SN74LS123D 查看數據表（PDF） - ON Semiconductor

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SN74LS123D

Retriggerable monostable multivibrator

ON Semiconductor 

PIN 9

PIN 13

PIN 11

SN74LS122 SN74LS123

OPEN

Rext

Cext

VCC

Rext

REMOTE

Figure 11. LS122 Remote Trimming Circuit Without Rext

PIN 9

PIN 13

PIN 11

VCC

Rext

REMOTE

Figure 12. LS122 Remote Trimming Circuit with Rint

http://onsemi.com

9

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