NE556   데이터시트

STMicroelectronics

General-purpose dual bipolar timers

Tiger Electronic

Dual Timer

Contek Microelectronics

DUAL TIMER

Samsung

DUAL TIMER

Philips Electronics

Dual timer

Philips Electronics

Switched-mode power supply control circuit

Fairchild Semiconductor

Dual Timer

Philips Electronics

Switched-mode power supply control circuit

Philips Electronics

NE5561, SE5561 / Switched-mode power supply control circuit