Datasheet

Electrical specifications L9942
16/40 Doc ID 11778 Rev 7
3.4 Electrical characteristics
V
S
= 7 to 20 V, V
CC
= 3.0 to 5.3 V, T
j
= -40 to 150 °C, I
REF
= -200 µA, unless otherwise
specified. The voltages are referred to GND and currents are assumed positive, when the
current flows into the pin.
3.4.1 Supply
Table 8. Supply
Symbol Parameter Test condition Min. Typ. Max. Unit
I
S
V
S
DC supply current in active
mode
V
S
= 13.5 V, EN=V
CC
outputs
floating
-7 20 mA
V
S
quiescent supply current
V
S
= 13.5 V, TEST,
EN = 0V outputs
floating
T
j
= -40 °C
to 25 °C
-3 10
µA
T
j
= 125 °C -6 20
I
CC
V
CC
DC supply current in
active mode
V
CC
= 5.0 V EN=V
CC
,
DI=CLK=STEP=0V
-1 3 mA
V
CC
= 5.0 V TEST;
EN = 0 V; CSN =
V
CC
no clocks
outputs floating
T
j
= -40 °C
to 25 °C
-1 3 µA
I
CC
V
CC
quiescent supply current
CSN=V
CC
no
clocks outputs
floating
T
j
= 125 °C -2 6 µA
V
S
= 13.5 V, V
CC
=
5.0 V
T
j
= -40 °C
to 25 °C
-4 13
µA
I
S
+ I
CC
Sum quiescent supply current
TEST; EN=0 V
CSN=V
CC
no
clocks outputs
floating
T
j
= 125 °C -8 26
t
setPOR
(1)
V
CC
on set up time
EN = 5 V, CSN=CLK=0V DO
changes from high ohmic to logic
level LOW
2 - - µs
1. This parameter is guaranteed by design.