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
10 pF
VO
+
–
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.
2.5 V
VTEST
A
1V
2V
RE
1.4 V
0.8 V
tPZL
tPZL
tPLZ
2.5 V
R
VOL +0.5 V
1.4 V
VOL
0V
VTEST
A
1.4 V
2V
RE
1.4 V
0.8 V
tPZH
tPZH
tPHZ
VOH
1.4 V
0V
R
VOH –0.5 V
Figure 7. Enable/Disable Time Test Circuit and Waveforms
12
POST OFFICE BOX 655303
•
DALLAS, TEXAS 75265
TI [ TEXAS INSTRUMENTS ]
