參數(shù)資料
型號： TLC3544CDWRG4
廠商： Texas Instruments, Inc.
英文描述： 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
中文描述： 5 - V模擬，3-/5-V數(shù)字，14位，200 kSPS的，4-/8-CHANNELS串行模數(shù)位0-5五（擬微分）輸入變換器
文件頁數(shù)： 27/40頁
文件大小： 790K
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
ì
ì
***
ììì
ìì
ìì
CH0
CH1
CH2
CH3
CH0
ììì
ììì
*
ììììììì
ììììììì
ì
ì
*
Hi-Z
Threshold = 1/2 Full, Sweep Sequence: 0
–
1
–
2
–
3
** COMMAND = Select Any Channel
* COMMAND = Read FIFO
**
ìì
ìì
ìì
ìì
ìì
ìì
ììì
ììì
**
**
**
ìì
ìì
ìì
ìì
ìì
ìì
ìì
ìì
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
ìì
ìì
ìì
CH0
CH0
CH2
CH2
ììììììììì
ììììììììì
CH0
ììììììììììì
ììììììììììì
*
ìì
ìì
*
ìììì
ìììì
ì
ì
*
ì
SDO
CSTART
ìì
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
ìììììì
ìììììì
ììì
ìì
ìì
CH1
CH3
CH2
CH0
ìì
ìì
ìì
ìì
ìììì
ìììì
START 2nd Sweep conversion immediately (NO FIFO READ) after the 1st SWEEP completed.
ì
ì
ìì
ìì
ìì
ìì
ìì
ìì
ìì
ìì
ìì
ìì
ìì
ìì
ì
ì
ìì
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
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TLC3544CPWG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 14-bit 5V 200KSPS 4-Channel Unipolar RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
TLC3544CPWR 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 14-bit 5V 200KSPS 4-Channel Unipolar RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
TLC3544CPWRG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 14-bit 5V 200KSPS 4-Channel Unipolar RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
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