參數(shù)資料
型號: LM111FK
廠商: Texas Instruments, Inc.
元件分類: 比較器
英文描述: DISPLAY ! LED 8SEGMENT
中文描述: 選通差分比較器
文件頁數(shù): 11/16頁
文件大?。?/td> 274K
代理商: LM111FK
LM111, LM211, LM311, LM311Y
DIFFERENTIAL COMPARATORS WITH STROBES
SLCS007A – SEPTEMBER 1973 – REVISED FEBRUARY 1992
11
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
Figure 11 through Figure 29 show various applications for the LM111, LM211, and LM311 comparators.
Figure 11. 100-kHz Free-Running Multivibrator
VCC+
39 k
1200 pF
20 k
1 k
10 k
20 k
Square Wave
Output
(fanout to two
Series 54 gates
or equivalent)
Figure 12. Offset Balancing
3 k
3 k
VCC+
BALANCE
BAL/
STRB
Figure 13. Strobing
1 k
BAL/STRB
TTL Strobe
2N2222
Figure 14. Zero-Crossing Detector
VCC+
Input
VCC–
20 k
Output
Resistor values shown are for a 0-to-30-V logic swing and a 15-V threshold.
May be added to control speed and reduce susceptibility to noise spikes.
5 V
1 k
240 k
82 k
47 k
82 k
Output to TTL
Input
Figure 15. TTL Interface With High-Level Logic
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