參數(shù)資料
型號： ADS774JU
英文描述： Microprocessor-Compatible Sampling CMOS ANALOG-to-DIGITAL CONVERTER
中文描述： 微處理器兼容采樣CMOS模擬數(shù)字轉(zhuǎn)換器
文件頁數(shù)： 2/13頁
文件大?。?/td> 413K
代理商： ADS774JU
ADS774
2
SPECIFICATIONS
ELECTRICAL
At T
A
= T
MIN
to T
MAX
, V
DD
= +5V, V
EE
= –15V to +5V, sampling frequency of 117kHz, f
IN
= 10kHz; unless otherwise specified.
ADS774JE, JP, JU
ADS774KE, KP, KU
PARAMETER
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
RESOLUTION
12
6
Bits
INPUTS
ANALOG
Voltage Ranges: Unipolar
0 to +10, 0 to +20
±
5,
±
10
12
50
V
V
k
k
Bipolar
Impedance: 0 to +10V,
±
5V
8.5
35
6
6
6
6
±
10V, 0V to +20V
DIGITAL
(CE, CS, R/C, A
O
, 12/8)
Voltages: Logic 1
Logic 0
Current
Capacitance
+2.0
–0.5
–5
+5.5
+0.8
+5
6
6
6
6
6
6
V
V
μ
A
pF
0.1
5
6
6
TRANSFER CHARACTERISTICS
DC ACCURACY
At +25
°
C
Linearity Error
Unipolar Offset Error (adjustable to zero)
Bipolar Offset Error (adjustable to zero)
Full-Scale Calibration Error
(1)
(adjustable to zero)
No Missing Codes Resolution
T
MIN
to T
(3)
Linearity Error
Full-Scale Calibration Error
Unipolar Offset
Bipolar Offset
No Missing Codes Resolution
±
1
±
2
±
10
±
0.25
±
1/2
6
±
4
6
LSB
LSB
LSB
% of FS
(2)
12
12
Bits
±
1
±
1/2
±
0.37
±
3
±
5
LSB
% of FS
LSB
LSB
Bits
±
0.47
±
4
±
12
12
12
AC ACCURACY
(4)
Spurious Free Dynamic Range
Total Harmonic Distortion
Signal-to-Noise Ratio
Signal-to-(Noise + Distortion) Ratio
Intermodulation Distortion
F
IN1
= 20kHz, F
IN2
= 23kHz)
73
78
–77
72
71
–75
76
6
6
6
6
6
dB
dB
dB
dB
–72
–75
69
68
71
70
TEMPERATURE COEFFICIENTS
(5)
Unipolar Offset
Bipolar Offset
Full-Scale Calibration
±
1
±
2
±
12
6
6
6
ppm/
°
C
ppm/
°
C
ppm/
°
C
POWER SUPPLY SENSITIVITY
Change in Full-Scale Calibration
(6)
+4.75V < V
DD
< +5.25V
Max Change
±
1/2
6
LSB
CONVERSION TIME
(Including Acquisition Time)
t
AQ
+ t
at 25
°
C:
8-Bit Cycle
12-Bit Cycle
12-Bit Cycle, T
MIN
to T
MAX
:
5.5
7.5
8
5.9
8
8.5
6
6
6
6
6
6
μ
s
μ
s
μ
s
SAMPLING DYNAMICS
Sampling Rate at 25
°
C
T
MIN
to T
MAX
Aperture Delay, t
AP
With V
EE
= +5V
With V
= 0V to –15V
Aperture Uncertainty (Jitter)
With V
EE
= +5V
With V
= 0V to –15V
Settling time to 0.01% for
Full-Scale Input Change
125
117
6
6
kHz
kHz
20
1.6
6
6
ns
μ
s
300
10
1.4
6
6
6
ps, rms
ns, rms
μ
s
相關(guān)PDF資料
PDF描述
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ADS7800BH 12-Bit 3ms Sampling ANALOG-TO-DIGITAL CONVERTER
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ADS774JU/1K 功能描述:模數(shù)轉(zhuǎn)換器 - ADC Mcrprcsr-Compatible Sampling CMOS 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
ADS774JU/1KE4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC Mcrprcsr-Compatible Sampling CMOS 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
ADS774JUE4 功能描述:模數(shù)轉(zhuǎn)換器 - ADC Mcrprcsr-Compatible Sampling CMOS 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
ADS774JUG4 制造商:Texas Instruments 功能描述:
ADS774KE 功能描述:模數(shù)轉(zhuǎn)換器 - ADC Mcrprcsr-Compatible Sampling CMOS 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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