L9822EPD013TR STMicroelectronics

L9822E Octal serial solenoid driver Features Eight low R DMOS outputs (0.5 I = DSon O 1 A 25 C V = 5 V 5 %) CC 8 bit serial input data (SPI) 8 bit serial diagnostic output for overload and open circuit conditions PowerSO-20 Output short circuit protection Chip enable select function (active low) Internal 36 V clamping for each output Cascadable with another octal driver Low quiescent current (10 mA Max.) Multipower BCD technology Package Multiwatt 15 and PowerSO-20 Multiwatt 15 Description Data is transmitted serially to the device using the The L9822E is an octal low-side solenoid driver Serial Peripheral Interface (SPI) protocol. realized in Multipower BCD technology particularly suited for driving lamps, relays and Status monitor function is available on all output solenoids in automotive environment. The DMOS lines. outputs L9822E has a very low power consumption. Table 1. Device summary Order code Package Packing L9822E Multiwatt 15 Tube L9822EPD PowerSO-20 Tube September 2013 Rev 3 1/17 www.st.com 1Contents L9822E Contents 1 Block diagram 5 2 Pin description . 6 2.1 Pin description 7 3 Electrical specifications 8 3.1 Absolute maximum ratings . 8 3.2 Thermal data . 8 3.3 Electrical characteristics . 8 4 Functional description 10 4.1 Internal blocks description 10 4.2 Shift register . 10 4.3 Parallel latch . 10 4.4 Output stages 11 4.5 Timing data transfer . 11 4.5.1 CE high to low transition 11 4.5.2 SCLK transitions 11 4.5.3 CE low to high transition 11 4.6 Fault conditions check . 12 5 Package information 14 6 Revision history . 16 2/17