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參數資料
| 型號： | TLV1570IDW |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | ADC |
| 英文描述： | 8-CH 10-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO20 |
| 封裝： | GREEN, SOIC-20 |
| 文件頁數： | 29/32頁 |
| 文件大小： | 634K |
| 代理商： | TLV1570IDW |
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TLV1570
2.7 V TO 5.5 V 8-CHANNEL 10-BIT 1.25-MSPS
SERIAL ANALOG-TO-DIGITAL CONVERTER
SLAS169B – DECEMBER 1997– REVISED OCTOBER 2000
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
initialization-software sequence
This sequence shows the default settings, unless otherwise specified. The ADC requires that the user write to
it every cycle. There is a cycle delay before control bits are implemented.
Example 1. Normal Sample Mode With Internal Reference
CYCLE
WRITE TO
SDIN
CHANNEL
SAMPLED
OUTPUT FROM
SDOUT
COMMENT
1st
0040h
N/A
Invalid
No analog input channel sampled
2nd
01C0h
N/A
Invalid
No analog input channel sampled
3rd
0040h
3
From Channel 3
4th
8040h
0
From Channel 0
Software power down enabled
5th
0040h
N/A
Invalid
Software power-down mode, no analog input channel sampled
Wait 800 ns
Recovery time, no analog input channel sampled (16 SCLKs if AVDD = 5 V and
fCLK = 20 MHz)
6th
0140h
N/A
Invalid
Recovery time, no analog input channel sampled
7th
0040h
2
From Channel 2
Example 2. Auto Scan Mode
CYCLE
WRITE TO
SDIN
CHANNEL
SAMPLED
OUTPUT FROM
SDOUT
COMMENT
1st
0480h
N/A
Invalid
Autoscan reset enabled, no analog input channel sampled
2nd
0480h
N/A
Invalid
No analog input channel sampled
3rd
0400h
0
From Channel 0
4th
0400h
1
From Channel 1
5th
0400h
2
From Channel 2
6th
0400h
3
From Channel 3
7th
0400h
4
From Channel 4
8th
0400h
5
From Channel 5
9th
0400h
6
From Channel 6
10th
0400h
7
From Channel 7
11th
0400h
0
From Channel 0
NOTE: If software power down is enabled during auto-scan mode, the next channel in the sequence is skipped.
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相關代理商/技術參數 |
參數描述 |
|---|---|
| TLV1570IDWG4 | 功能描述:模數轉換器 - ADC 10-Bit 1.25 MSPS 8-Ch DSP 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 |
| TLV1570IDWR | 制造商:Texas Instruments 功能描述: |
| TLV1570IPW | 功能描述:模數轉換器 - ADC 10bit 1.25MSPS Ser 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 |
| TLV1570IPWG4 | 功能描述:模數轉換器 - ADC 10-Bit 1.25 MSPS 8-Ch DSP 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 |
| TLV1570IPWR | 功能描述:模數轉換器 - ADC 10-Bit 1.25 MSPS 8-Ch DSP 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 |
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