lis3dsh STMicroelectronics, lis3dsh Datasheet - Page 14

• Manufacturer Part Number: lis3dsh
• Description: Mems Digital Output Motion Sensor Ultra Low-power High Performance Three-axis “nano” Accelerometer
• Manufacturer: STMicroelectronics

Mechanical and electrical specifications
3.3
3.3.1
Table 5.
1. Values are guaranteed at 10 MHz clock frequency for SPI with both 4 and 3 wires, based on characterization results, not
2. When no communication is on-going, data on SDO is driven by internal pull-up resistor.
14/53
SDO
CS
SPC
SDI
tested in production.
tdis(SO)
Symbol
tc(SPC)
fc(SPC)
tsu(CS)
tsu(SI)
th(SO)
th(CS)
tv(SO)
th(SI)
(2)
(2)
(2)
(2)
Communication interface characteristics
SPI - serial peripheral interface
Subject to general operating conditions for Vdd and Top.
SPI slave timing values
Figure 3.
c. Measurement points are done at 0.2·Vdd_IO and 0.8·Vdd_IO, for both input and output ports.
t
su( CS)
SPI clock cycle
SPI clock frequency
CS hold time
SDI input hold time
SDO valid output time
SDO output disable time
CS setup time
SDI input setup time
SDO output hold time
SPI slave timing diagram
t
su( SI )
M SB I N
M SB OUT
t
h( SI )
Parameter
t
Doc ID 022405 Rev 1
v( SO)
t
c( SPC)
(c)
t
h( SO)
Min.
100
15
6
8
5
9
Value
(1)
Max.
10
50
50
LSB I N
LSB O UT
t
h( CS)
LIS3DSH
t
di s ( SO)
MHz
Unit
ns
ns
(2)
(2)
(2)
(2)