Timer IC
Part No. Features Vcc Package
PD (mW)
C555 Single Timer

* Timing from microseconds through hours
* High speed operation V 500kHz
* Wide operation supply voltage range V 7 to 15 voltages
* Low Supply Current 0.2mA
* Operates in both astable and monostable modes
* High output source/sink driver can drive TTL / CMOS
* Adjustable duty cycle
7V ~ 15V DIP-8
SOP-8 
200mW
LM556 Dual Timer

*High Current Driver Capability(=200mA)
*Adjustable Duty Cycle
*Timing From gSec to Hours
*Temperature Stability of 0.005%/XC
*TTL Compatible
*Operates in Both Astable and Monostable Modes
4.5V ~ 16V DIP-14
SOP-14
600mW
NE555 Single Timer

*High current driver capability (=200mA).
*Adjustable duty cycle.
*Timing from ms to hours.
*Turn off time less than 2ms.
*Operates in both astable and monostable modes.
4.5V ~ 16V DIP-8
SOP-8 
600mW
USA555 Precision Timer

* Astable or monostable operation
* Low turn off time
* Operates in both astable and monostable modes
* Timing from microseconds to hours
* Adjustable duty cycle
* TTL-compatible output can sink or source up to 200mA
4.5V ~ 16V DIP-8
SOP-8 
200mW
隔壁呻吟太大少妇受不了_宝宝把腿开大点就不疼了图_宝贝放松这才一根手指_第一次玩交换真实经历
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