參數(shù)資料
型號： ADT7519ARQ
廠商： ANALOG DEVICES INC
元件分類： 溫度/濕度傳感器
英文描述： SPI/I2C Compatible, Temperature Sensor, Four Channel ADC and Quad Voltage Output DAC
中文描述： DIGITAL TEMP SENSOR-SERIAL, 8BIT(s), 1Cel, RECTANGULAR, SURFACE MOUNT
封裝： MO-137AB, QSOP-16
文件頁數(shù)： 3/44頁
文件大小： 1350K
代理商： ADT7519ARQ
ADT7516/ADT7517/ADT7519
SPECIFICATIONS
Table 1. Temperature range is as follows: A version: –40°C to +120°C. V
DD
= 2.7 V to 5.5 V, GND = 0 V, REF
IN
= 2.25 V, unless
otherwise noted.
Parameter
1
Min
Typ
Max
DAC DC PERFORMANCE
2, 3
ADT7519
Resolution
8
Relative Accuracy
±0.15
±1
Differential Nonlinearity
±0.02
±0.25
ADT7517
Resolution
10
Relative Accuracy
±0.5
±4
Differential Nonlinearity
±0.05
±0.5
ADT7516
Resolution
12
Relative Accuracy
±2
±16
Differential Nonlinearity
±0.02
±0.9
Offset Error
±0.4
±2
Gain Error
±0.3
±2
Lower Deadband
20
65
Rev. A | Page 3 of 44
Unit
Bits
LSB
LSB
Bits
LSB
LSB
Bits
LSB
LSB
% of FSR
% of FSR
mV
Conditions/Comments
Guaranteed monotonic over all codes.
Guaranteed monotonic over all codes.
Guaranteed monotonic over all codes.
Lower deadband exists only if offset error is
negative. See Figure 8.
Upper deadband exists if V
REF
= V
DD
and off-set
plus gain error is positive. See Figure 9.
V
DD
= ±10%.
Upper Deadband
60
100
mV
Offset Error Drift
4
Gain Error Drift
4
DC Power Supply Rejection
Ratio
4
DC Crosstalk
4
ADC DC ACCURACY
Resolution
Total Unadjusted Error (TUE)
Offset Error
Gain Error
ADC BANDWIDTH
ANALOG INPUTS
Input Voltage Range
DC Leakage Current
Input Capacitance
Input Resistance
THERMAL CHARACTERISTICS
INTERNAL TEMPERATURE SENSOR
Accuracy @ V
DD
= 3.3 V ±10%
Accuracy @ V
DD
= 5 V ±5%
Resolution
Long-Term Drift
–12
–5
–60
ppm of FSR/°C
ppm of FSR/°C
dB
0
0
200
2
5
10
10
3
±0.5
±2
DC
2.28
V
DD
±1
20
μV
Bits
% of FSR
% of FSR
% of FSR
Hz
V
V
μA
pF
M
See Figure 5.
Max V
DD
= 5 V.
AIN1 to AIN4. C4 = 0 in Control Configuration 3.
AIN1 to AIN4. C4 = 0 in Control Configuration 3.
Internal reference used. Averaging on.
±0.5
±2
±2
±3
0.25
±1.5
±3
±5
±3
±5
10
°C
°C
°C
°C
°C
Bits
°C
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.
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