NE5551   Даташит

ITT Cannon

Dual Polarity Tracking Regulator

STMicroelectronics

General-purpose single bipolar timers

Harris Semiconductor

Timers for Timing Delays and Oscillator Application in Commercial, Industrial and Military Equipment

NEC => Renesas Technology

PRECISION TIMERS

Fairchild Semiconductor

Single Timer

Unisonic Technologies

SINGLE TIMER

Diodes Incorporated.

PRECISION TIMERS

Samsung

Single Timer

Unisonic Technologies

SINGLE TIMER

Wing Shing International Group

Precision timer