sca100t VTI Hamlin, sca100t Datasheet - Page 5

• Manufacturer Part Number: sca100t
• Description: The Sca100t Dual Axis Inclinometer Series
• Manufacturer: VTI Hamlin

1.6 SPI Interface Timing Specifications
VTI Technologies Oy
www.vti.fi
Figure 2.
CSB
SCK
MOSI
MISO
Parameter
Terminal CSB, SCK
Time from CSB (10%)
to SCK (90%)
Time from SCK (10%)
to CSB (90%)
Terminal SCK
SCK low time
SCK high time
Terminal MOSI, SCK
Time from changing MOSI
(10%, 90%) to SCK (90%).
Data setup time
Time from SCK (90%) to
changing MOSI (10%,90%).
Data hold time
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%)
When using SPI commands
RDAX, RDAY, RWTR: Time
between SPI cycles, CSB at high
level (90%)
T
VAL1
T
LS1
Timing diagram for SPI communication
MSB in
MSB out
T
T
CH
HOL
T
VAL2
T
CL
Subject to changes
Doc. nr. 8261800
Conditions
Load
capacitance at
MISO < 2 nF
Load
capacitance at
MISO < 2 nF
Load
capacitance at
MISO < 15 pF
Load
capacitance at
MISO < 15 pF
Load
capacitance at
MISO < 15 pF
DATA in
DATA out
T
SET
Symbol
T
T
T
T
TLH
T
T
T
T
T
T
VAL1
VAL2
SET
HOL
LS1
LS2
LSB in
LSB out
CH
CL
LH
LZ
Min.
120
120
150
30
30
10
10
15
1
1
T
LS2
Typ.
T
LZ
T
LH
Max.
100
100
100
SCA100T Series
Unit
µs
µs
µs
µs
ns
ns
ns
ns
ns
ns
ns
Rev.A
5/18