參數(shù)資料
型號: ADT7411ARQ
廠商: Analog Devices, Inc.
元件分類: 溫度/濕度傳感器
英文描述: SPI/I2C Compatible, 10-Bit Digital Temperature Sensor and 8-Channel ADC
中文描述: SPI/I2C兼容,10位數(shù)字溫度傳感器和8通道ADC
文件頁數(shù): 3/36頁
文件大?。?/td> 456K
代理商: ADT7411ARQ
ADT7411
SPECIFICATIONS
Table 1. V
DD
= 2.7 V to 5.5 V, GND = 0 V, unless otherwise noted. Temperature ranges are 40°C to +120°C.
Parameter
1
Min
Typ
ADC DC ACCURACY
Resolution
Total Unadjusted Error (TUE)
2
Offset Error
Gain Error
ADC BANDWIDTH
ANALOG INPUTS
Input Voltage Range
0
0
DC Leakage Current
Input Capacitance
5
Input Resistance
10
THERMAL CHARACTERISTICS
Internal Temperature Sensor
Accuracy @ V
DD
= 3.3 V ± 10%
±0.5
±2
Accuracy @ V
DD
= 5 V ± 5%
±2
±3
Resolution
Long-term Drift
0.25
External Temperature Sensor
Accuracy @ V
DD
= 3.3 V ± 10%
Accuracy @ V
DD
= 5 V ± 5%
±2
±3
Resolution
Output Source Current
180
11
CONVERSION TIMES
Slow ADC
V
DD
/AIN
11.4
712
Internal Temperature
11.4
712
External Temperature
24.22
1.51
Fast ADC
V
DD
/AIN
712
44.5
Internal Temperature
2.14
134
External Temperature
14.25
890
Rev. A | Page 3 of 36
Max
10
3
±0.5
±2
DC
2.25
V
DD
±1
20
±1.5
±3
±5
±3
±5
10
±1.5
±3
±5
±3
±5
10
Unit
Bits
% of FSR
% of FSR
% of FSR
Hz
V
V
μA
pF
M
°C
°C
°C
°C
°C
Bits
°C
°C
°C
°C
°C
°C
Bits
μA
μA
ms
μs
ms
μs
ms
ms
μs
μs
ms
μs
ms
μs
Conditions/Comments
Max V
DD
= 5 V.
AIN1 to AIN8. C4 = 0 in Control Configuration 3.
AIN1 to AIN8. C4 = 1 in Control Configuration 3.
Internal reference used. Averaging on.
T
A
= 85°C.
T
A
= 0°C to 85°C.
T
A
= 40°C to +120°C.
T
A
= 0°C to 85°C.
T
A
= 40°C to +120°C.
Equivalent to 0.25°C.
Drift over 10 years if part is operated at 55°C.
External transistor = 2N3906.
T
A
= 85°C.
T
A
= 0°C to 85°C.
T
A
= 40°C to +120°C.
T
A
= 0°C to 85°C.
T
A
= 40°C to +120°C.
Equivalent to 0.25°C.
High Level.
Low Level.
Single-channel Mode.
Averaging (16 samples) on.
Averaging off.
Averaging (16 samples) on.
Averaging off.
Averaging (16 samples) on.
Averaging off.
Averaging (16 samples) on.
Averaging off.
Averaging (16 samples) on.
Averaging off.
Averaging (16 samples) on.
Averaging off.
1
See the Terminology section.
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