SCA21X0 VTI [VTI technologies], SCA21X0 Datasheet - Page 27
SCA21X0
Manufacturer Part Number
SCA21X0
Description
VTI Automotive Digital Accelerometer Platform
Manufacturer
VTI [VTI technologies]
Datasheet
1.SCA21X0.pdf
(35 pages)
- Current page: 27 of 35
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VTI Technologies Oy
www.vti.fi
5
6
7
8
9
10
11
Figure 6: Timing diagram of SPI communication
SCK Frequency
Terminal MOSI, SCK
Time from changing
MOSI (10%, 90%) to
SCK (90%)
time
Time from SCK (90%) to
changing MOSI (10%,
90%)
Terminal MISO, CSB
Time from CSB (10%) to
stable MISO (10%, 90%)
Time from CSB (90%) to
high impedance state of
MISO
Terminal MISO, SCK
Time from SCK (10%) to
stable MISO (10%,
90%)
Terminal CSB
Time between SPI
cycles, CSB at high level
(90%)
1
1
1
CSB
SCK
MOSI
MISO
. Data hold time
.
.
1
. Data setup
T
VAL1
T
LS1
MSB in
MSB out
T
T
Load capacitance at
MISO < 50 pF
Load capacitance at
MISO < 50 pF
Load capacitance at
MISO < 50 pF
CH
HOL
T
VAL2
T
CL
Doc. Nr. 82 694 00 C
DATA in
DATA out
T
fsck =
1/T
SET
T
T
T
T
T
T
VAL1
VAL2
HOL
SET
LZ
LH
per
LSB in
LSB out
T
T
T
per
per
per
T
/4
/4
LS2
T
LZ
T
LH
SCA8X0/21X0/3100 Series
T
T
T
1.3 x
per
per
per
8
/4
/4
/4
MHz
27/35
ns
ns
ns
ns
ns
ns
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