74ACT8244 Datasheet | STMicroelectronics

® RELAY DRIVER IC s s s s s OPERATES 4 LATCHING RELAIS, 1 SINGLE SIDE STABLE RELAY AND 1 LED VERY LOW POWER CONSUMPTION TTL PATIBLE INPUT THRESHOLDS IMPROVED LATCH-UP IMMUNITY UP TO 300mA TSSOP-20 PACKAGE T (TSSOP Package) ORDER CODES : 74ACT8244TTR DESCRIPTION The device is a relais driver for line card application. It is able to operate four latching relais, one single side stable relay and one LED connected either to GND or VCC. All the outputs can be set to LOW with the RST input as shown in the true table. PIN DESCRIPTION PIN No 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 SYMBOL RST IN1A IN1B IN2A IN2B IN3A IN3B IN4 IN5 GND NC OUT5 OUT4 OU3B OU3A OU2B OU2A...