L9950_09 Datasheet, PDF (15/39 Pages) STMicroelectronics – Door actuator driver

L9950 - L9950XP
Electrical specifications
Table 14. DI timing
Symbol
Parameter
t_CLK
t_CLKH
t_CLKL
t_{set CSN}
Clock period
Clock high time
Clock low time
CSN setup time, CSN low
before rising edge of CLK
t_{set CLK}
CLK setup time, CLK high
before rising edge of CSN
t_{set DI} DI setup time
t_{hold time} DI hold time
t_{r in}
Rise time of input signal DI,
CLK, CSN
t_{f in}
Fall time of input signal DI,
CLK, CSN
Test condition
V_CC = 5 V
V_CC = 5 V
V_CC = 5 V
V_CC = 5 V
V_CC = 5 V
V_CC = 5 V
V_CC = 5 V
V_CC = 5 V
V_CC = 5 V
Min. Typ. Max. Unit
1000 -
400 -
400 -
-
ns
-
ns
-
ns
400 -
-
ns
400 -
-
ns
200 -
200 -
-
ns
-
ns
-
-
100 ns
-
-
100 ns
Note:
DI timing parameters tested in production by a passed/failed test:
Tj=-40 °C/+25 °C: SPI communication @2 MHZ.
Tj=+125 °C: SPI communication @1.25 MHZ.
Table 15. DO
Symbol
Parameter
Test condition
Min.
Typ. Max. Unit
V_DOL Output low level
VCC = 5 V, I_D = -2 mA
-
0.2 0.4 V
V_DOH Output high level
VCC = 5 V, I_D = 2 mA
V_CC -0.4 V_CC-0.2 -
V
I_DOLK
Tristate leakage current ^{VCSN = VCC,}
0 V < V_DO < V_CC
-10
-
10 µA
C_DO(1)
Tristate input
capacitance
V_CSN = V_CC,
0 V < V_CC < 5.3 V
-
10
15 pF
1. Value of input capacity is not measured in production test. Parameter guaranteed by design.
Doc ID 10311 Rev 10
15/39