PLE SM77D142
The SM77D series will directly interface TTL devices also.ABSOLUTE MAXIMUM RATINGS
: Parameter VCC Supply Voltage Vi Input Voltage Vo Output Voltage Storage temperature range IOUT Output Current Unit -0.5V to +7.0V -0.5V to VCC + 0.5V -0.5V to VCC + 0.5V -65 to +150 Deg C 25 mA Thermal Characteristics The m axim um die or junction tem perature is 155oC The therm al resistance junction to board is 30 to 50oC/W att depending on the solder pads, ground plane and construction of the PCB. 42