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參數(shù)資料
| 型號： | TWL1110GQER |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PBGA80 |
| 封裝： | PLASTIC, BGA-80 |
| 文件頁數(shù)： | 25/40頁 |
| 文件大?。?/td> | 564K |
| 代理商： | TWL1110GQER |
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TWL1110
VOICE-BAND AUDIO PROCESSOR (VBAP
)
SLWS103 – NOVEMBER 2000
31
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PRINCIPLES OF OPERATION
using VBAP as a general purpose voice codec
In situations when a general purpose voice codec is needed and programming features are not necessary, the
receive and transmit channels can be enabled for voice mode only by setting the powerup select pin to VCC level.
When set to default, the following features are activated:
D REF is powered up
D Ear Amp1 selected, Ear Amp 2 = OFF
D Receive channel enabled
D MIC bias enabled
D MIC 2 selected
D Transmit channel enabled
D Side tone enabled – Gain = –12 dB
D TX channel high pass filter disabled
D TX channel slope filter enabled
D RX channel HP filter disabled (low pass only)
D Buzzcon disabled
D Linear mode only
D TX and RX channel normal mode (no loopback)
D Tone mode disabled (voice mode only)
D MIC Amp 1 gain = 23.5 dB
MIC Amp 2 gain
=
6 dB
TX PGA gain
=
0 dB
Total TX gain
=
29.5 dB
D Receive PGA
=
– 4 dB
Receive PGA 2
=
0 dB
Volume
=
0 dB
Total RX gain
=
– 4 dB
D Clock = 2.048 MHz
相關(guān)PDF資料 |
PDF描述 |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TWL1110PBS | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| TWL1110PBSR | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| TWL1110TQFP | 制造商:TI 制造商全稱:Texas Instruments 功能描述:VOICE-BAND AUDIO PROCESSOR VBAPE |
| TWL1200 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:SDIO, UART, AND AUDIO VOLTAGE-TRANSLATION TRANSCEIVER |
| TWL1200IPFBRQ1 | 功能描述:轉(zhuǎn)換 - 電壓電平 SDIO,UART,and Audio Vltg-Level Xcvr RoHS:否 制造商:Micrel 類型:CML/LVDS/LVPECL to LVCMOS/LVTTL 傳播延遲時(shí)間:1.9 ns 電源電流:14 mA 電源電壓-最大:3.6 V 電源電壓-最小:3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MLF-8 |
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