Want to post a buying lead? If you are not a member yet, please select the specific/related part number first and then fill the quantity and your contact details in the "Request for Quotation Form" on the left, and then click "Send RFQ".Your buying lead can then be posted, and the reliable suppliers will quote via our online message system or other channels soon.
The AC/ACT244 is an octal buffer and line driver designed to be employed as a memory address driver, clock driver and bus-oriented transmitter/receiver which provides improved PC board density.
74AC244MTC Maximum Ratings
Supply Voltage (VCC) ......................... -0.5V to + 7.0V DC Input Diode Current (IIK) VI = 0.5V .....................................................-20 mA VI = VCC + 0.5V ..........................................+20 mA DC Input Voltage (VI) ..................-0.5V to VCC + 0.5V DC Output Diode Current (IOK) VO = 0.5V ....................................................-20 mA VO = VCC +0.5V ..........................................+20 mA DC Output Voltage (VO)................ -0.5V to VCC+0.5V DC Output Source or Sink Current (IO) ....................................±50 mA DC VCC or Ground Current per Output Pin (ICC or IGND) .....................± 50 mA Storage Temperature(TSTG)............ -65oC to +150oC Junction Temperature (TJ) PDIP............................................................ 140oC Supply Voltage (VCC) AC.......................................................2.0V to 6.0V ACT.....................................................4.5V to 5.5V Input Voltage (VI).......................................0V to VCC Output Voltage (VO)....................................0V to VCC Operating Temperature (TA) .............-40oC to +85oC Minimum Input Edge Rate (V/t)........... 125 mV/ns ACT Devices VIN from 30% to 70% of VCC VCC @ 3.3V, 4.5V, 5.5V Minimum Input Edge Rate (V/t)........... 125 mV/ns ACT Devices VIN from 0.8V to 2.0V VCC @ 4.5V, 5.5V Note 2: Absolute maximum ratings are those values beyond which damage to the device may occur. The databook specifications should be met, without exception, to ensure that the system design is reliable over its power supply, temperature, and output/input loading variables. Fairchild does not recommend operation of FACT™ circuits outside databook specifications.
74AC244MTC Features
ICC and IOZ reduced by 50% 3-STATE outputs drive bus lines or buffer memory address registers Outputs source/sink 24 mA ACT244 has TTL-compatible inputs