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参数资料
| 型号： | ALD500RA-10SEL |
| 厂商： | Advanced Linear Devices Inc |
| 文件页数： | 8/12页 |
| 文件大小： | 0K |
| 描述： | IC ADC 17BIT 20SOIC |
| 标准包装： | 36 |
| 位数： | 17 |
| 转换器数目： | 1 |
| 功率耗散（最大）： | 10mW |
| 电压电源： | 双 ± |
| 工作温度： | 0°C ~ 70°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 20-SOIC |
| 供应商设备封装： | 20-SOIC |
| 包装： | 管件 |
| 输入数目和类型： | * |
ALD500RAU/ALD500RA/ALD500R
Advanced Linear Devices
5
DC & AC ELECTRICAL CHARACTERISTICS
TA = 25°C V supply = ±5.0V unless otherwise specified; CAZ = CREF = 0.47f
500RAU
500RA
500R
Parameter
Symbol
Min
Typ
Max
Min
Typ
Max
Min
Typ
Max
Unit
Test Conditions
Supply Current
IS
0.6
1.0
0.6
1.0
0.6
1.0
mA
V
+ = 5V , A =1,B=1
Power Dissipation
PD
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,
VOH
44
4
V
ISOURCE = 400A
Output High
Comparator Logic 0,
VOL
0.4
V
ISINK = 1.1mA
Output Low
Logic 1, Input High
VIH
3.5
V
Voltage
Logic 0, Input Low
VIL
11
1
V
Voltage
Logic Input Current
IL
0.01
A
Comparator Delay
tD
11
1
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
s
123,093
Clock Pulses
~ ~
COUT
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 VIN MAX,
max. number of
clock pulses
= 246,185
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
COUT
NOT VALID
REPEAT
CONVERSION
CYCLE
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相关代理商/技术参数 |
参数描述 |
|---|---|
| ALD500RA-20PE | 制造商:ALD 制造商全称:Advanced Linear Devices 功能描述:PRECISION INTEGRATING ANALOG PROCESSOR WITH PRECISION VOLTAGE REFERENCE |
| ALD500RA-20PEI | 制造商:ALD 制造商全称:Advanced Linear Devices 功能描述:PRECISION INTEGRATING ANALOG PROCESSOR WITH PRECISION VOLTAGE REFERENCE |
| ALD500RA-20PEIL | 功能描述:模数转换器 - ADC 17 Bt A/D w20 ppm VR RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32 |
| ALD500RA-20PEL | 功能描述:模数转换器 - ADC 17 Bt A/D w20 ppm VR RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32 |
| ALD500RA-20QE | 制造商:ALD 制造商全称:Advanced Linear Devices 功能描述:PRECISION INTEGRATING ANALOG PROCESSOR WITH PRECISION VOLTAGE REFERENCE |
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