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L9958 Datasheet(PDF) 28 Page - STMicroelectronics

Part # L9958
Description  Low RDSON SPI controlled H-Bridge
PDF  38 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9958 Datasheet(HTML) 28 Page - STMicroelectronics

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Electrical specifications
L9958
28/38
Doc ID 17269 Rev 5
6.4.3
SPI
Table 20.
SPI
Pos.
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
3.1
fspi
Clock frequency (50 % duty
cycle)
--
-
5
MHz
3.2
Tsdo_trans SDO transition speed, 20-80 %
Vsdo = 5V, Cload = 50 pF
(1)
5-
30
ns
Vsdo = 5 V, Cload = 150 pF
5-
50
ns
3.3
Tclh
Minimum time SCLK = HIGH
-
75
-
ns
3.4
Tcll
Minimum time SCLK = LOW
-
75
-
ns
3.5
Tpcld
Propagation delay (SCLK to
data at 10% of SDO rising edge)
--
-
40
ns
3.6
Tcsdv
NCS = LOW to data at SDO
active
--
-
85
ns
3.7
Tsclch
SCLK low before NCS low
(setup time SCLK to NCS
change H/L)
-75
-
-
ns
3.8
Thclcl
SCLK change L/H after NCS =
low
-75
-
-
ns
3.9
Tscld
SDI input setup time (SCLK
change H/L after SDI data valid)
-40
-
-
ns
3.10
Thcld
SDI input hold time (SDI data
hold after SCLK change H/L)
-40
-
-
ns
3.11
Tsclcl
SCLK low before NCS high
-
100
-
-
ns
3.12
Thclch
SCLK high after NCS high
-
100
-
-
ns
3.13
Tpchdz
NCS L/H to SDO @ high
impedance
--
-
75
ns
3.14
Tonncs
NCS min. high time
-
300
-
ns
3.15
-
Capacitance at SDI, SCLK; NCS -
-
-
14
pF
-
Capacitance at SDO
-
-
-
19
pF
3.16
Tfncs
NCS Filter time will be ignored)
Guaranteed by design
(Pulses = TfNCS
Guaranteed by design
10
-
40
ns
3.17
Vddio
Supply voltage for SDO output
buffer
-3
-
5.5
V
3.18
Ivddio
Current consumption on Vddio
(2)
--
1
mA
3.19
sdo_H
High output level on SDO
Isdo = 1.5 mA
Vddio-
0.4
--
V
3.20
sdo_L
Low output level on SDO
Isdo = 2 mA
-
-
0.4
V
3.21
Isdo
Tri state leakage current
NCS = HIGH VDDIO = 5 V
-5
-
5
µA
1.
Not tested – guaranteed by Cload = 150 pF measurement
2.
Measured for PSO16 at wafer sort level only.



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