ADXL357 Просмотр технического описания (PDF) - Analog Devices
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ADXL357 Datasheet PDF : 42 Pages
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Data Sheet
ADXL356/ADXL357
SPI DIGITAL INTERFACE CHARACTERISTICS FOR THE ADXL357
Note that multifunction pin names may be referenced by their relevant function only.
Table 3.
Parameter
DC INPUT LEVELS
Input Voltage
Low Level
High Level
Input Current
Low Level
High Level
DC OUTPUT LEVELS
Output Voltage
Low Level
High Level
Output Current
Low Level
High Level
AC INPUT LEVELS
SCLK Frequency
SCLK High Time
SCLK Low Time
CS Setup Time
CS Hold Time
CS Disable Time
Rising SCLK Setup Time
MOSI Setup Time
MOSI Hold Time
AC OUTPUT LEVELS
Propagation Delay
Enable MISO Time
Disable MISO Time
Symbol Test Conditions/Comments
VIL
VIH
IIL
Input voltage (VIN) = 0 V
IIH
VIN = VDDIO
VOL
IOL = IOL, MIN
VOH
IOH = IOH, MAX
IOL
VOL = VOL, MAX
IOH
VOH = VOH, MIN
tHIGH
tLOW
tCSS
tCSH
tCSD
tSCLKS
tSU
tHD
tP
tEN
tDIS
Load capacitance (CLOAD) = 30 pF
Min
Typ Max
Unit
0.7 × VDDIO
−0.2
0.3 × VDDIO
V
V
μA
0.2
μA
0.8 × VDDIO
−10
0.1
40
40
20
20
40
20
20
20
30
0.2 × VDDIO
V
V
mA
4
mA
10
MHz
ns
ns
ns
ns
ns
ns
ns
ns
30
ns
ns
20
ns
CS
SCLK
tCSS
MOSI
tEN
MISO
tSU
tHD
tHIGH
tLOW
tCSH
tCSD
tSCLKS
tP
tDIS
Figure 3. SPI Interface Timing Diagram
Rev. A | Page 7 of 42
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