參數(shù)資料
型號： ADS1232REF
廠商： Texas Instruments
文件頁數(shù)： 14/39頁
文件大?。?/td> 0K
描述： EVALUATION MODULE FOR ADS1232
產(chǎn)品培訓模塊： Data Converter Basics
視頻文件： Nuts and Bolts of the Delta-Sigma Converter
標準包裝： 1
ADC 的數(shù)量： 1
位數(shù)： 24
采樣率（每秒）： 80
數(shù)據(jù)接口： 串行
輸入范圍： ±2.5 V
在以下條件下的電源（標準）： 7.1mW @ 5V
工作溫度： -40°C ~ 105°C
已用 IC / 零件： ADS1232
已供物品： 板
產(chǎn)品目錄頁面： 889 (CN2011-ZH PDF)
相關(guān)產(chǎn)品： ADS1232IPWRG4-ND - IC ADC 24-BIT 10/80SPS 24-TSSOP
296-25894-2-ND - IC ADC 24-BIT 10/80SPS 24-TSSOP
ADS1232IPWG4-ND - IC ADC 24-BIT 10/80SPS 24-TSSOP
296-18589-5-ND - IC ADC 24-BIT 10/80SPS 24-TSSOP
其它名稱： 296-20803
www.ti.com
STANDBY MODE
DRDY/DOUT
23
22
21
1
24
0
23
SCLK
Standby Mode
Start Conversion
Data Ready
t
9
t
10
t
11
SBAS350F – JUNE 2005 – REVISED FEBRUARY 2008
When t10 has passed with SCLK held high, Standby
mode will activate. DRDY/DOUT stays high when
Standby
mode
dramatically
reduces
power
Standby mode begins. SCLK must remain high to
consumption by shutting down most of the circuitry. In
stay in Standby mode. To exit Standby mode
Standby mode, the entire analog circuitry is powered
(wakeup), set SCLK low. The first data after exiting
down and only the clock source circuitry is awake to
Standby mode is valid.
reduce the wake-up time from the Standby mode. To
enter Standby mode, simply hold SCLK high after
DRDY/DOUT goes low; see Figure 37. Standby mode
can be initiated at any time during readback; it is not
necessary to retrieve all 24 bits of data beforehand.
Figure 37. Standby Mode Timing (can be used for single conversions)
SYMBOL
DESCRIPTION
MIN
MAX
UNITS
SPEED = 1
0
12.44
ms
SCLK high after DRDY/DOUT goes low
t9
(1)
to activate Standby mode
SPEED = 0
0
99.94
ms
SPEED = 1
12.46
ms
t10
(1)
Standby mode activation time
SPEED = 0
99.96
ms
SPEED = 1
52.51
ms
t11
(1)
Data ready after exiting Standby mode
SPEED = 0
401.8
ms
(1)
Values given for fCLK = 4.9152MHz. For different fCLK frequencies, scale proportional to CLK period. Expect a ±3% variation when an
internal oscillator is used.
Copyright 2005–2008, Texas Instruments Incorporated
21
Product Folder Link(s): ADS1232 ADS1234
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ADS1234 制造商:BB 制造商全稱:BB 功能描述:Ultra Low-Noise, 24-Bit Analog-to-Digital Converter
ADS1234IPW 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 24-Bit Ultra Low-Noise 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 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
ADS1234IPW 制造商:Texas Instruments 功能描述:IC ADC ULTRALOW NOISE 24BIT SMD 制造商:Texas Instruments 功能描述:IC, ADC, ULTRALOW NOISE, 24BIT, SMD 制造商:Texas Instruments 功能描述:IC, ADC, ULTRALOW NOISE, 24BIT, SMD; Resolution (Bits):24bit; Sampling Rate:80SPS; Supply Voltage Min:2.7V; Supply Voltage Max:5.3V; Supply Current:1.35mA; Digital IC Case Style:TSSOP; No. of Pins:28; Input Channel Type:Differential;;RoHS Compliant: Yes
ADS1234IPWG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 24-Bit Ultra Low-Noise 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 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
ADS1234IPWR 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 24-Bit Ultra Low-Noise 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 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
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