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參數(shù)資料
| 型號： | AD7816 |
| 廠商： | Analog Devices, Inc. |
| 元件分類： | 溫度/濕度傳感器 |
| 英文描述： | 10-Bit ADCs with On-Chip Temperature Sensor(10位A/D轉(zhuǎn)換器) |
| 中文描述： | 10位ADC的片上溫度傳感器（10位的A / D轉(zhuǎn)換器） |
| 文件頁數(shù)： | 3/16頁 |
| 文件大?。?/td> | 230K |
| 代理商： | AD7816 |
–3–
REV. 0
AD7816/AD7818–SPECIFICATIONS
1
(V
DD
= +2.7 V to +5.5 V, GND = 0 V, REF
IN
= +2.5 V unless
Parameter
A Version
otherwise noted)
Units
Test Conditions/Comments
DYNAMIC PERFORMANCE (AD7818 Only)
Sample Rate = 100 kSPS, Any
Channel, f
IN
= 20 kHz
Signal to (Noise + Distortion) Ratio
2
Total Harmonic Distortion
2
Peak Harmonic or Spurious Noise
2
Intermodulation Distortion
2
Second Order Terms
Third Order Terms
Channel-to-Channel Isolation
2
57
–65
–67
dB min
dB max
dB typ
–75 dB typ
–75 dB typ
fa = 19.9kHz, fb = 20.1kHz
–67
–67
–80
dB typ
dB typ
dB typ
f
IN
= 20 kHz
Any Channel
DC ACCURACY (AD7818 Only)
Resolution
Minimum Resolution for Which
No Missing Codes Are Guaranteed
Relative Accuracy
2
Differential Nonlinearity
2
Gain Error
2
Offset Error
2
TEMPERATURE SENSOR
1
Measurement Error
Ambient Temperature +25
°
C
T
MIN
to T
MAX
Measurement Error
Ambient Temperature +25
°
C
T
MIN
to T
MAX
Temperature Resolution
REFERENCE INPUT
3, 4
(AD7816 Only)
REF
IN
Input Voltage Range
3
10
Bits
10
±
1
±
1
±
10
±
4
Bits
LSB max
LSB max
LSB max
LSB max
External Reference V
REF
= 2.5 V
±
2
±
3
°
C max
°
C max
On-Chip Reference
±
2
±
3
1/4
°
C max
°
C max
°
C/LSB
2.625
2.375
50
10
V max
V min
k
min
pF max
2.5 V + 5%
2.5 V – 5%
Input Impedance
Input Capacitance
ON-CHIP REFERENCE
5
Temperature Coefficient
3
Nominal 2.5 V
30
ppm/
°
C typ
CONVERSION RATE
Track/Hold Acquisition Time
4
Conversion Time
Temperature Sensor
Channel 1
400
ns max
Source Impedance < 10
27
9
μ
s max
μ
s max
(AD7818 Only)
POWER REQUIREMENTS
V
DD
+5.5
+2.7
V max
V min
For Specified Performance
I
DD
Logic Inputs = 0 V or V
DD
1.3 mA typ
2.5 V External Reference Connected
500 nA typ
V
DD
= 3 V
See Power vs. Throughput Section for
Description of Power Dissipation in
Auto Power-Down Mode
Typically 0.15
μ
W
Normal Operation
Using External Reference
Power-Down
Auto Power-Down Mode
10 SPS Throughput Rate
1 kSPS Throughput Rate
10 kSPS Throughput Rate
Power-Down
2
1.75
2
mA max
mA max
μ
A max
4
40
400
3
μ
W typ
μ
W typ
μ
W typ
μ
W max
AD7816/AD7817/AD7818
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PDF描述 |
|---|---|
| AD7817 | 10-Bit ADCs with On-Chip Temperature Sensor(四通道,10位A/D轉(zhuǎn)換器) |
| AD7818 | 10-Bit ADCs with On-Chip Temperature Sensor(單通道,10位A/D轉(zhuǎn)換器) |
| AD7819 | 8-Bit Sampling ADC(200kSPS,8位采樣A/D轉(zhuǎn)換器) |
| AD7820 | LC2MOS HIGH-SPEED uP-COMPATIBLE 8-BIT ADC WITH TRACK/HOLD FUNCTION |
| AD7820BQ | LC2MOS HIGH-SPEED uP-COMPATIBLE 8-BIT ADC WITH TRACK/HOLD FUNCTION |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AD7816-7818 | 制造商:AD 制造商全稱:Analog Devices 功能描述:Single- and 4-Channel, 9 us, 10-Bit ADCs with On-Chip Temperature Sensor |
| AD7816ACHIPS | 制造商:AD 制造商全稱:Analog Devices 功能描述:Single- and 4-Channel, 9 us, 10-Bit ADCs with On-Chip Temperature Sensor |
| AD7816AR | 制造商:Analog Devices 功能描述:Analog Temperature Sensors 8-Pin SOIC N 制造商:Rochester Electronics LLC 功能描述:TEMP SENSOR I.C. - Bulk 制造商:Analog Devices 功能描述:ADC TEMP SENSOR SMD 7816 SOIC8 |
| AD7816ARM | 制造商:Analog Devices 功能描述:Analog Temperature Sensors 8-Pin MSOP 制造商:Rochester Electronics LLC 功能描述:TEMPERATURE SENSOR: 10-BIT ADC, TEMPERATURE MONITORING ONLY - Bulk |
| AD7816ARM-REEL | 制造商:Analog Devices 功能描述:Analog Temperature Sensors 8-Pin MSOP T/R 制造商:Rochester Electronics LLC 功能描述:TEMPERATURE SENSOR: 10-BIT ADC, TEMPERATURE MONITORING ONLY - Tape and Reel |
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