74190 IC Up/Down Decade Counter DIP-16

Description

74190 IC Up/Down Decade Counter DIP-16 The 74190 IC Up/Down Decade Counter DIP-16 5V TTL Logic is a synchronous BCD (8421) decade counter designed for digital counting, timing, and control applications. The device is based on the SN74LS190N architecture, providing reliable TTL performance and flexible counting functionality. Features: Counts 8-4-2-1 BCD or Binary Single Down/Up Count Control Line Count Enable Control Input Ripple Clock Output for Cascading Asynchronously Presettable with Load Control Parallel Outputs Cascadable for n-Bit Applications Specifications: Logic Type BCD Counter Counting Direction Up Counter, Down Counter Trigger Type Rising Edge Timing Mode Synchronous Reset Mode Asynchronous Number of Elements 1 Count Rate 28MHz Propagation Delay (tpd) 21ns Supply Voltage 2V to 6V Operating Temperature -20°C to +85°C Package / Case DIP-16 Mounting Type Through Hole 74LS190 Pinout Diagram 74LS190 Pin Description Pin No Pin Name Description 1 P1 Parallel Data Input 2 Q1 Flip-Flop Output 3 Q0 Flip-Flop Output 4 CE’ Count Enable (Active LOW) Input 5 U/D Up/Down Count Control Input 6 Q2 Flip-Flop Output 7 Q3 Flip-Flop Output 8 GND Ground 9 P3 Parallel Data Input 10 P2 Parallel Data Input 11 PL’ Parallel Load Control (Active LOW) Input 12 TC Terminal Count Output 13 RC’ Ripple Clock Output 14 CP Clock Pulse (Active HIGH going edge) Input 15 P0 Parallel Data Input 16 VCC Positive Supply Footprint Applications: Digital counters and timers. Frequency division circuits. BCD counting systems. Digital clocks and display systems. Industrial automation and control logic. Embedded digital electronics projects. Package Include: 1x 74190 IC Up/Down Decade Counter DIP-16 74190 Datasheet

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