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<strong>HT9170</strong><br />
8 , ,<br />
8 , ,<br />
0 6 ' % <br />
5 A H E A I<br />
8 , ,<br />
4 6 / 6<br />
- 5 6<br />
(a) Fundamental circuit:<br />
t GTP =R C Ln (V DD /(V DD V TRT ))<br />
t GTA =R C Ln (V DD /V TRT )<br />
4<br />
+<br />
0 6 ' % <br />
5 A H E A I<br />
8 , ,<br />
4 6 / 6<br />
- 5 6<br />
(c) t GTP >t GTA :<br />
t GTP =R1 C Ln (V DD /(V DD V TRT ))<br />
t GTA = (R1 // R2) C Ln (V DD /V TRT )<br />
, <br />
4 <br />
4<br />
+<br />
8 , ,<br />
0 6 ' % <br />
5 A H E A I<br />
8 , ,<br />
+<br />
4 6 / 6<br />
- 5 6<br />
, <br />
4 <br />
4<br />
(b) t GTP
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