33999 Datasheet (Freescale Semiconductor)

33999, 16-Output Switch

Pin 1, 4, 24, 27, 28, 31, 51, 54 2, 3, 6, 7, 21, 22, 25, 26, 29, 30, 33, 34, 48, 49, 52, 53 5 8 9, 19, 36, 41, 46 10 *18, 37 *40, 42 *45 20 23 32 35 47 50 Pin Name PWM0, PWM1, PWM6 *PWM9, PWM14, PWM15 OUT0 *OUT15 Formal Name PWMn Input Definition Parallel PWM contr

Freescale Semiconductor, Inc.

MOTOROLA SEMICONDUCTOR TECHNICAL DATA Document order number: MC33999 Rev 1.0, 01/2004 Preliminary Information 16-Output Switch with SPI and PWM Control The 33999 is a 16-output low-side switch with a 24-bit serial input control.

It is designed for a variety of applications including inductive, incandescent, and LED loads.

The Serial Peripheral Interface (SPI) provides both input control and diagnostic readout.

Eight parallel inputs are also provided for direct Puls

33999 Features

* that reduces the MCU’s fault management burden. Features

* Designed to Operate 5.0 V < VPWR < 27 V

* 24-Bit SPI for Control and Fault reporting, 3.3 V/5.0 V Compatible

* Outputs Are Current Limited (0.9 A to 2.5 A) to Drive Incandescent Lamps

* Output Voltage Clamp of