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參數資料
型號: TLC3548CPWR
廠商: TEXAS INSTRUMENTS INC
元件分類: ADC
英文描述: 8-CH 14-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO24
封裝: GREEN, PLASTIC, TSSOP-24
文件頁數: 20/44頁
文件大小: 1000K
代理商: TLC3548CPWR
TLC3544, TLC3548
5-V ANALOG, 3-/5-V DIGITAL, 14-BIT, 200-KSPS, 4-/8-CHANNELS SERIAL
ANALOG-TO-DIGITAL CONVERTERS WITH 0-5 V (PSEUDODIFFERENTIAL) INPUTS
SLAS266C – OCTOBER 2000 – REVISED MAY 2003
27
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
conversion operation (continued)
1st Sweep
1st FIFO Read
Configure
2nd FIFO Read
***
CH0
CH1
CH2
CH3
CH0
*
*
*
*
*
Hi-Z
***
Command = Configure Write for Mode 10, FIFO
Threshold = 1/2 Full, Sweep Sequence: 0–1–2–3
**
COMMAND = Select Any Channel
*
COMMAND = Read FIFO
**
**
Conversion
From CH0
Conversion
From CH3
Conversion
From CH0
Conversion
From CH3
2nd Sweep
Using Existing
Configuration
Read FIFO After FIFO Threshold Is Hit
CS
FS
SDI
INT
SDO
Don’t Care
Figure 17. Mode 10, FS Initiates Operations
1st Sweep
1st FIFO Read
Configure
2nd FIFO Read
Hi-Z
***
Command = Configure Write for Mode 10, FIFO
Threshold = 1/2 Full, Sweep Sequence: 0–0–2–2
**
COMMAND = Select Any Channel
*
COMMAND = Read FIFO
Conversion
From CH0
Conversion
From CH2
Conversion
From CH0
Conversion
From CH2
2nd Sweep
Using Existing
Configuration
Read FIFO After FIFO Threshold Is Hit, FS Initiates Select Period
CS Tied
to Low
FS
SDI
INT
***
CH0
CH2
CH0
*
*
*
*
*
**
SDO
**
CSTART
Don’t Care
Figure 18. Mode 10, CSTART Initiates Operations
START 2nd Round SWEEP CONVERSION,
the DATA of the 1st Round Are Lost
CS
FS=High
SDI
INT
SDO
READ the DATA of 2nd
Sweep From FIFO
CH1
CH3
CH2
CH0
START 2nd Sweep conversion immediately (NO FIFO READ) after the 1st SWEEP completed.
***
***
Command = Configure Write for Mode 11, FIFO
Threshold = 1/2 Full, Sweep Sequence: 0–1–2–3
**
COMMAND = Select Any Channel
*
COMMAND = Read FIFO
**
*
**
Configure
Conversion
From CH0
Conversion
From CH3
Conversion
From CH3
Conversion
From CH0
Conversion
From CH0
Don’t Care
Figure 19. Mode 11, CS Initiates Operations
相關PDF資料
PDF描述
TLC3548IPWR 8-CH 14-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO24
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相關代理商/技術參數
參數描述
TLC3548CPWRG4 功能描述:模數轉換器 - ADC 14-bit 5V 200KSPS 8-Channel Unipolar 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
TLC3548EVM 功能描述:數據轉換 IC 開發工具 TLC3548 Eval Module RoHS:否 制造商:Texas Instruments 產品:Demonstration Kits 類型:ADC 工具用于評估:ADS130E08 接口類型:SPI 工作電源電壓:- 6 V to + 6 V
TLC3548IDW 功能描述:模數轉換器 - ADC 14-bit 5V 200KSPS 8-Channel Unipolar 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
TLC3548IDWG4 功能描述:模數轉換器 - ADC 14-bit 5V 200KSPS 8-Channel Unipolar 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
TLC3548IDWR 功能描述:模數轉換器 - ADC 14-bit 5V 200KSPS 8-Channel Unipolar 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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