- 您現在的位置：買賣IC網 > PDF目錄98219 > THS1403QPFB (TEXAS INSTRUMENTS INC) 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP48 PDF資料下載
參數資料
| 型號： | THS1403QPFB |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | ADC |
| 英文描述： | 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP48 |
| 封裝： | PLASTIC, TQFP-48 |
| 文件頁數： | 7/30頁 |
| 文件大?。?/td> | 475K |
| 代理商： | THS1403QPFB |
第1頁第2頁第3頁第4頁第5頁第6頁當前第7頁第8頁第9頁第10頁第11頁第12頁第13頁第14頁第15頁第16頁第17頁第18頁第19頁第20頁第21頁第22頁第23頁第24頁第25頁第26頁第27頁第28頁第29頁第30頁
THS1401, THS1403, THS1408
14-BIT, 1/3/8 MSPS DSP COMPATIBLE ANALOG-TO-DIGITAL CONVERTERS
WITH INTERNAL REFERENCE AND PGA
SLAS248B – DECEMBER 1999 – REVISED JANUARY 2001
15
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PRINCIPLES OF OPERATION
registers
The device contains several registers. The A register is selected by the values of bits A1 and A0:
A1
A0
Register
0
Conversion result
0
1
PGA
1
0
Offset
1
Control
Tables 1 and 2 describe how to read the conversion results and how to configure the data converter. The default
values (were applicable) show the state after a power-on reset.
Table 1. Conversion Result Register, Address 0, Read
BIT
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
Function
MSB
...
…
LSB
The output can be configured for two’s complement or straight binary format (see D11/control register).
The output code is given by:
2s complement:
Straight binary:
–8192 at
IN = –REF
0
at
IN = –REF
0
at
IN = 0
8192
at
IN = 0
8191
IN = –REF – 1 LSB
16383 at
IN = –REF – 1 LSB
1LSB
+ 2DREF
16384
Table 2. PGA Gain Register, Address 1, Read/Write
BIT
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
Function
X
G2
G1
G0
Default
0
The PGA gain is determined by writing to G2–0.
Gain (dB) = 1dB
× G2–0. max = 7dB. The range of G2–0 is 0 to 7.
Table 3. Offset Register, Address 2, Read/Write
BIT
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
Function
X
MSB
…
LSB
Default
0
The offset correction range is from –128 to 127 LSB. This value is added to the conversion results from the ADC.
相關PDF資料 |
PDF描述 |
|---|---|
| THS14F01CPFB | 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP48 |
| THS14F01IPFB | 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP48 |
| THS14F03CPFB | 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP48 |
| THS14F03IPFBG4 | 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP48 |
| THS14F03IPFB | 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP48 |
相關代理商/技術參數 |
參數描述 |
|---|---|
| THS1403QPHP | 功能描述:模數轉換器 - ADC 14-Bit 1/3/8 MSPS DSP-Compatible ADC RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32 |
| THS1403QPHPEP | 功能描述:模數轉換器 - ADC Mil Enhanc 14B 1/3/8 MSPS DSP Comp ADC RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32 |
| THS1408 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:14-Bit, 1/3/8 MSPS, DSP-COMPATIBLE ANALOG-TO-DIGITAL CONVERTERS WITH INTERNAL REFERENCE AND PGA |
| THS1408CPFB | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| THS1408-EP | 制造商:TI 制造商全稱:Texas Instruments 功能描述:14-BIT, 1/3/8 MSPS DSP COMPATIBLE ANALOG-TO-DIGITAL CONVERTERS WITH INTERNAL REFERENCE AND PGA |
發布緊急采購，3分鐘左右您將得到回復。