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参数资料
型号： TLC3544CDWRG4
厂商： TEXAS INSTRUMENTS INC
元件分类： ADC
英文描述： 4-CH 14-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO20
封装： GREEN, PLASTIC, SOIC-20
文件页数： 20/42页
文件大小： 959K
代理商： TLC3544CDWRG4
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
相关PDF资料
PDF描述
TLC3544IPWRG4 4-CH 14-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO20
TLC3545IDGKRG4 1-CH 14-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO8
TLC3548CPW 8-CH 14-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO24
TLC3548IDW 8-CH 14-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO24
TLC3548IPW 8-CH 14-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO24
相关代理商/技术参数
参数描述
TLC3544CPW 功能描述:模数转换器 - ADC 14-bit 5V 200KSPS 4-Channel Unipolar RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
TLC3544CPWG4 功能描述:模数转换器 - ADC 14-bit 5V 200KSPS 4-Channel Unipolar RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
TLC3544CPWR 功能描述:模数转换器 - ADC 14-bit 5V 200KSPS 4-Channel Unipolar RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
TLC3544CPWRG4 功能描述:模数转换器 - ADC 14-bit 5V 200KSPS 4-Channel Unipolar RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
TLC3544EVM 功能描述:数据转换 IC 开发工具 TLC3544 Eval Mod RoHS:否 制造商:Texas Instruments 产品:Demonstration Kits 类型:ADC 工具用于评估:ADS130E08 接口类型:SPI 工作电源电压:- 6 V to + 6 V
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