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L9965TS Datasheet(PDF) 30 Page - STMicroelectronics

Part # L9965TS
Description  Automotive SPI to isolated SPI transceiver
PDF  62 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9965TS Datasheet(HTML) 30 Page - STMicroelectronics

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Figure 10. SPI Target timing diagram
Table 30. SPI Target electrical parameters
Symbol
Parameter
Test condition
Min Typ Max Unit
PIN
FCLK_SPI
CLK frequency (50% duty cycle)
Application info
10
MHz
NCS, SDI, SDO,
SCLK
TCLK_L
Time interval for CLK = LOW
Application info
50
ns
NCS, SDI, SDO,
SCLK
TCLK_H
Time interval for CLK = HIGH
Application info
50
ns
NCS, SDI, SDO,
SCLK
TMISO_VALID
Propagation delay (time passed after
propagating SCLK edge @ at SDO
active)
Guaranteed by design
30
ns
NCS, SDI, SDO,
SCLK
TCLK_LEAD
time passed after NCS H/L edge @ first
SCLK edge
Application info
110
ns
NCS, SDI, SDO,
SCLK
TMOSI_SETUP
SDI input setup time (time passed after
SDI data valid @ sampling SCLK edge)
Application info
10
ns
NCS, SDI, SDO,
SCLK
TMOSI_HOLD
SDI input hold time (time passed after
propagating SCLK edge @ SDI data “not
valid anymore”)
Application info
10
ns
NCS, SDI, SDO,
SCLK
Tsclch
Time passed after CLK -> CPOL @ NCS
H/L edge
FCLK_SPI = 10 MHz
75
ns
NCS, SDI, SDO,
SCLK
TCLK_lag
Time passed after CLK -> CPOL @ NCS
L/H edge
FCLK_SPI = 10 MHz
100
ns
NCS, SDI, SDO,
SCLK
Thclch
CLK high after NCS high
FCLK_SPI = 10 MHz
100
ns
NCS, SDI, SDO,
SCLK
TNO_DATA
NCS min high time
FCLK_SPI = 10 MHz
900
ns
NCS, SDI, SDO,
SCLK
tMISO_DIS
NCS L/H to SDO @ high impedance
FCLK_SPI = 10 MHz
Cload=60pF
100
ns
NCS, SDI, SDO,
SCLK
tMISO_ACC
NCS H/L to SDO active
FCLK_SPI = 10 MHz
Cload=60pF
100
ns
NCS, SDI, SDO,
SCLK
VIN_H
Logic input high voltage
Tested in production
2
V
SCLK, SDI
NCS
VIN_HYS
Input hysteresis
Tested in production
0.1
0.5
V
SCLK, SDI
L9965T/L9965TS
Functional description
DS14987 - Rev 1
page 30/62



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