參數(shù)資料
型號(hào)： ADT7318ARU
廠商： ANALOG DEVICES INC
元件分類： 溫度/濕度傳感器
英文描述： DIGITAL TEMP SENSOR-SERIAL, 8BIT(s), 3Cel, RECTANGULAR, SURFACE MOUNT
封裝： QSOP-16
文件頁(yè)數(shù)： 19/24頁(yè)
文件大?。?/td> 279K
代理商： ADT7318ARU
–4–
REV. PrH
Preliminary Technical Data
PRELIMINARY TECHNICAL DATA
ADT7316/7317/7318
DAC AC CHARACTERISTICS1
(VDD = +2.7V to +5.5 V; RL=2kW to GND; CL=200pF to GND; All
specifications TMIN to TMAX unless otherwise noted.)
Figure 3. Load Circuit for Access Time and Bus Relinquish Time
Parameter
2
Min
Typ @ 25°C
M a x
Units
Conditions/Comments
Output Voltage Settling Time
VREF=VDD=+5V
ADT7318
6
8
s
1/4 Scale to 3/4 Scale change (40 Hex to C0 Hex)
ADT7317
7
9
s
1/4 Scale to 3/4 Scale change (100 Hex to 300 Hex)
ADT7316
8
1 0
s
1/4 Scale to 3/4 Scale change (400 Hex to
C00 Hex)
Slew Rate
0.7
V/s
Major-Code Change Glitch Energy
1 2
nV-s
1 LSB change around major carry.
Digital Feedthrough
1
nV-s
Digital Crosstalk
1
nV-s
Analog Crosstalk
0.5
nV-s
DAC-to-DAC Crosstalk
3
nV-s
Multiplying Bandwidth
200
k H z
VREF=2V±0.1Vpp
Total Harmonic Distortion
-70
d B
VREF=2.5V±0.1Vpp. Frequency=10kHz.
NOTES
1Guaranteed by Design and Characterization, not production tested
2See Terminology
Specifications subject to change without notice.
1.6V
IOL
200 A
IOL
TO
OUTPUT
PIN
CL
50pF
Figure 2. Diagram for SPI Bus Timing
DOUT
DB7
D B6
DB0
DB5
DB8
+5
SCL K
1
2
3
4
8
t1
t2
t3
t4
t5
t6
t7
t8
DIN
DB7
DB6
DB0
DB5
DB8
MSB
LSB
MSB
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