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Voltage References

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TTL, DTl<br />

VTH = +1.4 V<br />

R<br />

To<br />

5.0 V CMOS<br />

VTH = 2.B V<br />

VLC<br />

lN414B<br />

1N414B<br />

DAC-08<br />

FIGURE 23 - INTERFACING WITH VARIOUS LOGIC FAMILIES<br />

15 V CMOS. HTL. HNll<br />

VTH = 7.6 V<br />

lN414B<br />

lN4148<br />

+15 V<br />

9.1 k<br />

6.2 k 0.1 "F<br />

PMOS<br />

VTH = OV<br />

10k<br />

-5.0 V to - 1 0 V<br />

NOTE. Do not el(ceed negative logic input range of OAe<br />

VTH::: VLC + 1.4 V<br />

10 V CMOS<br />

VTH = 5.0 V<br />

+10V<br />

6.2 k<br />

3.6 k 0.1 "F<br />

1.3k<br />

3.9 k<br />

MOTOROLA LlNEARIINTERFACE ICs DEVICE DATA<br />

6·13<br />

10K ECl<br />

VTH = -1.29V<br />

10 k<br />

'--------*--0-5.2 V

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