參數(shù)資料
型號： ADS7823E250
英文描述： 12-Bit, Sampling A/D Converter with I2C?? INTERFACE
中文描述： 12位，采樣A / D轉(zhuǎn)換器，帶有I2C？？接口
文件頁數(shù)： 3/15頁
文件大小： 275K
代理商： ADS7823E250
ADS7823
SBAS180B
3
DIGITAL INPUT/OUTPUT
Logic Family
Logic Levels: V
IH
CMOS
+V
DD
0.7
–0.3
+V
DD
+ 0.5
+V
DD
0.3
0.4
10
V
V
V
μ
A
μ
A
V
IL
V
OL
At min 3mA Sink Current
V
IH
= +V
+0.5
V
IL
= -0.3
Input Leakage: I
IH
I
IL
-10
Data Format
Straight
Binary
ADS7823 HARDWARE ADDRESS
10010
Binary
POWER SUPPLY REQUIREMENTS
Power Supply Voltage, +V
DD
Quiescent Current
Specified Performance
High Speed Mode: SCL = 3.4MHz
Fast Mode: SCL = 400kHz
Standard Mode, SCL = 100kHz
High Speed Mode: SCL = 3.4MHz
Fast Mode: SCL = 400kHz
Standard Mode, SCL = 100kHz
High Speed Mode: SCL = 3.4MHz
Fast Mode: SCL = 400kHz
Standard Mode, SCL = 100kHz
SCL Pulled HIGH, SDA Pulled HIGH
2.7
3.6
370
V
μ
A
μ
A
μ
A
μ
W
μ
W
μ
W
μ
A
μ
A
μ
A
nA
250
137
109
680
370
290
60
23
5.4
2
Power Dissipation
1000
Powerdown Mode
w/Wrong Address Selected
Full Powerdown
3000
TEMPERATURE RANGE
Specified Performance
–40
85
°
C
Specifications same as ADS7823E.
NOTES: (1) LSB means Least Significant Bit. With V
REF
equal to 2.5V, 1LSB is 610
μ
V. (2) THD measured out to the 9th-harmonic.
ELECTRICAL CHARACTERISTICS: +2.7V
(Cont.)
At T
A
= –40
°
C to +85
°
C, +V
DD
= +2.7V, V
REF
= +2.5V, SCL Clock Frequency = 3.4MHz (High Speed Mode) unless otherwise noted.
ADS7823E
ADS7823EB
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
RESOLUTION
12
Bits
ANALOG INPUT
Full-Scale Input Range
Input Capacitance
Input Leakage Current
0
V
REF
V
pF
μ
A
25
±
1
SYSTEM PERFORMANCE
No Missing Codes
Integral Linearity Error
Differential Linearity Error
Offset Error
Gain Error
Noise
Power Supply Rejection
12
Bits
LSB
(1)
LSB
LSB
LSB
μ
Vrms
dB
±
1.0
±
2
±
0.5
±
0.5
±
0.75
±
0.75
±
1
±
3
±
3
–0.5, +1.0
±
1.0
±
1.0
33
82
–1, +3
±
4
±
4
SAMPLING DYNAMICS
Throughput Frequency
High Speed Mode: SCL = 3.4MHz
Fast Mode: SCL = 400kHz
Standard Mode, SCL = 100kHz
50
8
2
kHz
kHz
kHz
μ
s
Conversion Time
8
AC ACCURACY
Total Harmonic Distortion
Signal-to-Ratio
Signal-to-(Noise+Distortion) Ratio
Spurious Free Dynamic Range
V
IN
= 2.5V
PP
at 10kHz
V
IN
= 2.5V
PP
at 10kHz
V
IN
= 2.5V
PP
at 10kHz
V
IN
= 2.5V
PP
at 10kHz
–82
72
71
86
dB
(2)
dB
dB
dB
VOLTAGE REFERENCE INPUT
Range
Resistance
Current Drain
0.05
V
DD
V
All Modes
1.0
20
G
μ
A
At Code 800H, HS Mode: SCL = 3.4MHz
ELECTRICAL CHARACTERISTICS: +5V
At T
A
= –40
°
C to +85
°
C, +V
DD
= +5.0V, V
REF
= +5.0V, SCL Clock Frequency = 3.4MHz (High Speed Mode) unless otherwise noted.
ADS7823E
ADS7823EB
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ADS7823E2K5 制造商:BB 制造商全稱:BB 功能描述:12-Bit, Sampling A/D Converter with I2C?? INTERFACE
ADS7823EB/250 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12-Bit Low Power I2C Serial Sampling 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
ADS7823EB/250G4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12-Bit Low Power I2C Serial Sampling 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
ADS7823EB/2K5 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12-Bit Low Power I2C Serial Sampling 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
ADS7823EB/2K5G4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12-Bit Low Power I2C Serial Sampling 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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