參數(shù)資料
型號(hào)： ADS7953SBRHBT
廠商： TEXAS INSTRUMENTS INC
元件分類： ADC
英文描述： 16-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PQCC32
封裝： GREEN, PLASTIC, PQFP-32
文件頁(yè)數(shù)： 61/63頁(yè)
文件大?。?/td> 1734K
代理商： ADS7953SBRHBT
www.ti.com
SLAS605A – JUNE 2008 – REVISED JANUARY 2010
ELECTRICAL CHARACTERISTICS, ADS7954/55/56/57 (continued)
+VA = 2.7 V to 5.25 V, +VBD = 1.7 V to 5.25 V, Vref = 2.5 V ± 0.1 V, TA = -40°C to 125°C, fsample = 1 MHz (unless otherwise
noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Integral linearity
–0.5
±0.2
0.5
LSB(2)
Differential linearity
–0.5
±0.2
0.5
LSB
Offset error(3)
–1.5
±0.5
1.5
LSB
Range 1
–1
±0.1
1
Gain error
LSB
Range 2
±0.1
SAMPLING DYNAMICS
Conversion time
20 MHz SCLK
800
nSec
Acquisition time
325
nSec
Maximum throughput rate
20 MHz SCLK
1.0
MHz
Aperture delay
5
nsec
Step response
150
nsec
Over voltage recovery
150
nsec
DYNAMIC CHARACTERISTICS
Total harmonic distortion(4)
100 kHz
–80
dB
Signal-to-noise ratio
100 kHz
60
dB
Signal-to-noise + distortion
100 kHz
60
Spurious free dynamic range
100 kHz
82
dB
Full power bandwidth
At –3 dB
47
MHz
Any off-channel with 100kHz, Full-scale input to
–95
channel being sampled with DC input.
Channel-to-channel crosstalk
dB
From previously sampled to channel with 100kHz,
–85
Full-scale input to channel being sampled with DC
input.
EXTERNAL REFERENCE INPUT
Vref reference voltage at REFP
2.0
2.5
3.0
V
Reference resistance
100
k
ALARM SETTING
Higher threshold range
000
FFC
Hex
Lower threshold range
000
FFC
Hex
DIGITAL INPUT/OUTPUT
Logic family
CMOS
VIH
0.7*(+VBD)
VIL
+VBD = 5 V
0.8
Logic level
VIL
+VBD = 3 V
0.4
V
VOH
At Isource = 200 mA
Vdd-0.2
VOL
At Isink = 200 mA
0.4
Data format MSB first
MSB First
POWER SUPPLY REQUIREMENTS
+VA supply voltage
2.7
3.3
5.25
V
+VBD supply voltage
1.7
3.3
5.25
V
At +VA = 2.7 to 3.6 V and 1MHz throughput
1.8
mA
At +VA = 2.7 to 3.6 V static state
1.05
1
mA
Supply current (normal mode)
At +VA = 4.7 to 5.25 V and 1 MHz throughput
2.3
3
mA
At +VA = 4.7 to 5.25 V static state
1.1
1.5
mA
(2)
LSB means Least Significant Bit.
(3)
Measured relative to an ideal full-scale input
(4)
Calculated on the first nine harmonics of the input frequency.
Copyright 2008–2010, Texas Instruments Incorporated
7
相關(guān)PDF資料
PDF描述
ADS7953SRHBT 16-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PQCC32
ADS803E 1-CH 12-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PDSO28
ADS8342IBPFBTG4 4-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PQFP48
ADS8412IPFBTG4 1-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PQFP48
ADS8412IBPFBTG4 1-CH 16-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PQFP48
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ADS7953SDBT 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12B 1MSPS 16Ch Sgl ended micro Pwr 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
ADS7953SDBTG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12B 1MSPS 12Ch sr i/f SAR ADC 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
ADS7953SDBTR 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12B 1MSPS 16Ch Sgl ended micro Pwr 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
ADS7953SDBTRG4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12B 1MSPS 12Ch sr i/f SAR ADC 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
ADS7953SRHBR 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12B 1MSPS 16Ch Sgl End MicroPwr SAR ADC 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
發(fā)布緊急采購(gòu)，3分鐘左右您將得到回復(fù)。

采購(gòu)需求

(若只采購(gòu)一條型號(hào)，填寫(xiě)一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購(gòu)。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

發(fā)布成功！您可以繼續(xù)發(fā)布采購(gòu)。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

*型號(hào) *數(shù)量 廠商 批號(hào) 封裝
添加更多采購(gòu)

我的聯(lián)系方式

*
*
*