MC74AC646 Datasheet (Motorola) - OCTAL TRANSCEIVER/REGISTER

MC74AC646, OCTAL TRANSCEIVER/REGISTER

www.DataSheet4U.com MC74AC646 MC74ACT646 Octal Transceiver/Register with 3ĆState Outputs (NonĆinverting) The MC74AC646/74ACT646 consist of registered bus transceiver circuits, with outputs, D-type flip-flops and control circuitry providing multiplexed transmission of data directly from the input bus or from the internal storage registers.

Data on the A or B bus will be loaded into the respective registers on the LOW-to-HIGH transition of the appropriate clock pin (CAB or CBA).

The four fundame

MC74AC646 Features

* 0 12.0 8.5 8.5 Max 14.5 14.5 11.0 11.0 74ACT TA =

* 40°C to +85°C CL = 50 pF Min 3.0 3.5 2.5 2.0 Max 16.0 16.0 12.0 12.0 ns ns ns ns 3-6 3-6 3-5 3-5 Unit Fig. No. tPLH 5.0 3.0 9.5 12.0 2.5 13.0 ns 3-6 tPHL 5.0 3.0 9.5 12.0 2.