SN75LVDS179 Datasheet, PDF (12/20 Pages) Texas Instruments – HIGH-SPEED DIFFERENTIAL LINE DRIVERS AND RECEIVERS

SN75LVDS179, SN75LVDS180, SN75LVDS050, SN75LVDS051
HIGH-SPEED DIFFERENTIAL LINE DRIVERS AND RECEIVERS
SLLS361A – JUNE 1999 – REVISED MARCH 2000
PARAMETER MEASUREMENT INFORMATION
receiver (continued)
1.2 V
B
500 Ω
A
Inputs _RE
CL
VO
10 pF
+
–
VTEST
NOTE A: All input pulses are supplied by a generator having the following characteristics: tr or tf ≤ 1 ns, pulse repetition rate (PRR) = 0.5 Mpps,
pulse width = 500 ± 10 ns. CL includes instrumentation and fixture capacitance within 0,06 m of the D.U.T.
VTEST
2.5 V
A
1V
RE
tPZL
tPZL
R
VTEST
A
VOL +0.5 V
tPLZ
2V
1.4 V
0.8 V
2.5 V
1.4 V
VOL
0V
1.4 V
RE
tPZH
tPZH
tPHZ
2V
1.4 V
0.8 V
R
VOH –0.5 V
VOH
1.4 V
0V
Figure 7. Enable/Disable Time Test Circuit and Waveforms
12
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265