SN54LS195A

SN54/74LS195A UNIVERSAL 4-BIT SHIFT REGISTER The SN54 / 74LS195A is a high speed 4-Bit Shift Register offering typical shift frequencies of 39 MHz. It is useful for a wide variety of register and counting applications. It utilizes the Schottky diode clamped process to achieve high speeds and is fully compatible with all Motorola TTL products. UNIVERSAL 4-BIT SHIFT REGISTER LOW POWER SCHOTTKY Typical Shift Right Frequency of 39 MHz Asynchronous Master Reset J, K Inputs to First Stage Fully Synchronous Serial or Parallel Data Transfers Input Clamp Diodes Limit High Speed Termination Effects CONNECTION DIAGRAM DIP (TOP VIEW) VCC 16 Q0 15 Q1 14 Q2 13 Q3 12 Q3 11 CP 10 PE 9 NOTE: The Flatpak version has the same pinouts (Connection Diagram) as the Dual In-Line Package. J SUFFIX CERAMIC CASE 620-09 16 1 16 1 N SUFFIX PLASTIC CASE 648-08 1 MR 2 J 3 K 4 P0 5 P1 6 P2 7 P3 8 GND 16 PIN NAMES LOADING (Note a) HIGH LOW 0.25 U.L. 0.25 U.L. 0.25 U.L. 0.25 U.L. 0.25 U.L. 0.25 U.L. 5 (2.5) U.L. 5 (2.5) U.L. 1 D SUFFIX SOIC CASE 751B-03 PE P0 – P3 J K CP MR Q0 – Q3 Q3 Parallel Enable (Active LOW) Input Parallel Data Inputs First Stage J (Active HIGH) Input First Stage K (Active LOW) Input Clock (Active HIGH Going Edge) Input Master Reset (Active LOW) Input Parallel Outputs (Note b) Complementary Last Stage Output (Note b) 0.5 U.L. 0.5 U.L. 0.5 U.L. 0.5 U.L. 0.5 U.L. 0.5 U.L. 10 U.L. 10 U.L. ORDERING INFORMATION SN54LSXXXJ SN74LSXXXN SN74LSXXXD Ceramic Plastic ...