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參數(shù)資料
| 型號： | TEA7089A |
| 廠商： | 意法半導體 |
| 英文描述： | Low-Range Phone Dedicated Chip(電話模擬前端) |
| 中文描述： | 低幅度電話專用芯片（電話模擬前端） |
| 文件頁數(shù)： | 11/17頁 |
| 文件大小： | 155K |
| 代理商： | TEA7089A |
Codes
a3
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Keyboard
Remarks
a5
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”2”
”1”
”A”
”3”
”8”
”7”
”C”
”9”
”5”
”4”
”B”
”6”
”0”
”*”
”D”
”#”
1336Hz + 697Hz
1209Hz + 697Hz
1633Hz + 697Hz
1477Hz + 697Hz
1336Hz + 852Hz
1209Hz + 852Hz
1633Hz + 852Hz
1477Hz + 852Hz
1336Hz + 770Hz
1209Hz + 770Hz
1633Hz + 770Hz
1477Hz + 770Hz
1336Hz + 941Hz
1209Hz + 941Hz
1633Hz + 941Hz
1477Hz + 941Hz
822Hz Ring Signal
744Hz Ring Signal
1005Hz Ring Signal
909Hz Ring Signal
1187Hz Ring Signal
1074Hz Ring Signal
1451Hz Ring Signal
1312Hz Ring Signal
Speech Mode
Dialing Mode or Ring Start
Earphone & Microphone Mute
Microphone Mute
Mask/No Mask
Normal/+6dB on Receive Channel
Reset Pin Control
Initialization Code
AGC / No AGC
1.79MHz Ext Clock & Oscillator Stand by /
3.58MHz Ceramic (toggle)
Minimum Ring Level (level 1)
Intermediate Low Ring Level (level 2)
Intermediate High Ring Level (level 3)
Maximum Ring Level (level 4)
In DTMF
Dialing
In Ring
Mode
”+6dB”
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7
MICROCONTROLLER INTERFACE WITH TEA7089A
(continued)
TEA7089A
11/17
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| TEA7089 | LOW-RANGE PHONE DEDICATED CHIP |
| TEA7089AFP | LOW-RANGE PHONE DEDICATED CHIP |
| TEA7091 | Telephone Analog Front End(電話模擬前端) |
| TEA7092 | TELEPHONE ANALOG FRONT END |
| TEA7092TQ | TELEPHONE ANALOG FRONT END |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TEA7089AFP | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:LOW-RANGE PHONE DEDICATED CHIP |
| TEA7091 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:TELEPHONE ANALOG FRONT END |
| TEA7092 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:TELEPHONE SET INTEGRATED CIRCUIT |
| TEA7092TQ | 制造商:STMicroelectronics 功能描述:SPEECH NETWORK ADVANCED 46DB 44TQFP - Trays |
| TEA7092TQT | 制造商:STMicroelectronics 功能描述:SPEECH NETWORK ADVANCED 46DB 44TQFP - Tape and Reel |
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