRND
|
EAR99 | NEC | Tape And Reel | TSSOP-28 | - | - | PHILIPPINES | 1.8 / 1k | ||
製品ステータス
NRNDECCN (US)
EAR99Budgetary Price (US$)*/Qty
1.8 / 1k（*）概算用の希望小売単価（US$）です。現地通貨でのお見積りについては、STのセールス･オフィスまたは販売代理店までお問い合わせください。
