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參數(shù)資料
| 型號(hào)： | TSC2117IRGZT |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, QCC48 |
| 封裝： | 7 X 7 MM, GREEN, PLASTIC, VQFN-48 |
| 文件頁(yè)數(shù)： | 41/192頁(yè) |
| 文件大?。?/td> | 2728K |
| 代理商： | TSC2117IRGZT |
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TSC2117
Low-Power Audio Codec With Embedded miniDSP, Stereo Class-D
Speaker Amplifier, and Smart Four-Wire Touch-Screen Controller
www.ti.com
SLAS550A – APRIL 2009 – REVISED JUNE 2009
Page 1/Register 47: MIC PGA
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7
R/W
1
0: MIC PGA is controlled by bits D6–D0.
1: MIC PGA is at 0 dB.
D6–D0
R/W
000 0000
000 0000: PGA = 0 dB
000 0001: PGA = 0.5 dB
000 0010: PGA = 1 dB
...
111 0110: PGA = 59 dB
111 0111: PGA = 59.5 dB
111 1000–111 1111: Reserved. Do not write these sequences to these bits.
Page 1/Register 48: Delta-Sigma Mono ADC Channel Fine-Gain Input Selection for P-Terminal
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7–D6
R/W
00
00: MIC is not selected for the MIC PGA.
(1) (2)
01: MIC is selected for the MIC PGA with feed-forward resistance RIN = 10 k
.
10: MIC is selected for the MIC PGA with feed-forward resistance RIN = 20 k
.
11: MIC is selected for the MIC PGA with feed-forward resistance RIN = 40 k
.
D5–D4
R/W
00
00: AUX1 is not selected for the MIC PGA.
01: AUX1 is selected for the MIC PGA with feed-forward resistance RIN = 10 k
10: AUX1 is selected for the MIC PGA with feed-forward resistance RIN = 20 k
11: AUX1 is selected for the MIC PGA with feed-forward resistance RIN = 40 k
D3–D2
R/W
00
00: AUX2 is not selected for the MIC PGA.
01: AUX2 is selected for the MIC PGA with feed-forward resistance RIN = 10 k
10: AUX2 is selected for the MIC PGA with feed-forward resistance RIN = 20 k
11: AUX2 is selected for the MIC PGA with feed-forward resistance RIN = 40 k
D1–D0
R/W
00
Reserved. Write only zeros to these bits.
(1)
Program D7–D6 of registers 48 and 49 with same value.
(2)
Input impedance selection affects the microphone PGA gain. See the Analog Front End section for details.
Page 1/Register 49: ADC Input Selection for M-Terminal
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7–D6(
R/W
00
00: CM is not selected for the MIC PGA.
1) (2)
01: CM is selected for the MIC PGA with feed-forward resistance RIN = 10 k
.
10: CM is selected for the MIC PGA with feed-forward resistance RIN = 20 k
.
11: CM is selected for the MIC PGA with feed-forward resistance RIN = 40 k
.
D5–D4
00
00: AUX2 is not selected for the left MIC PGA.
01: AUX2 is selected for the MIC PGA with feed-forward resistance RIN = 10 k
.
10: AUX2 is selected for the MIC PGA with feed-forward resistance RIN = 20 k
.
11: AUX2 is selected for the MIC PGA with feed-forward resistance RIN = 40 k
.
D3–D0
R/W
0000
Reserved. Write only zeros to these bits.
(1)
Program D7–D6 of registers 48 and 49 with same value.
(2)
Input impedance selection affects the microphone PGA gain. See the Analog Front End section for details.
Page 1/Register 50: Input CM Settings
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7
R/W
0
0: MIC input is floating, if it is not used for the MIC PGA and analog bypass.
1: MIC input is connected to CM internally, if it is not used for the MIC PGA and analog bypass.
D6
R/W
0
0: AUX1 input is floating, if it is not used for the MIC PGA and analog bypass.
1: AUX1 input is connected to CM internally, if it is not used for the MIC PGA and analog bypass.
D5
R/W
0
0: AUX2 input is floating, if it is not used for the MIC PGA.
1: AUX2 input is connected to CM internally, if it is not used for the MIC PGA.
D4–D1
R/W
0000
Reserved. Write only zeros to these bits.
D0
R
0
0: Not all programmed analog gains to the ADC have been applied yet.
1: All programmed analog gains to the ADC have been applied.
REGISTER MAP
135
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TSC2117IRGZT | 制造商:Texas Instruments 功能描述:Touch Screen Controller IC |
| TSC22 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:EURO TERMINAL BLOCKS |
| TSC2200 | 制造商:BB 制造商全稱:BB 功能描述:PDA ANALOG INTERFACE CIRCUIT |
| TSC2200EVM | 功能描述:觸摸傳感器開發(fā)工具 Touch Screen Contr Eval Mod RoHS:否 制造商:Cypress Semiconductor 工具用于評(píng)估: 接口類型: 工作電壓: 最大工作溫度: |
| TSC2200IPW | 功能描述:觸摸屏轉(zhuǎn)換器和控制器 Prog 4-Wire w/12-Bit 125KHz ADC & Key Ifc RoHS:否 制造商:Microchip Technology 類型:Resistive Touch Controllers 輸入類型:3 Key 數(shù)據(jù)速率:140 SPS 分辨率:10 bit 接口類型:4-Wire, 5-Wire, 8-Wire, I2C, SPI 電源電壓:2.5 V to 5.25 V 電源電流:17 mA 工作溫度:- 40 C to + 85 C 封裝 / 箱體:SSOP-20 |
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