TEA7089A中文資料意法半導(dǎo)體數(shù)據(jù)手冊(cè)PDF規(guī)格書(shū)
TEA7089A規(guī)格書(shū)詳情
DESCRIPTION
The TEA7089A is a Telephone Analog Front End device, TAFE, which integrates the three basic functionsof a standard telephoneset :
- Speech network,
- DTMF generator,
- Ringer generator on buzzer.
A complete telephone set can be designed using TEA7089A associated with a low cost microcontroller.
. RING
- GENERATION OF 8 MELODY TONES(Including the 3 German Melody Tones)
- 4 STEPS DIGITAL CONTROL ON THE AM PLIFIER OUTPUT LEVEL
. SPEECH
- TRANSMITGAINEXTERNALLYADJUSTABLE
- RECEIVINGGAINEXTERNALLYADJUSTABLE
- AGCSLOPEEXTERNALLYPROGRAMMABLE
- SOFTCLIPPING ON SENDING CHANNEL
- RECEIVE AMPLIFIER FOR PIEZO OR ELECTRODYNAMIC TRANSDUCER
- +6dB MODE ON RECEIVE CHANNEL
- LINE POWER MANAGEMENT
. DIALING
- DTMF GENERATOR
- LOW DC MASK DURING MAKE PERIOD THROUGH MICROCONTROLLER SERIAL BUS INTERFACE
. MICROCONTROLLER INTERFACE
- 1.79MHzCLOCK OR 3.58MHzOSCILLATOR INPUT
. MICROCONTROLLER POWER SUPPLY
. MICROCONTROLLER CONTROL INTERFACE INCLUDING SERIAL BUS
. LINE CURRENT EXTRACTOR FOR SUPPLY OF EXTERNAL PERIPHERALS
產(chǎn)品屬性
- 型號(hào)：
TEA7089A
- 制造商：
STMICROELECTRONICS
- 制造商全稱：
STMicroelectronics
- 功能描述：
LOW-RANGE PHONE DEDICATED CHIP
| 供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫(kù)存 | 備注 | 價(jià)格 |
|---|---|---|---|---|---|---|---|
ST/意法 |
23+ |
NA/ |
3490 |
原廠直銷,現(xiàn)貨供應(yīng),賬期支持! |
詢價(jià) | ||
ST |
2020+ |
SOP28 |
80000 |
只做自己庫(kù)存,全新原裝進(jìn)口正品假一賠百,可開(kāi)13%增 |
詢價(jià) | ||
ST |
23+ |
SOP |
3000 |
全新原裝、誠(chéng)信經(jīng)營(yíng)、公司現(xiàn)貨銷售! |
詢價(jià) | ||
ST |
24+ |
SOP |
16800 |
絕對(duì)原裝進(jìn)口現(xiàn)貨,假一賠十,價(jià)格優(yōu)勢(shì)!? |
詢價(jià) | ||
PHILIPS |
24+ |
SMD |
6868 |
原裝現(xiàn)貨,可開(kāi)13%稅票 |
詢價(jià) | ||
ST |
SOP28 |
36900 |
集團(tuán)化配單-有更多數(shù)量-免費(fèi)送樣-原包裝正品現(xiàn)貨-正規(guī) |
詢價(jià) | |||
ST |
22+ |
SOP |
5000 |
只做原裝,假一賠十 15118075546 |
詢價(jià) | ||
ST |
2016+ |
SOP |
6523 |
只做原裝正品現(xiàn)貨!或訂貨! |
詢價(jià) | ||
PHILIPS |
23+ |
SMD |
3600 |
絕對(duì)全新原裝!現(xiàn)貨!特價(jià)!請(qǐng)放心訂購(gòu)! |
詢價(jià) | ||
ST |
22+ |
SOP28 |
41894 |
原裝正品現(xiàn)貨,可開(kāi)13個(gè)點(diǎn)稅 |
詢價(jià) |
