21098765432121098765432109876543210987654321210987654321098765432109876543212109876543210987654321098765432121098765432109876543210987654321
21098765432121098765432109876543210987654321210987654321098765432109876543212109876543210987654321098765432121098765432109876543210987654321
PI90LVB179/PI90LVB180/
PI90LVB050/PI90LVB051
3.3V Boost LVDS High-Speed Differential Line Drivers & Receivers
Parameter Measurement Information
Receiver (continued)
1.2 V
R
IN–
500
Ω
R
IN+
Inputs
R
EN*
C
L
10 pF
V
O
+
–
V
TEST
NOTE A:
All input pulses are supplied by a genertor having the following characteristics: tr or tf
≤
1ns,
pulse repetition rate (PRR) = 0.5 Mpps, pulse wide = 500 ±10ns. CL includes instrumentation
and fixture capacitance within 0.06m of the D.U.T.
2.5 V
V
TEST
R
IN*
1V
2V
R
EN*
1.4 V
0.8 V
t
PZL
t
PZL
t
PLZ
2.5 V
R
OUT
V
TEST
R
IN+
R
EN*
1.4 V
V
OL
+0.5 V
V
OL
0V
1.4 V
2V
1.4 V
0.8 V
t
PZH
t
PZH
t
PHZ
V
OH
1.4 V
0V
R
OUT
V
OH
–0.5 V
Figure 7. Enable/Disable Time Test Circuit and Waveforms
10
PS8540
05/01/01
PERICOM [ PERICOM SEMICONDUCTOR CORPORATION ]
