Datasheet
SGLS128A − JULY 2002 − REVISED APRIL 2008
10
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
driver
V
OD
50 Ω
Y
Z
DA
Input
Figure 5. Timing Test Circuit
1.2 V
Z
Y
0.8 V or 2 V
25 Ω, ±1% (2 Places)
C
L
= 10 pF
(2 Places)
DE
V
OY
V
OZ
2 V
0.8 V
t
PHZ
t
PZH
t
PLZ
t
PZL
1.4 V
~1.4 V
1.2 V
1.25 V
1.2 V
~1 V
1.15 V
DE
V
OY
or V
OZ
V
OZ
or V
OY
D at 2 V and input to DE
D at 0.8 V and input to DE
NOTE A: All input pulses are supplied by a generator having the following characteristics: t
r
or t
f
≤ 1 ns, pulse repetition rate (PRR) = 0.5 Mpps,
pulse width = 500 ± 10 ns . C
L
includes instrumentation and fixture capacitance within 0,06 mm of the D.U.T.
Figure 6. Enable and Disable Time Circuit and Definitions