L9822N_03 Datasheet, PDF (1/9 Pages) STMicroelectronics – OCTAL SERIAL SOLENOID DRIVER

®
L9822N
OCTAL SERIAL SOLENOID DRIVER
. EIGHT LOW RDSon DMOS OUTPUTS
(0.5Ω AT IO = 1A @ 25°C VCC = 5V± 5%)
. 8 BIT SERIAL INPUT DATA (SPI)
. 8 BIT SERIAL DIAGNOSTIC OUTPUT FOR
OVERLOAD AND OPEN CIRCUIT CONDITIONS
. OUTPUT SHORT CIRCUIT PROTECTION
. CHIP ENABLE SELECT FUNCTION (active low)
. INTERNAL 35V CLAMPING FOR EACH OUT-
PUT
. CASCADABLE WITH ANOTHER OCTAL
DRIVER
. LOW QUIESCENT CURRENT (10mA MAX.)
. PACKAGE Power SO20
DESCRIPTION
The L9822N is an octal low side solenoid driver
rea lized in Multipower-BCD technology particularly
suited for driving lamps, relays and solenoids in
MULTIPOWER BCD TECHNOLOGY
PowerSO20
ORDERING NUMBER: L9822N
automotive environment. The DMOS outpts
L9822N has a very low power consumption.
Data is transmitted serially to the device using the
Serial Peripheral Interface (SPI) protocol.
The L9822N features the outputs status monitoring
function.
BLOCK DIAGRAM
October 2003
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