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參數(shù)資料
| 型號： | ALD500RAU-20DE |
| 廠商： | Advanced Linear Devices, Inc. |
| 英文描述： | PRECISION INTEGRATING ANALOG PROCESSOR WITH PRECISION VOLTAGE REFERENCE |
| 中文描述： | 精密集成了模擬處理器，高精度電壓基準 |
| 文件頁數(shù)： | 5/12頁 |
| 文件大小： | 93K |
| 代理商： | ALD500RAU-20DE |
ALD500RAU/ALD500RA/ALD500R
Advanced Linear Devices
5
DC & AC ELECTRICAL CHARACTERISTICS
T
A
= 25
°
C V supply =
±
5.0V unless otherwise specified; C
AZ
= C
REF
= 0.47
μ
f
500RAU
Typ
500RA
Typ
500R
Typ
0.6
Parameter
Supply Current
Symbol
I
S
Min
Max
1.0
Min
Max
1.0
Min
Max
1.0
Unit
mA
Test Conditions
V
+
= 5V ,
A =1,B=1
0.6
0.6
Power Dissipation
P
D
10
10
10
mW
V supply=
±
5V
Positive Supply Range
V
+S
4.5
5.5
4.5
5.5
4.5
5.5
V
Note 4
Negative Supply
Range
V
-S
-4.5
-5.5
-4.5
-5.5
-4.5
-5.5
V
Note 4
Comparator Logic 1,
Output High
V
OH
4
4
4
V
I
SOURCE
= 400
μ
A
Comparator Logic 0,
Output Low
V
OL
0.4
0.4
0.4
V
I
SINK
= 1.1mA
Logic 1, Input High
Voltage
V
IH
3.5
3.5
3.5
V
Logic 0, Input Low
Voltage
V
IL
1
1
1
V
Logic Input Current
I
L
0.01
0.01
0.01
μ
A
Comparator Delay
t
D
1
1
1
μ
sec
Note 5
Figure 3. ALD500R TIMING DIAGRAM
~
~
~
66.667 msec.
123,093
Clock Pulses
Positive Input Signal
Negative Input Signal
~
66.667 msec.
0.5416
μ
s
123,093
Clock Pulses
~
~
C
OUT
B INPUT
A INPUT
1.8432 MHz Clock
1 Conversion Cycle
Auto Zero
Phase
Input Signal
Integration
Phase
Reference
Voltage
Deintegration
Phase
Integrator Zero
Phase
Auto Zero
Phase
Fixed number
of clock pulses
by design.
Variable
number of
clock pulses.
~
Clock data in
or clock data out
of counters within the
the microcontroller
or fixed logic controller,
as needed.
Fixed period of
approx.1 msec.
At V
MAX,
max. number of
clock pulses
NOT VALID
Stop counter upon
detection of comparator
output going from high
to low state.
START DEINTEGRATION CYCLE
START INTEGRATION CYCLE
START
CONVERSION
CYCLE
~
~
~
START INTEGRATOR ZERO CYCLE
C
NOT VALID
REPEAT
CONVERSION
CYCLE
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| ALD500RAU-20PE | 功能描述:模數(shù)轉換器 - ADC 18 Bt A/D w20 ppm VR RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結構:Sigma-Delta 轉換速率: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 |
| ALD500RAU-20PEI | 制造商:ALD 制造商全稱:Advanced Linear Devices 功能描述:PRECISION INTEGRATING ANALOG PROCESSOR WITH PRECISION VOLTAGE REFERENCE |
| ALD500RAU-20PEIL | 功能描述:模數(shù)轉換器 - ADC 18 Bt A/D w20 ppm VR RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結構:Sigma-Delta 轉換速率: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 |
| ALD500RAU-20PEL | 功能描述:模數(shù)轉換器 - ADC 18 Bt A/D w20 ppm VR RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結構:Sigma-Delta 轉換速率: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 |
| ALD500RAU-20QE | 制造商:ALD 制造商全稱:Advanced Linear Devices 功能描述:PRECISION INTEGRATING ANALOG PROCESSOR WITH PRECISION VOLTAGE REFERENCE |
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