TI380C60A Datasheet, PDF (11/16 Pages) Texas Instruments – CMOS TOKEN-RING INTERFACE DEVICE

TI380C60A
CMOS TOKEN-RING INTERFACE DEVICE
SPWS033 – DECEMBER 1996
electrical characteristics over recommended ranges of supply voltage and operating case
temperature (unless otherwise noted) (continued)
1.5 V
IOL
Test
Point
50 pF
TTL
Output
Under
Test
IOH
Test
Point
Test
Point
50 pF
XMT+
330 Ω
50 pF
XMT–
(a) TTL-OUTPUT TEST LOAD
(b) XMT+ and XMT– TEST LOAD
Iref
200 Ω
IEQB
RCV+
VEQW
330 Ω
RCV–
(c) Iref TEST CIRCUIT
(d) EQUALIZER TEST CIRCUIT
Figure 4. Test and Load Circuits
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