參數(shù)資料
型號： ADS7833N
英文描述： 10-Channel, 12-Bit DATA ACQUISITION SYSTEM
中文描述： 10通道，12位數(shù)據(jù)采集系統(tǒng)
文件頁數(shù)： 2/12頁
文件大?。?/td> 150K
代理商： ADS7833N
ADS7833
2
RESOLUTION
12
Bit
ANALOG INPUT
Full Scale Voltage, Differential
G = 1.0V/V
G = 1.25V/V
G = 2.5V/V
G = 5.0V/V
±
2.5
±
2.0
±
1.0
±
0.5
V
V
V
V
V
pF
Common-Mode Voltage
Impedance
Capacitance
±
0.5
See Table VII
10
12
20
THROUGHPUT SPEED
Conversion Time
Complete Cycle
Throughput Rate
CLK = 2.1MHz
Acquire and Convert
6.1
6.6
μ
s
μ
s
kHz
150
200
SAMPLING DYNAMICS
S/H Droop Rate
S/H Acquisition Time
S/H Aperture Delay
S/H Aperture Jitter
Sampling Skew, Channel-to-Channel
0.1
0.5
50
50
3
μ
V/
μ
s
μ
s
ns
ps
ns
DC ACCURACY
Integral Linearity - ADC
Differential Linearity - ADC
No Missing Codes
Integral Linearity - Asynchronous, Synchronous
Differential Linearity - Asynchronous, Synchronous
Full Scale Error
Full Scale Error Other Gains
Full Scale Error Drift
±
0.5
±
0.5
±
2
LSB
LSB
Bits
LSB
LSB
12
0.5
0.5
±
3
±
3
2
4
±
100
±
100
±
15
±
20
G = 1.0V/V
% of FSR
% of FSR
ppm/
°
C
ppm/
°
C
LSB
LSB
ppm/
°
C
G = 1.0V/V
G = 2.5V/V
G = 1.0V/V
G = 1.0V/V
G = 1.0V/V
±
10
±
10
±
0.5
±
0.5
±
0.5
Zero Error - ADC
Zero Error - Asynchronous, Synchronous
Zero Error Drift
AC ACCURACY
Total Harmonic Distortion
f
IN
= 1kHz
f
= 1MHz
CMR
92
72
40
dB
dB
dB
V
CM
= 1V, f
CM
= 1MHz
REFERENCE
Internal Reference Voltage
Internal Reference Accuracy
Internal Reference Drift
Internal Reference Source Current
External Reference Voltage Range
for Specified Linearity
External Reference Current Drain
2.5
±
0.25
±
10
10
2.5
V
%
ppm/
°
C
μ
A
V
2.25
2.75
10
μ
A
DIGITAL INPUTS
Logic Levels
V
IL
V
IH
I
IL
I
Input Capacitance
0
1.5
+5
±
10
±
10
15
V
V
μ
A
μ
A
pF
+3.5
At All Digital Input Pins
DIGITAL OUTPUTS
Data Format
Data Coding
V
OL
V
Leakage Current
Output Capacitance
12-Bit Serial
BTC
I
SINK
= 1.6mA
I
SOURCE
= 500
μ
A
0
0.4
5
±
5
15
V
V
μ
A
pF
4.2
At All Digital Output Pins
SPECIFICATIONS
At V
ANA+
= +5V, V
ANA–
= –5V, V
DIG+
= +5V, V
DIG–
= –5V, and T
A
= –40
°
C to +85
°
C, using internal reference, f
CLOCK
= 2.1MHz.
ANALOG-TO-DIGITAL CONVERTER CHANNELS
ADS7833N
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
The information provided herein is believed to be reliable; however, BURR-BROWN assumes no responsibility for inaccuracies or omissions. BURR-BROWN assumes
no responsibility for the use of this information, and all use of such information shall be entirely at the user’s own risk. Prices and specifications are subject to change
without notice. No patent rights or licenses to any of the circuits described herein are implied or granted to any third party. BURR-BROWN does not authorize or warrant
any BURR-BROWN product for use in life support devices and/or systems.
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ADS7834E/250G4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12-Bit High Speed Low Power 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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