SN54LV123A - Texas Instruments

SN54LV123A Dual Retriggerable Monostable Multivibrators

The 'LV123A devices are dual retriggerable monostable multivibrators designed for 2-V to 5.5-V VCC operation. Device Information(1) PART NUMBER PACKAGE BODY SIZE (NOM) SN74LV123AD SOIC (16) 6.00 mm x 9.90 mm SN74LV123ADB SSOP (16) 7.80 mm x 6.20 mm SN74LV123ANS SO (16) 7.80 mm x 10.20 mm SN74LV123APW TSSOP (16) 6.40 mm x 5.00 mm SN74LV123ARGY V.

Features

•1 2-V to 5.5-V VCC Operation
• Maximum tpd of 11 ns at 5 V
• Typical VOLP (Output Ground Bounce) < 0.8 V at VCC = 3.3 V, TA = 25°C
• Typical VOHV (Output VOH Undershoot) > 2.3 V at VCC = 3.3 V, TA = 25°C
• Support Mixed-Mode Voltage Operation on All Ports
• Schmitt-Trigger Circuitry on A, B, and CLR Inputs for Slow Input Transition Rates
• Edge Triggered From Active-High or Active-Low Gated Logic Inputs
• Ioff Supports Partial-Power-Down Mode Operation
• Retriggerable for Very Long Output Pulses, up to 100% Duty Cycle
• Overriding Clear Terminates Output Pulse
• Glitch-Free Power-Up Reset on .